Biggest changeBelow is a summary of our key ongoing and planned development projects related to our products and pipeline and their corresponding current stages of development: 74 Table of Contents Product Candidates Description NEUROSCIENCE Phase 3 Epidiolex EMAS, also known as Doose syndrome (ongoing trial) LGS, TSC and DS (ongoing trial in Japan) Phase 2b Suvecaltamide (JZP385) ET (ongoing trial) Phase 2 Suvecaltamide (JZP385) Parkinson's disease tremor (ongoing trial) JZP150 PTSD (ongoing trial) JZP541 Irritability associated with autism spectrum disorder, or ASD (planned trial) Additional cannabinoids ASD (ongoing trial) Phase 1 JZP324 Oxybate extended-release formulation (planned trial) JZP441* Potent, highly selective oral orexin-2 receptor agonist (ongoing trials in Japan and the U.S.) Additional cannabinoids Neonatal hypoxic-ischemic encephalopathy (completed study) Neuropsychiatry targets (ongoing trial) Preclinical Undisclosed targets Neuroscience Cannabinoids ONCOLOGY Regulatory Review Rylaze ALL/LBL FDA approval in June 2021; approval for M/W/F IM dosing schedule in November 2022; submitted an sBLA for IV administration in April 2022; received complete response letter from FDA requesting additional data on IV administration in February 2023; submitted MAA to EMA in May 2022 Phase 3 Zepzelca First-line extensive stage SCLC in combination with Tecentriq (collaboration with Roche) (ongoing trial) Confirmatory Study (PharmaMar study) (ongoing trial) Zanidatamab HER2-positive gastroesophageal adenocarcinoma, or GEA (ongoing trial) Vyxeos AML or high-risk Myelodysplastic Syndrome, or MDS (AML18) (cooperative group studies) (ongoing trial) Newly diagnosed adults with standard- and high-risk AML (AML Study Group cooperative group study) (ongoing trial) Newly diagnosed pediatric patients with AML (Children’s Oncology Group cooperative group study) (ongoing trial) Pivotal Phase 2 Zanidatamab Previously treated, advanced HER2-expressing biliary tract cancer, or BTC (ongoing trial) (pivotal trial) Phase 2 Zepzelca Basket trial including urothelial cancer, PD-NECs, and HRD cancers (ongoing trial) Vyxeos High-risk MDS (European Myelodysplastic Syndromes) (cooperative group study) (ongoing trial) Newly diagnosed untreated patients with high-risk AML (cooperative group study) (planned trial) Vyxeos + venetoclax De novo or relapsed/refractory, or R/R, AML (MD Anderson collaboration study) (ongoing trial) Zanidatamab HER2-expressing GEA, BTC or colorectal cancer in combination with standard first-line chemotherapy (ongoing trial) Phase 2a Zanidatamab Previously treated HER2+HR+ breast cancer in combination with palbociclib 75 Table of Contents Phase 1b/2 Zanidatamab First line breast cancer and GEA (BeiGene trial) (ongoing trial) Zanidatamab HER2-expressing breast cancer in combination with ALX148 (ongoing trial) Vyxeos + other approved therapies First-line, fit AML (ongoing trial) Low intensity therapy for first-line, unfit AML (ongoing trial) Phase 1 Vyxeos Low intensity dosing for higher risk MDS (MD Anderson collaboration study) (ongoing trial) Vyxeos + other approved therapies R/R AML or hypomethylating agent failure MDS (MD Anderson collaboration study) (ongoing trial) JZP815 Raf and Ras mutant tumors (acquired from Redx Pharma plc, or Redx) (ongoing trial) Zanidatamab In previously treated metastatic HER2-expressing cancers in combination with select antineoplastic therapies (ongoing trial) JZP341 (long-acting Erwinia asparaginase) Solid tumors (licensed from Ligand Pharmaceuticals Incorporated, or Ligand) (ongoing trial) Preclinical CombiPlex ® Hematology/oncology exploratory activities JZP898 Conditionally-activated IFNα INDUKINE™ molecule Undisclosed target Ras/Raf/MAP kinase pathway (collaboration with Redx) Oncology Exosome targets (up to 3) Hematological malignancies/solid tumors (collaboration with Codiak BioSciences, Inc., or Codiak) Undisclosed targets Oncology *Also known as DSP-0187 2022 Highlights and Recent Developments Regulatory Submissions, Approvals and Commercial Launches Oxybate Franchise • In January 2022, FDA recognized seven years of ODE for Xywav in IH through August 12, 2028.
Biggest changeBelow is a summary of our key ongoing and planned development projects related to our products and pipeline and their corresponding current stages of development: Product Candidates Description ONCOLOGY Phase 3 Zanidatamab HER2-positive GEA (ongoing trial) Zepzelca First-line extensive stage SCLC in combination with Tecentriq (collaboration with Roche) (ongoing trial) Confirmatory Study (PharmaMar study) (ongoing trial) 77 Table of Contents Vyxeos AML or high-risk Myelodysplastic Syndrome, or MDS (AML18) (cooperative group studies) (ongoing trial) Newly diagnosed adults with standard- and high-risk AML (AML Study Group cooperative group study) (ongoing trial) Newly diagnosed pediatric patients with AML (Children’s Oncology Group cooperative group study) (ongoing trial) Pivotal Phase 2 Zanidatamab Previously treated, advanced HER2-expressing BTC (ongoing trial) (pivotal trial) Phase 2 Zanidatamab HER2-expressing GEA, BTC or colorectal cancer in combination with standard first-line chemotherapy (ongoing trial) Vyxeos High-risk MDS (European Myelodysplastic Syndromes) (cooperative group study) (ongoing trial) Newly diagnosed untreated patients with high-risk AML (cooperative group study) (planned trial) Vyxeos + other approved therapies Relapsed/refractory, or R/R AML or hypomethylating agent failure MDS (MD Anderson collaboration study) (ongoing trial) De novo or R/R AML (MD Anderson collaboration study) (ongoing trial) Phase 2a Zanidatamab Previously treated HER2+HR+ breast cancer in combination with palbociclib (ongoing trial) Phase 1b/2 Zanidatamab First-line breast cancer and GEA (BeiGene trial) (ongoing trial) Zanidatamab HER2-expressing breast cancer in combination with ALX148 (ongoing trial) Phase 1 JZP815 Raf and Ras mutant tumors (acquired from Redx Pharma plc, or Redx) (ongoing trial) Zanidatamab Previously treated metastatic HER2-expressing cancers in combination with select antineoplastic therapies (ongoing trial) JZP341 (long-acting Erwinia asparaginase) Solid tumors (licensed from Ligand Pharmaceuticals Incorporated, or Ligand) (ongoing trial) JZP898 Conditionally-activated IFNα INDUKINE™ molecule in solid tumors (ongoing trial) Vyxeos Low intensity dosing for higher risk MDS (MD Anderson collaboration study) (ongoing trial) Preclinical Undisclosed target Ras/Raf/MAP kinase pathway (collaboration with Redx) Undisclosed targets Oncology CombiPlex ® Hematology/oncology exploratory activities NEUROSCIENCE Phase 3 Epidyolex LGS, TSC and DS (ongoing trial in Japan) Phase 2b Suvecaltamide (JZP385) ET (ongoing trial) Phase 2 Suvecaltamide (JZP385) Parkinson's disease tremor (ongoing trial) Phase 1 JZP324 Oxybate extended-release formulation (planned trial) JZP441* Potent, highly selective oral orexin-2 receptor agonist (paused) Undisclosed cannabinoids Other neuroscience (ongoing trials) Preclinical Undisclosed targets Sleep Epilepsy Other Neuroscience 78 Table of Contents *Also known as DSP-0187 (see discussion above in this section for JZP441) 2023 Highlights and Recent Developments Regulatory Submissions, Approvals and Commercial Launches Xywav • In May 2023, Xywav was approved for the treatment of cataplexy in patients with narcolepsy in Canada.
