Biggest changeOur cash needs may vary materially from our current expectations because of differences between the actual cash impacts and our expected impacts related to numerous factors, including: • acquisitions or licenses of complementary businesses, products, technologies or companies; • declines in sales of our marketed products, including those resulting from the entry and sales of generics and/or other products competitive with any of our products; • expenditures related to our commercialization of our products, including our efforts to manage supply costs and enhance the long-term prospects of ROLVEDON product sales; • milestone and royalty revenue we receive under our collaborative development arrangements; • interest and principal payments on our current and future indebtedness; • financial terms of definitive license agreements or other commercial agreements we may enter into; • changes in the focus and direction of our business strategy and/or research and development programs; • potential expenses relating to any litigation matters, including relating to Assertio Therapeutics’ prior opioid product franchise for which we have not accrued any reserves due to an inability to estimate the magnitude and/or probability of such expenses, and former drug Glumetza; • potential expenses relating to the Spectrum Reorganization Plan and/or termination expenses if a decision is made to cease development of Spectrum’s de-prioritized development asset poziotinib; and • expenditures related to future clinical trial costs.
Biggest changeCommitments and Contingencies”; • milestone and royalty revenue we receive under our collaborative development arrangements; • interest and principal payments on our current and future indebtedness; • acquisitions or licenses of complementary businesses, products, technologies or companies; • financial terms of definitive license agreements or other commercial agreements we may enter into; • changes in the focus and direction of our business strategy and/or research and development programs; • potential expenses, including termination expenses if a decision is made to cease development of Spectrum’s de-prioritized development asset poziotinib; and • expenditures related to future clinical trial costs.
These estimates take into consideration the terms of our agreements with customers, historical product returns, rebates or discounts taken, estimated levels of inventory in the distribution channel, the shelf life of the product, and specific known market events, such as competitive pricing and new product introductions. We use the most likely method in estimating product sales allowances.
These estimates take into consideration the terms of our agreements with customers, historical returns, rebates or discounts taken by product, estimated levels of inventory in the distribution channel, the shelf life of the product, and specific known market events, such as competitive pricing and new product introductions. We use the most likely method in estimating product sales allowances.
Accordingly, we may have to adjust these estimates, which could have an effect on product sales and earnings in the period of adjustments. 50 Managed Care Rebates - We offer discounts under contracts with certain managed care providers. We generally pay managed care rebates one to three months after prescriptions subject to the rebate are filled.
Accordingly, we may have to adjust these estimates, which could have an effect on product sales and earnings in the period of adjustments. Managed Care Rebates - We offer discounts under contracts with certain managed care providers. We generally pay managed care rebates one to three months after prescriptions subject to the rebate are filled.
Because of the shelf life of our products and our return policy of issuing credits with respect to product that is returned within six months before and up to 12 months after its product expiration date, there may be a significant period of time between when the product is shipped and when we issue credit on a returned product.
Because of the shelf life of our products and our return policy of issuing credits with respect to product that is returned within six months before and up to 12 months after our product expiration date, there may be a significant period of time between when the product is shipped and when we issue credit on a returned product.
As such, we primarily relied on its reversing taxable temporary differences to assess our valuation allowance, which resulted in recording of the full valuation allowance for the year ended December 31, 2023.
As such, we primarily relied on our reversing taxable temporary differences to assess our valuation allowance, which resulted in recording of the full valuation allowance for the year ended December 31, 2023.
Commercial rebates are based on (i) our estimates of end-user purchases through a GPO, (ii) the corresponding contractual rebate percentage tier we expect each GPO to achieve, and (iii) our estimates of the impact of any prospective rebate program changes made by us. We generally pay commercial rebates two to twelve months after qualifying purchases are made.
Commercial rebates are based on (i) our estimates of end-user purchases through a GPO, (ii) the corresponding contractual rebate percentage tier we expect each GPO to achieve, and (iii) our estimates of the impact of any prospective rebate program changes made by us. We generally pay commercial rebates two to 12 months after qualifying purchases are made.
Cost of Sales Cost of sales consists of costs of the active pharmaceutical ingredient, contract manufacturing and packaging costs, royalties payable to third parties, inventory write downs or scrap costs, product quality testing, internal employee costs related to the manufacturing process, distribution costs, and shipping costs related to our product sales. Cost of sales excludes the amortization of intangible assets.
Cost of Sales Cost of sales consists of costs of the active pharmaceutical ingredient, contract manufacturing and packaging costs, royalties payable to third parties, inventory write downs, product quality testing, internal employee costs related to the manufacturing process, distribution costs, and shipping costs related to our product sales. Cost of sales excludes the amortization of intangible assets.
SPRIX is a non-narcotic nasal spray that provides patients with moderate to moderately severe short-term pain a form of ketorolac that is absorbed rapidly but does not require an injection administered by a healthcare provider.
SPRIX is a non-narcotic nasal spray that provides patients with moderate to moderately severe short-term pain relief through a form of ketorolac that is absorbed rapidly but does not require an injection administered by a healthcare provider.
We estimate product returns and associated credit based on historical return trends by product or by return trends of similar products, taking into consideration the shelf life of the product at the time of shipment, shipment and prescription trends, estimated distribution channel inventory levels and consideration of the introduction of competitive products.
We estimate product returns based on historical return trends by product or by return trends of similar products, taking into consideration the shelf life of the product at the time of shipment, shipment and prescription trends, estimated distribution channel inventory levels and consideration of the introduction of competitive products.
Research and Development Expenses Research and development expenses include salaries, costs for planned clinical trials, consultant fees, supplies, and allocations of corporate costs.
Research and Development Expenses Research and development expenses include