Thus, significant uncertainty remains regarding the commercial potential of Epidiolex/Epidyolex. In addition to our neuroscience products and product candidates, we are commercializing a portfolio of oncology products, including Defitelio, Vyxeos, Rylaze and Zepzelca.
Thus, significant uncertainty remains regarding the commercial potential of Epidiolex/Epidyolex. In addition to our neuroscience products and product candidates, we are commercializing a portfolio of oncology products, including Rylaze, Zepzelca, Defitelio and Vyxeos.
An inability to effectively commercialize Defitelio, Vyxeos, Rylaze and Zepzelca and to maximize their potential where possible through successful research and development activities could have a material adverse effect on our business, financial condition, results of operations and growth prospects. A key aspect of our growth strategy is our continued investment in our evolving and expanding R&D activities.
An inability to effectively commercialize Rylaze, Zepzelca, Defitelio and Vyxeos and to maximize their potential where possible through successful research and development activities could have a material adverse effect on our business, financial condition, results of operations and growth prospects. A key aspect of our growth strategy is our continued investment in our evolving and expanding R&D activities.
Selling, General and Administrative Expenses Selling, general and administrative expenses decreased in 2022 compared to 2021 primarily due to lower GW related integration expenses of $207.9 million and lower Sunosi related costs, partially offset by restructuring costs of $22.1 million and costs related to program terminations of $42.6 million, the loss on disposal of Sunosi of $40.8 million, an increase in compensation related expenses driven by the inclusion of GW related headcount costs for the full period in 2022, and increased investment in sales and marketing spend relating to Xywav and Epidiolex.
Selling, general and administrative expenses decreased in 2022 compared to 2021, primarily due to lower GW related integration expenses of $207.9 million and lower Sunosi related costs, partially offset by restructuring costs of $22.1 million and costs related to program terminations of $42.6 million, the loss on disposal of Sunosi of $40.8 million, an increase in compensation related expenses driven by the inclusion of GW related headcount costs for the full period in 2022, and increased investment in sales and marketing spend relating to Xywav and Epidiolex.
Intangible Asset Amortization Intangible asset amortization increased by $73.4 million in 2022 compared to 2021 primarily due to the inclusion of the amortization for the full period in 2022, of the intangible assets arising from the acquisition of GW, primarily related to Epidiolex, offset by a decrease relating to the Erwinaze intangible asset that was fully amortized in June 2021.
Intangible asset amortization increased by $73.4 million in 2022 compared to 2021, primarily due to the inclusion of the amortization for the full period in 2022, of the intangible assets arising from the acquisition of GW, primarily related to Epidiolex, offset by a decrease relating to the Erwinaze intangible asset that was fully amortized in June 2021.
Investing activities Net cash used in investing activities decreased by $4,765.9 million in 2022 compared to 2021, primarily due to the following: • $6,234.8 million outflow in 2021 related to the net cash paid for the GW Acquisition; and • $53.0 million upfront payment from Axsome in 2022 relating to the Sunosi U.S. disposition; offset by • $1,069.2 million decrease in net proceeds from maturity of investments, primarily time deposits; and • $444.1 million in upfront payments in 2022 for acquired IPR&D primarily driven by the $375.0 million, $50.0 million and $15.0 million payments to Zymeworks, Sumitomo and Werewolf, respectively.
Net cash used in investing activities decreased by $4,765.9 million in 2022 compared to 2021, primarily due to the following: • $6,234.8 million outflow in 2021 related to the net cash paid for the GW Acquisition; and • $53.0 million upfront payment from Axsome in 2022 relating to the Sunosi U.S. disposition; offset by • $1,069.2 million decrease in net proceeds from maturity of investments, primarily time deposits; and • $444.1 million in upfront payments in 2022 for acquired IPR&D primarily driven by the $375.0 million, $50.0 million and $15.0 million payments to Zymeworks, Sumitomo and Werewolf, respectively.
Government investigations with respect to our business practices, including as they relate to the Xywav and Xyrem REMS, the launch of Xywav, our Xyrem patent litigation settlement agreements or otherwise, could cause use to incur significant monetary charges to resolve these matters and could distract us from the operation of our business and execution of our strategy.
Government investigations with respect to our business practices, including as they relate to the Xywav and Xyrem REMS, the launch of Xywav, our Xyrem patent litigation settlement agreements or otherwise, could cause us to incur significant monetary charges to resolve these matters and could distract us from the operation of our business and execution of our strategy.
Interest Expense, Net Interest expense, net increased by $9.5 million in 2022 compared to 2021, primarily due to the inclusion of interest expense for the full period in 2022, on the $1.5 billion in aggregate principal amount of 4.375% senior secured notes, due 2029, or the Secured Notes and the seven-year $3.1 billion term loan B facility, or the Dollar Term Loan, which were used, in part, to finance the cash portion of the GW Acquisition, and higher interest rates on the Dollar Term Loan in 2022, offset by a decrease in non-cash interest expense relating to the 1.50% exchangeable senior notes due 2024, or the 2024 Notes, and our 2.00% exchangeable senior notes due 2026, or the 2026 Notes, collectively known as the Exchangeable Senior Notes, following the adoption of ASU No. 2020-06, “Debt—Debt with Conversion and Other Options(Subtopic 470-20) and Derivatives and Hedging— Contracts in Entity’s Own Equity (Subtopic 815-40): Accounting for Convertible Instruments and Contracts in an Entity’s Own Equity”, or ASU 2020-06, on January 1, 2022.
Interest expense, net increased by $9.5 million in 2022 compared to 2021, primarily due to the inclusion of interest expense for the full period in 2022, on the $1.5 billion in aggregate principal amount of 4.375% senior secured notes, due 2029, or the Secured Notes, and the seven-year $3.1 billion term loan B facility, or the Dollar Term Loan, which were used, in part, to finance the cash portion of the GW Acquisition, and higher interest rates on the Dollar Term Loan in 2022, offset by a decrease in non-cash interest expense relating to the 1.50% exchangeable senior notes due 2024, or the 2024 Notes, and our 2.00% exchangeable senior notes due 2026, or the 2026 Notes, collectively known as the Exchangeable Senior Notes, following the adoption of ASU No. 2020-06, “Debt—Debt with Conversion and Other Options (Subtopic 470-20) and Derivatives and Hedging— Contracts in 85 Table of Contents Entity’s Own Equity (Subtopic 815-40): Accounting for Convertible Instruments and Contracts in an Entity’s Own Equity”, or ASU 2020-06, on January 1, 2022.
Since there is no cure for narcolepsy and long-term disease management is needed, we believe that Xywav represents an important new therapeutic option for patients with this sleep disorder.
Since there is no cure for narcolepsy and long-term disease management is needed, we believe that Xywav represents an important therapeutic option for patients with this sleep disorder.
This substantial level of debt could have important consequences to our business, including, but not limited to the factors set forth in in Part I, Item 1A “Risk Factors” o f this Annual Report on Form 10‑K under the headi ng “We have incurred substantial debt, which could impair our flexibility and access to capital and adversely affect our financial position, and our business would be adversely affected if we are unable to service our debt obligations.” We believe that our existing cash and cash equivalents balance, cash we expect to generate from operations and funds available under our revolving credit facility will be sufficient to fund our operations and to meet our existing obligations for the foreseeable future.
This substantial level of debt could have important consequences to our business, including, but not limited to the factors set forth in in Part I, Item 1A “Risk Factors” o f this Annual Report on Form 10‑K under the headi ng “We have incurred substantial debt, which could impair our flexibility and access to capital and adversely affect our financial position, and our business would be adversely affected if we are unable to service our debt obligations.” We believe that our existing cash, cash equivalents and investments balances, cash we expect to generate from operations and funds available under our revolving credit facility will be sufficient to fund our operations and to meet our existing obligations for the foreseeable future.
Prior to May 15, 2024, the 2024 Notes will be exchangeable only upon satisfaction of certain conditions and during certain periods, and thereafter, at any time until the close of business on the second scheduled trading day immediately preceding the maturity date. 89 Table of Contents Contractual Obligations Our primary contractual obligations relate to our outstanding indebtedness, as described above.
Prior to May 15, 2024, the 2024 Notes will be exchangeable only upon satisfaction of certain conditions and during certain periods, and thereafter, at any time until the close of business on the second scheduled trading day immediately preceding the maturity date. 91 Table of Contents Contractual Obligations Our primary contractual obligations relate to our outstanding indebtedness, as described above.
In November 2016, our board of directors authorized a share repurchase program and as of December 31, 2022 had authorized the repurchase of up to $1.5 billion, exclusive of any brokerage commissions. Under this program, which has no expiration date, we may repurchase ordinary shares from time to time on the open market.
In November 2016, our board of directors authorized a share repurchase program and as of December 31, 2023 had authorized the repurchase of up to $1.5 billion, exclusive of any brokerage commissions. Under this program, which has no expiration date, we may repurchase ordinary shares from time to time on the open market.
This discussion contains forward-looking statements that involve risks and uncertainties. When reviewing the discussion below, you should keep in mind the substantial risks and uncertainties that impact our business. In particular, we encourage you to review the risks and uncertainties described in “Risk Factors” in Part I, Item 1A in this Annual Report on Form 10‑K.
This discussion contains forward-looking statements that involve risks and uncertainties. When reviewing the discussion below, you should keep in mind the substantial risks and uncertainties that impact or could impact our business. In particular, we encourage you to review the risks and uncertainties described in “Risk Factors” in Part I, Item 1A in this Annual Report on Form 10‑K.
The success of the GW Acquisition will depend, in part, on our ability to realize the anticipated benefits from our and GW’s historical businesses.
The success of the GW Acquisition will depend, in part, on our ability to realize the anticipated benefits from the combination of our and GW’s historical businesses.
Principal repayments of the Dollar Term Loan, which are due quarterly, began in September 2021 and are equal to 1.0% per annum of the original principal amount of $3.1 billion with any remaining balance payable on the maturity date. In September 2022, we made a voluntary repayment on the Dollar Term Loan totaling $300.0 million.
Principal repayments of the Dollar Term Loan, which were due quarterly, began in September 2021 and were equal to 1.0% per annum of the original principal amount of $3.1 billion with any remaining balance payable on the maturity date. In September 2022, we made a voluntary repayment on the Dollar Term Loan totaling $300.0 million .
As of December 31, 2022, the interest rate and effective interest rate on the Secured Notes were 4.375% and 4.64%, respectively. Exchangeable Senior Notes 2026 Notes . In the second quarter of 2020, Jazz Investments I Limited, our wholly owned subsidiary, completed a private placement of $1.0 billion principal amount of the 2026 Notes.
As of December 31, 2023, the interest rate and effective interest rate on the Secured Notes were 4.375% and 4.64%, respectively. Exchangeable Senior Notes 2026 Notes . In the second quarter of 2020, Jazz Investments I Limited, our wholly owned subsidiary, completed a private placement of $1.0 billion principal amount of the 2026 Notes.
Under the terms of the agreement, we made an upfront payment of $50 million to Sumitomo, and Sumitomo is eligible to receive development, regulatory and commercial milestone payments of up to $1.09 billion. If approved, Sumitomo is eligible to receive a tiered, low double-digit royalty on Jazz's net sales of JZP441.
Under the terms of the agreement, we made an upfront payment of $50 million to Sumitomo, and Sumitomo is eligible to receive development, regulatory and commercial milestone payments of up to $1.09 billion. If approved, Sumitomo is eligible to receive a tiered, low double-digit royalty on our net sales of JZP441.
Chargebacks as a percentage of gross product sales are not expected to change materially in 2023 compared to 2022. Discounts and distributor fees Discounts and distributor fees comprise prompt payment discounts, patient coupon programs and specialty distributor and wholesaler fees. We offer customers a cash discount on gross product sales as an incentive for prompt payment.
Chargebacks as a percentage of gross product sales are not expected to change materially in 2024 compared to 2023. Discounts and distributor fees Discounts and distributor fees comprise prompt payment discounts, patient coupon programs and specialty distributor and wholesaler fees. We offer customers a cash discount on gross product sales as an incentive for prompt payment.
Please refer to Note 10, Goodwill and Intangible Assets, of the Notes to Consolidated Financial Statements included in Part IV of this Annual Report on Form 10‑K, for further information about our intangible assets and the remaining useful lives of our finite-lived intangible assets as of December 31, 2022.
Please refer to Note 10, Goodwill and Intangible Assets, of the Notes to Consolidated Financial Statements included in Part IV of this Annual Report on Form 10‑K, for further information about our intangible assets and the remaining useful lives of our finite-lived intangible assets as of December 31, 2023.
The Credit Agreement contains financial covenants that require the Company and its restricted subsidiaries to (a) not exceed a maximum 87 Table of Contents first lien secured net leverage ratio and (b) not fall below a minimum interest coverage ratio, provided that such covenants apply only to the Revolving Credit Facility and are applicable only if amounts are drawn (or non-cash collateralized letters of credit in excess of $50 million are outstanding) under the Revolving Credit Facility.
The Credit Agreement contains financial covenants that require the Company and its restricted subsidiaries to (a) not exceed a maximum first lien secured net leverage ratio and (b) not fall below a minimum interest coverage ratio, provided that such covenants apply only to the Revolving Credit Facility and are applicable only if amounts are drawn (or non-cash collateralized letters of credit in excess of $50 million are outstanding) under the Revolving Credit Facility.
Our strategy to deliver sustainable growth and enhanced value is focused on: • Strong commercial execution to drive diversified revenue growth and address unmet medical needs of our patients across our product portfolio, which focuses on neuroscience and oncology medicines; • Expanding and advancing our pipeline to achieve a valuable product portfolio of durable, highly differentiated programs; • Continuing to build a flexible, efficient and productive development engine for targeted therapeutic areas to identify and progress early-, mid- and late-stage assets; • Identifying and acquiring novel product candidates and approved therapies to complement our existing pipeline and commercial portfolio; 69 Table of Contents • Investing in an efficient, scalable operating model and differentiated capabilities to enable growth; and • Unlocking further value through indication expansion and entry into global markets.
Our strategy to deliver sustainable growth and enhanced value is focused on: • Strong commercial execution to drive diversified revenue growth and address unmet medical needs of our patients across our product portfolio, which focuses on neuroscience and oncology medicines; • Expanding and advancing our pipeline to achieve a valuable portfolio of durable, highly differentiated products; • Continuing to build a flexible, efficient and productive development engine for targeted therapeutic areas to identify and progress early-, mid- and late-stage assets; • Identifying and acquiring novel product candidates and approved therapies to complement our existing pipeline and commercial portfolio; • Investing in an efficient, scalable operating model and differentiated capabilities to enable growth; and • Unlocking further value through indication expansion and entry into global markets.
The holders of the 2026 Notes have the ability to require us to repurchase all or a portion of their 2026 Notes for cash in the event we undergo certain fundamental changes, such as specified change of control transactions, our liquidation or dissolution or the delisting of our ordinary shares from any of The New York Stock Exchange, The Nasdaq Global Market, The Nasdaq Global Select Market or The Nasdaq Capital Market (or any of their respective successors).
The holders of the 2026 Notes have the ability to require us to repurchase all or a portion of their 2026 Notes for cash in the event we undergo certain fundamental changes, such as specified change of control transactions, our liquidation or dissolution or the delisting of our ordinary shares from any of The New York Stock Exchange, The Nasdaq Global Market, The 90 Table of Contents Nasdaq Global Select Market or The Nasdaq Capital Market (or any of their respective successors).
In 2022, we recorded an acquired IPR&D asset impairment charge of $133.6 million as a result of the decision to discontinue our nabiximols program. We did not recognize an impairment charge related to our intangible assets in 2021.
We did not recognize an impairment charge related to our intangible assets in 2023 or 2021. In 2022, we recorded an acquired IPR&D asset impairment charge of $133.6 million as a result of the decision to discontinue our nabiximols program.
For additional information on these lawsuits and other legal matters, see Note 14, Commitments and Contingencies-Legal Proceedings of the Notes to Consolidated Financial Statements, included in Part IV of this Annual Report on Form 10‑K. It is possible that additional lawsuits will be filed against us making similar or related allegations.
For additional information on these lawsuits and other legal matters, see Note 14, Commitments and Contingencies-Legal Proceedings of the Notes to Consolidated Financial Statements, included in Part IV of this Annual Report on Form 10‑K. It is possible that additional lawsuits will be filed against us making similar or related 81 Table of Contents allegations.
JZP815 is an investigational stage pan-RAF kinase inhibitor that targets specific components of the mitogen-activated protein kinase, or MAPK, pathway that, when activated by oncogenic mutations, can be a frequent driver of human cancer.
JZP815 is an investigational stage pan-RAF kinase inhibitor that targets specific components of the mitogen-activated protein kinase pathway that, when activated by oncogenic mutations, can be a frequent driver of human cancer.
Our ability to successfully commercialize Xywav will depend on, among other things, our ability to maintain adequate coverage and reimbursement for Xywav and acceptance of Xywav by payors, physicians and patients, including of Xywav for the treatment of IH in adults.
Our ability to successfully commercialize Xywav will depend on, among other things, our ability to maintain adequate payor coverage and reimbursement for Xywav and acceptance of Xywav by physicians and patients, including of Xywav for the treatment of IH in adults.
In addition, product development milestones are expensed upon achievement. 92 Table of Contents Valuation of Intangible Assets We have acquired, and expect to continue to acquire, intangible assets through asset acquisitions or business combinations.
In addition, product development milestones are expensed upon achievement. 94 Table of Contents Valuation of Intangible Assets We have acquired, and expect to continue to acquire, intangible assets through asset acquisitions or business combinations.
Prior to June 15, 2026, we may redeem the 2026 Notes, in whole but not in part, subject to compliance with certain conditions, if we have, or on the next interest payment date would, become obligated to pay to the 88 Table of Contents holder of any 2026 Notes additional amounts as a result of certain tax-related events.
Prior to June 15, 2026, we may redeem the 2026 Notes, in whole but not in part, subject to compliance with certain conditions, if we have, or on the next interest payment date would, become obligated to pay to the holder of any 2026 Notes additional amounts as a result of certain tax-related events.
We initiated the U.S. commercial launch of Xywav for the treatment of IH in adults on November 1, 2021. In January 2022, FDA recognized seven years of ODE for Xywav in IH that extends through August 2028.
We initiated the U.S. commercial launch of Xywav for the treatment of IH in adults in November 2021. In January 2022, FDA recognized seven years of ODE for Xywav in IH that extends through August 2028.
These factors include, but are not limited to, changes in tax laws, regulations and/or rates, changing interpretations of existing tax laws or regulations, changes in estimates of prior years’ items, the impact of accounting for share-based compensation, changes in our international organization, likelihood of settlement, and changes in overall levels of income before taxes.
These factors include, but are not limited to, changes 95 Table of Contents in tax laws, regulations and/or rates, changing interpretations of existing tax laws or regulations, changes in estimates of prior years’ items, the impact of accounting for share-based compensation, changes in our international organization, likelihood of settlement, and changes in overall levels of income before taxes.
If we fail to obtain and maintain adequate formulary positions and institutional access for our current 78 Table of Contents products and future approved products, we will not be able to achieve a return on our investment and our business, financial condition, results of operations and growth prospects would be materially adversely affected.
If we fail to obtain and maintain adequate formulary positions and institutional access for our current products and future approved products, we will not be able to achieve a return on our investment and our business, financial condition, results of operations and growth prospects would be materially adversely affected.
Management’s Discussion and Analysis of Financial Condition and Results of Operations The purpose of the Management Discussion and Analysis is to present information that management believes is relevant to promote a understanding of our results of operations and cash flows for the fiscal year ended December 31, 2022 and our financial condition as of December 31, 2022 and should be read in conjunction with the consolidated financial statements and notes to consolidated financial statements included elsewhere in this Annual Report on Form 10‑K.
Management’s Discussion and Analysis of Financial Condition and Results of Operations The purpose of the Management Discussion and Analysis is to present information that management believes is relevant to promote an understanding of our results of operations and cash flows for the fiscal year ended December 31, 2023 and our financial condition as of December 31, 2023 and should be read in conjunction with the consolidated financial statements and notes to consolidated financial statements included elsewhere in this Annual Report on Form 10‑K.
Our long-term debt included $2.8 billion aggregate principal amount Dollar Term Loan, $1.5 billion principal amount of the Secured Notes, $575.0 million principal amount of the 2024 Notes, and $1.0 billion principal amount of the 2026 Notes.
Our long-term debt included $2.7 billion aggregate principal amount Dollar Term Loan, $1.5 billion principal amount of the Secured Notes, $1.0 billion principal amount of the 2026 Notes and $575.0 million principal amount of the 2024 Notes.
Our operating plan assumes that Xywav, with 92% lower sodium compared to Xyrem, depending on the dose, absence of a sodium warning and dosing titration option, will remain the treatment of choice for patients who can benefit from oxybate treatment.
Our operating plan assumes that Xywav, with 92% lower sodium compared to high-sodium oxybates, depending on the dose, absence of a sodium warning and dosing titration option, will remain the treatment of choice for patients who can benefit from oxybate treatment.
Rebates as a percentage of gross product sales are expected to increase in 2023 compared to 2022, primarily due to rebate rate increases and new government rebates.
Rebates as a percentage of gross product sales are expected to increase in 2024 compared to 2023, primarily due to rebate rate increases and new government rebates.
As part of our annual impairment assessment, we reviewed these intangible assets as of December 31, 2022 and determined the carrying value is recoverable.
As part of our annual impairment assessment, we reviewed these intangible assets as of December 31, 2023 and determined the carrying value is recoverable.
Acquired In-Process Research and Development Acquired IPR&D expense in 2022 primarily related to the upfront payments made in connection with our licensing and collaboration agreements with Zymeworks and Werewolf of $375.0 million and $15.0 million, respectively, and our licensing agreement with Sumitomo of $50.0 million.
Acquired IPR&D expense in 2022 primarily related to the upfront payments made in connection with our licensing and collaboration agreements with Zymeworks and Werewolf of $375.0 million and $15.0 million, respectively, and our licensing agreement with Sumitomo of $50.0 million.
In addition, we are required to estimate the period of time over which to amortize the intangible assets, which requires significant judgment. Impairment of Intangible Assets Finite-lived intangible assets consist primarily of purchased developed technology and are amortized on a straight-line basis over their estimated useful lives, which range from five to eighteen years.
In addition, we are required to estimate the period of time over which to amortize the intangible assets, which requires significant judgment. Impairment of Intangible Assets Finite-lived intangible assets consist primarily of purchased developed technology and are amortized on a straight-line basis over their estimated useful lives, which range from seven to sixteen years.
Finally, business practices by pharmaceutical companies, including product formulation improvements, patent litigation settlements, and risk evaluation and mitigation strategy, or REMS, programs, have increasingly drawn public scrutiny from legislators and regulatory agencies, with allegations that such programs are used as a means of improperly blocking or delaying competition.
Finally, business practices by pharmaceutical companies, including product formulation improvements, patent litigation settlements, and REMS programs, have increasingly drawn public scrutiny from legislators and regulatory agencies, with allegations that such programs are used as a means of improperly blocking or delaying competition.
We performed our annual goodwill impairment test in October 2022 and concluded that goodwill was not impaired as the fair value of the reporting unit significantly exceeded its carrying amount, including goodwill. As of December 31, 2022, we had $1.7 billion of goodwill resulting from acquisitions accounted for as business combinations.
We performed our annual goodwill impairment test in October 2023 and concluded that goodwill was not impaired as the fair value of the reporting unit significantly exceeded its carrying amount, including goodwill. As of December 31, 2023, we had $1.8 billion of goodwill resulting from acquisitions accounted for as business combinations.
Rylaze is the only recombinant erwinia asparaginase manufactured product that maintains a clinically meaningful level of asparaginase activity throughout the entire course of treatment. We developed Rylaze to address the needs of patients and health care providers for an innovative, high-quality erwinia asparaginase with reliable supply.
Rylaze is the only recombinant erwinia asparaginase manufactured product approved in the U.S. that maintains a clinically meaningful level of asparaginase activity throughout the entire course of treatment. We developed Rylaze to address the needs of patients and health care providers for an innovative, high-quality erwinia asparaginase with reliable supply.
Accordingly, we expect to continue to opportunistically seek access to additional capital to license or acquire additional products, product candidates or companies to expand our operations or for general corporate purposes. Raising additional capital could be accomplished through one or more public or private debt 84 Table of Contents or equity financings, collaborations or partnering arrangements.
Accordingly, we expect to continue to opportunistically seek access to additional capital to license or acquire additional products, product candidates or companies to expand our operations or for general corporate purposes. Raising additional capital could be accomplished through one or more public or private debt or equity financings, collaborations or partnering arrangements.
We provide a valuation allowance when it is more-likely-than-not that deferred tax assets will not be realized. 93 Table of Contents Our most significant tax jurisdictions are Ireland, the U.K. and the U.S. Certain estimates are required in determining our expense for income taxes.
We provide a valuation allowance when it is more-likely-than-not that deferred tax assets will not be realized. Our most significant tax jurisdictions are Ireland, the U.K. and the U.S. Certain estimates are required in determining our expense for income taxes.
Moreover, we have increasingly experienced pressure from third party payors to agree to discounts, rebates or restrictive pricing terms, and we cannot guarantee we will be able to agree to commercially reasonable terms with PBMs, or similar organizations and other third party payors, or that we will be able to ensure patient access and acceptance on institutional formularies.
In addition, we have increasingly experienced pressure from third party payors to agree to discounts, rebates or restrictive pricing terms, and we cannot guarantee we will be able to agree to commercially reasonable terms with PBMs, or similar organizations and other third party payors, or that we will be able to ensure patient access and acceptance on formularies.
However, our ability to raise additional capital may be adversely impacted by worsening global economic conditions and the recent disruptions to, and volatility in, the credit and financial markets in the U.S. and worldwide resulting from the effects of inflationary pressures or otherwise.
However, our ability to raise additional capital may be adversely impacted by worsening global economic conditions and the recent disruptions to, and volatility in, the credit and financial markets in the U.S. and worldwide resulting from the effects of inflationary pressures, potential future bank failures, or otherwise.
At our annual general meeting of shareholders in July 2022, our shareholders voted to approve our proposal to dis-apply the statutory pre-emption obligation on terms that are substantially more limited than our general pre-emption opt-out authority that had been in effect prior to August 4, 2021. This current pre-emption opt-out authority is due to expire in December 2023.
At our annual general meeting of shareholders in August 2023, our shareholders voted to approve our proposal to dis-apply the statutory pre-emption obligation on terms that are substantially more limited than our general pre-emption opt-out authority that had been in effect prior to August 4, 2021. This current pre-emption opt-out authority is due to expire in February 2025.
If any of our product candidates receive FDA approval, the Department of Health and Human Services, or HHS, and the U.S. Drug Enforcement Administration, or DEA, will make a scheduling determination.
If any of our product candidates receive FDA approval, the Department of Health and Human Services and the U.S. Drug Enforcement Administration will make a scheduling determination.
We have made voluntary repayments of €625.0 million, or $753.0 million, relating to Euro Term Loan and voluntary and mandatory repayments of $300.0 million and $46.5 million, respectively, relating to the Dollar Term Loan since the closing of the acquisition of GW in May 2021. We have a significant amount of debt outstanding on a consolidated basis.
Since the closing of the acquisition of GW in May 2021, we have fully repaid our Euro Term Loan €625.0 million, or $753.0 million, and made voluntary and mandatory repayments of $300.0 million and $77.5 million , respectively, relating to the Dollar Term Loan. We have a significant amount of debt outstanding on a consolidated basis.
During 2022, 2021 and 2020, we generated cash flows from operations of $1,272.0 million, $778.5 million and $899.6 million, respectively, and we expect to continue to generate positive cash flow from operations which will enable us to operate our business and de-lever our balance sheet over time.
During 2023, 2022 and 2021, we generated cash flows from operations of $1,092.0 million, $1,272.0 million and $778.5 million, respectively, and we expect to continue to generate positive cash flow from operations which we expect will enable us to operate our business and de-lever our balance sheet over time.
In-process research and development, or IPR&D, is not amortized but is tested for impairment annually or when events or circumstances indicate that the fair value may be below the carrying value of the asset. If the carrying value of the assets is not expected to be recovered, the assets are written down to their estimated fair values.
IPR&D is not amortized but is tested for impairment annually or when events or circumstances indicate that the fair value may be below the carrying value of the asset. If the carrying value of the assets is not expected to be recovered, the assets are written down to their estimated fair values.
In October 2022, we announced an exclusive licensing and collaboration agreement with Zymeworks Inc., or Zymeworks, providing us the right to acquire development and commercialization rights to Zymeworks' zanidatamab across all indications in the United States, Europe, Japan and all other territories except for those Asia/Pacific territories previously licensed by Zymeworks.
Within our oncology R&D program, in October 2022, we announced an exclusive licensing and collaboration agreement with Zymeworks Inc., or Zymeworks, providing us the right to acquire development and commercialization rights to Zymeworks' zanidatamab across all indications in the United States, Europe, Japan and all other territories except for those Asia/Pacific territories previously licensed by Zymeworks.
Rylaze product sales increased in 2022 compared to 2021 primarily due to higher sales volume following its launch in the U.S. in July 2021. The increase in volumes reflects the significant unmet patient need for a high-quality, reliable supply of Erwinia asparaginase for patients with ALL.
The increased sales volumes reflect the significant unmet patient need for a high-quality, reliable supply of Erwinia asparaginase for patients with ALL. Rylaze product sales increased in 2022 compared to 2021, primarily due to increased sales volumes following its launch in the U.S. in July 2021.
Defitelio/defibrotide product sales in 2022 decreased by 2% compared to 2021 as the impact of a higher average net selling price and increased sales volume were offset by the negative impact of foreign exchange rates.
Defitelio/defibrotide product sales in 2022 decreased by 2% compared to 2021 as the impact of a higher selling price and increased sales volumes were offset by the negative impact of foreign exchange rates.
As of December 31, 2022, we had $5.8 billion of finite-lived intangible assets, of which $3.9 billion related to the Epidiolex intangible asset which we acquired in the GW Acquisition and $1.3 billion related to the Vyxeos intangible asset which we acquired in the Celator Acquisition.
As of December 31, 2023, we had $5.4 billion of finite-lived intangible assets, of which $3.8 billion related to the Epidiolex intangible asset which we acquired in the GW Acquisition and $1.1 billion related to the Vyxeos intangible asset which we acquired in the Celator Acquisition.
The initial approved recommended dosage of Rylaze was for an intramuscular, or IM, administration of 25 mg/m2 every 48 hours. In November 2022, FDA approved a supplemental Biologics License Application, or sBLA, for a Monday/Wednesday/Friday, or M/W/F, IM dosing schedule. In April 2022, we submitted a separate sBLA for intravenous, or IV, administration.
The initial approved recommended dosage of Rylaze was for an intramuscular, or IM, administration of 25 mg/m 2 every 48 hours. In November 2022, FDA approved a supplemental Biologics License Application, or sBLA, for a Monday/Wednesday/Friday 25/25/50 mg/m 2 IM dosing schedule. In April 2022, we submitted a separate sBLA for IV administration.
We are increasingly leveraging our growing internal research and development function, and our proprietary GW Cannabinoid Platform, and we have also entered into collaborations with third parties for the research and development of innovative early-stage product candidates and have supported additional investigator-sponsored trials, or ISTs, that are anticipated to generate additional data related to our products.
We are increasingly leveraging our growing internal research and development function, and we have also entered into collaborations with third parties for the research and development of innovative early-stage product candidates and have supported additional investigator-sponsored trials that are anticipated to generate additional data related to our products.
Chargebacks as a percentage of gross product sales increased in 2022 compared to 2021 primarily due to higher chargeback utilization and a full year of Epidiolex in our product portfolio. Chargebacks as a percentage of gross product sales increased in 2021 compared to 2020 primarily due to the addition of Epidiolex to our product portfolio.
Chargebacks as a percentage of gross product sales increased in 2023 compared to 2022 primarily due to higher chargeback utilization. Chargebacks as a percentage of gross product sales increased in 2022 compared to 2021 primarily due to higher chargeback utilization and a full year of Epidiolex in our product portfolio.
We determine our estimate of the chargebacks provision primarily based on historical experience on a product and program basis, current contract prices under the chargeback programs and channel inventory data. Chargebacks were $135.9 million, $91.4 million and $45.6 million, or 2.9%, 2.4% and 1.6% as a percentage of gross product sales in 2022, 2021 and 2020, respectively.
We determine our estimate of the chargebacks provision primarily based on historical experience on a product and program basis, current contract prices under the chargeback programs and channel inventory data. Chargebacks were $185.9 million, $135.9 million and $91.4 million, or 3.9%, 2.9% and 2.4% as a percentage of gross product sales in 2023, 2022 and 2021, respectively.
The decrease in our gross margin percentage in 2022 compared to 2021 was primarily due to an increase in the fair value step-up expense and the Otsuka royalty expense and the decrease in our gross margin percentage in 2021 compared to 2020 was primarily due to the impact of the fair value step-up expense.
The increase in our gross margin percentage in 2023 compared to 2022 was primarily due to the decrease in the fair value step-up expense in 2023 and the impact of the Otsuka royalty expense in 2022.
The adequacy of our cash resources depends on many assumptions, including primarily our assumptions with respect to product sales and expenses, as well as the other factors set forth in “Risk Factors” in Part I, Item 1A of this Annual Report on Form 10‑K under the headings “Risks Related to our Lead Products and Product Candidates” and “To continue to grow our business, we will need to commit substantial resources, which could result in future losses or otherwise limit our opportunities or affect our ability to operate and grow our business.” Our assumptions may prove to be wrong or other factors may adversely affect our business, and as a result we could exhaust or significantly decrease our available cash resources, and we may not be able to generate sufficient cash to service our debt obligations which could, among other things, force us to raise additional funds and/or force us to reduce our expenses, either of which could have a material adverse effect on our business.
The adequacy of our cash resources depends on many assumptions, including primarily our assumptions with respect to product sales and expenses, as well as the other factors set forth in “Risk Factors” in Part I, Item 1A of this Annual Report on Form 10‑K under the headings “Risks Related to our Lead Products and Product Candidates” and “To continue to grow our business, we will need to commit substantial resources, which could result in future losses or otherwise limit our opportunities or affect our ability to operate and grow our business.” Our assumptions may prove to be wrong or other factors may adversely affect our business, and as a result we could exhaust or significantly decrease our available cash resources, and we may not be able to generate sufficient cash to service our debt obligations which could, among other things, force us to raise additional funds and/or force us to reduce our expenses, either of which could have a material adverse effect on our business. 86 Table of Contents To continue to grow our business over the longer term, we plan to commit substantial resources to product acquisition and in-licensing, product development, clinical trials of product candidates and expansion of our commercial, development, manufacturing and other operations.
Our long-term noncancelable purchase commitments were $36.1 million at December 31, 2022, primarily related to agreements with third party manufactures.
Our long-term noncancelable purchase commitments were $36.7 million at December 31, 2023, primarily related to agreements with third party manufactures.
On a pro forma basis, Epidiolex/Epidyolex product sales increased by 12% in 2022 compared to 2021, primarily due to an increase in sales volume of 16% and, to a lesser extent, a higher average net selling price, partially offset by higher gross to net deductions. Price increases were instituted in January 2021 and January 2022.
On a pro forma basis, Epidiolex/Epidyolex product sales increased by 12% in 2022 compared to 2021, primarily due to an increase in sales volumes of 16% and, to a lesser extent, a higher selling price, partially offset by higher gross to net deductions.
Discounts and distributor fees as a percentage of gross product sales increased in 2021 compared to 2020 primarily due to the addition of Epidiolex to our product portfolio. Discounts and distributor fees as a percentage of gross product sales are not expected to change materially in 2023 compared to 2022.
Discounts and distributor fees as a percentage of gross product sales increased in 2022 compared to 2021, primarily due to a full year of Epidiolex in our product portfolio. Discounts and distributor fees as a percentage of gross product sales are not expected to change materially in 2024 compared to 2023.
Oncology We acquired U.S. development and commercialization rights to Zepzelca in early 2020, and launched six months thereafter, with an indication for treatment of patients with SCLC with disease progression on or after platinum-based chemotherapy. Our education and promotional efforts are focused on SCLC-treating physicians.
We acquired U.S. development and commercialization rights to Zepzelca in early 2020, and launched six months thereafter, with an indication for treatment of patients with SCLC with disease progression on or after platinum-based chemotherapy. Our education and promotional efforts are focused on SCLC-treating physicians. We are continuing to raise awareness of Zepzelca across academic and community cancer centers.
The Dollar Term Loan is subject to a LIBOR floor of 0.50% and loans under the Revolving Credit Facility are not subject to a EURIBOR or LIBOR (as applicable) floor. The Revolving Credit Facility has a commitment fee payable on the undrawn amount ranging from 0.50% to 0.40% per annum based upon our first lien secured net leverage ratio.
The Tranche B-1 Dollar Term Loan is subject to a Term SOFR floor of 0.50% and loans under the Revolving Credit Facility are not subject to a floor. The Revolving Credit Facility has a commitment fee payable on the undrawn amount ranging from 0.50% to 0.40% per annum based upon our first lien secured net leverage ratio.
The largest of these rebates is associated with sales covered by Medicaid. We participate in state government-managed Medicaid programs as well as certain other qualifying federal and state government programs under the terms of which discounts and rebates are provided to participating government entities. We offer rebates and discounts to managed health care organizations and commercial payors in the U.S.
We participate in state government-managed Medicaid programs as well as certain other qualifying federal and state government programs under the terms of which discounts and rebates are provided to participating government entities. We offer rebates and discounts to managed health care organizations and commercial payors in the U.S.
Other Challenges, Risks and Trends Related to Our Business Historically, our business has been substantially dependent on Xyrem and our financial results have been significantly influenced by sales of Xyrem .
Other Challenges, Risks and Trends Related to Our Business Historically, our business was substantially dependent on Xyrem and our financial results were significantly influenced by sales of Xyrem .
Our contingent obligations to third parties, in the form of development, regulatory and sales-based milestone payments, as of December 31, 2022 included $1,387.5 million under our license and collaboration agreement with Zymeworks, $1,260.0 million under our global license and collaboration agreement with Werewolf, $1,090.0 million under our license agreement with Sumitomo, $1,025.0 million with our strategic collaboration agreement with Codiak, $681.0 million under our amended license agreement with PharmaMar, $595.0 million under asset purchase and collaboration agreements with Redx, $375.0 million under the asset purchase and exclusive license agreement with SpringWorks, $260.0 million in connection with our acquisition of Cavion, $155.5 million under our license agreement with Ligand and $345.4 million related to other agreements.
Our contingent obligations to third parties, in the form of development, regulatory and sales-based milestone payments, as of December 31, 2023 included $1,387.5 million under our license and collaboration agreement with Zymeworks, $1,255.0 million under our global license and collaboration agreement with Werewolf, $1,090.0 million under our license agreement with Sumitomo, $752.5 million under our license and collaboration agreement with Autifony, $681.0 million under our amended license agreement with PharmaMar, $595.0 million under asset purchase and collaboration agreements with Redx, $375.0 million under the asset purchase and exclusive license agreement with SpringWorks Therapeutics, Inc., $260.0 million in connection with our acquisition of Cavion, $155.5 million under our license agreement with Ligand, and $494.9 million related to other agreements.
In April 2022, we announced that we had entered into a licensing and collaboration agreement with Werewolf Therapeutics, Inc., or Werewolf, to acquire exclusive global development and commercialization rights to Werewolf's investigational WTX-613, now referred to as JZP898. JZP898 is a differentiated, conditionally-activated interferon alpha, or IFNα, INDUKINE™ molecule.
In April 2022, we announced that we had entered into a licensing and collaboration agreement with Werewolf Therapeutics, Inc., or Werewolf, to acquire exclusive global development and commercialization rights to Werewolf's investigational WTX-613, now referred to as JZP898.
Impairment Charges In 2022, we recorded an acquired in-process research and development, or IPR&D, asset impairment charge of $133.6 million as a result of the decision to discontinue our nabiximols program.
Intangible Asset Impairment Charge In 2022, we recorded an acquired IPR&D asset impairment charge of $133.6 million as a result of the decision to discontinue our nabiximols program.
July 2020 August 2021 U.S. U.S. Xyrem ® (sodium oxybate) Treatment of cataplexy or EDS in patients seven years of age and older with narcolepsy. For the treatment of cataplexy in patients with narcolepsy. Treatment of narcolepsy with cataplexy in adult patients, adolescents and children from age of 7 years. July 2002 August 2005 October 2005 U.S.
May 2023 Canada Xyrem® (sodium oxybate) Treatment of cataplexy or EDS in patients seven years of age and older with narcolepsy. July 2002 U.S. Treatment of cataplexy in patients with narcolepsy. August 2005 Canada Treatment of narcolepsy with cataplexy in adult patients, adolescents and children from age of 7 years.
EU, Great Britain, Israel, Australia and New Zealand EU, Great Britain, Israel ONCOLOGY Zepzelca ® (lurbinectedin) Treatment of adult patients with metastatic small cell lung cancer, or SCLC, with disease progression on or after platinum-based chemotherapy. Treatment of adults with Stage III or metastatic SCLC who have progressed on or after platinum-containing therapy. June 2020 September 2021 U.S.
September 2023 EU, Great Britain Zepzelca® (lurbinectedin) Treatment of adult patients with metastatic small cell lung cancer, or SCLC, with disease progression on or after platinum-based chemotherapy. June 2020 U.S. (licensed from PharmaMar)*** Treatment of adults with Stage III or metastatic SCLC who have progressed on or after platinum-containing therapy.
A component of a multi-agent chemotherapeutic regimen for the treatment of ALL and LBL, in adults and pediatric patients 1 year or older who have developed hypersensitivity to E. coli -derived asparaginase. June 2021 September 2022 U.S.
Rylaze® (crisantaspase recombinant) A component of a multi-agent chemotherapeutic regimen for the treatment of ALL and LBL, in adults and pediatric patients 1 year or older who have developed hypersensitivity to E. coli-derived asparaginase.
Canada EU, Great Britain, other markets (through licensing agreement) Epidiolex ® (cannabidiol) Epidyolex ® (cannabidiol) Treatment of seizures associated with Lennox-Gastaut syndrome, or LGS, Dravet syndrome, or DS, or tuberous sclerosis complex, or TSC, in patients 1 year of age and older.
October 2005 European Union, or EU, Great Britain, other markets (through licensing agreement) Epidiolex® (cannabidiol) Treatment of seizures associated with Lennox-Gastaut syndrome, or LGS, Dravet syndrome, or DS, or tuberous sclerosis complex, or TSC, in patients 1 year of age and older. June 2018 U.S.
EU, Great Britain, Switzerland, Israel, Australia, South Korea Canada Defitelio ® (defibrotide) Defitelio ® (defibrotide sodium) Defitelio ® (defibrotide sodium) Defitelio ® (defibrotide) Treatment of severe hepatic VOD, also known as SOS, following HSCT therapy. Treatment of adult and pediatric patients with hepatic VOD, also known as SOS, with renal or pulmonary dysfunction following HSCT.
October 2013 EU, Great Britain, EEA**, Switzerland, Israel, Australia, South Korea, Saudi Arabia Defitelio® (defibrotide sodium) Treatment of adult and pediatric patients with hepatic VOD, also known as SOS, with renal or pulmonary dysfunction following HSCT. March 2016 U.S. Defitelio® (defibrotide sodium) Treatment of severe hepatic VOD, also known as SOS, following HSCT therapy.
(licensed from PharmaMar)** Canada (licensed from PharmaMar)*** 70 Table of Contents Rylaze ® (asparaginase erwinia chrysanthemi (recombinant)- rywn A component of a multi-agent chemotherapeutic regimen for the treatment of acute lymphoblastic leukemia, or ALL, and lymphoblastic lymphoma, or LBL, in adult and pediatric patients 1 month or older who have developed hypersensitivity to E. coli -derived asparaginase.
November 2023 Canada ONCOLOGY Rylaze® (asparaginase erwinia chrysanthemi (recombinant)- rywn) A component of a multi-agent chemotherapeutic regimen for the treatment of acute lymphoblastic leukemia, or ALL, and lymphoblastic lymphoma, or LBL, in adult and pediatric patients 1 month or older who have developed hypersensitivity to E. coli-derived asparaginase. June 2021 U.S.
Operational Excellence We remain focused on continuing to build excellence in areas that we believe will give us a competitive advantage, including building an increasingly agile and adaptable commercialization engine and strengthening our customer-focused market expertise across patients, providers and payors. We are refining our approach to engaging our customers by strengthening alignment and integration across functions and across regions.
Operational Excellence We remain focused on continuing to build excellence in areas that we believe will give us a competitive advantage, including maintaining an increasingly agile and adaptable commercialization engine and strengthening our customer-focused market expertise across patients, providers and payors.
Xyrem product sales decreased in 2022 compared to 2021 primarily due to a decrease in sales volume, reflecting the continued adoption of Xywav by existing Xyrem patients, partially offset by a higher average selling price. Price increases were instituted in January 2021 and January 2022.
Xyrem product sales decreased in 2022 compared to 2021, primarily due to a decrease in sales volume of 23% reflecting adoption of Xywav by existing Xyrem patients, partially offset by a higher selling price.
Milestone expenses of $6.3 million in 2022 primarily related to a milestone expense of $5.0 million made under our asset purchase and collaboration agreements with Redx. Research and development expenses increased by $170.4 million in 2021 compared to 2020.
Milestone expenses of $6.3 million in 2022 primarily related to a milestone expense of $5.0 million made under our asset purchase and collaboration agreements with Redx.
The most significant items deducted from gross product sales where we exercise judgment are rebates, sales returns and chargebacks. 90 Table of Contents The following table presents the activity and ending balances for our sales-related accruals and allowances (in thousands): Rebates Payable Sales Returns Reserve Chargebacks Discounts and Distributor Fees Total Balance at December 31, 2019 $ 82,853 $ 3,462 $ 1,133 $ 14,120 $ 101,568 Provision, net 288,052 18,448 45,550 69,332 421,382 Payments/credits (260,020) (3,542) (41,390) (66,659) (371,611) Balance at December 31, 2020 110,885 18,368 5,293 16,793 151,339 GW Acquisition 53,872 5 1,322 3,260 58,459 Provision, net 440,776 (1,765) 91,425 125,859 656,295 Payments/credits (409,818) (794) (86,651) (124,104) (621,367) Balance at December 31, 2021 195,715 15,814 11,389 21,808 244,726 Provision, net 630,295 13,222 135,854 186,609 965,980 Payments/credits (528,209) (2,872) (132,622) (190,062) (853,765) Balance at December 31, 2022 $ 297,801 $ 26,164 $ 14,621 $ 18,355 $ 356,941 Total items deducted from gross product sales were $966.0 million, $656.3 million and $421.4 million, or 21.0%, 17.6% and 15.2% as a percentage of gross product sales, in 2022, 2021 and 2020, respectively.
The most significant items deducted from gross product sales where we exercise judgment are rebates, sales returns and chargebacks. 92 Table of Contents The following table presents the activity and ending balances for our sales-related accruals and allowances (in thousands): Rebates Payable Sales Returns Reserve Chargebacks Discounts and Distributor Fees Total Balance at December 31, 2020 $ 110,885 $ 18,368 $ 5,293 $ 16,793 $ 151,339 GW Acquisition 53,872 5 1,322 3,260 58,459 Provision, net 440,776 (1,765) 91,425 125,859 656,295 Payments/credits (409,818) (794) (86,651) (124,104) (621,367) Balance at December 31, 2021 195,715 15,814 11,389 21,808 244,726 Provision, net 630,295 13,222 135,854 186,609 965,980 Payments/credits (528,209) (2,872) (132,622) (190,062) (853,765) Balance at December 31, 2022 297,801 26,164 14,621 18,355 356,941 Provision, net 651,209 2,485 185,886 179,688 1,019,268 Payments/credits (640,566) (8,214) (185,575) (174,814) (1,009,169) Balance at December 31, 2023 $ 308,444 $ 20,435 $ 14,932 $ 23,229 $ 367,040 Total items deducted from gross product sales were $1,019.3 million, $966.0 million and $656.3 million, or 21.4%, 21.0% and 17.6% as a percentage of gross product sales, in 2023, 2022 and 2021, respectively.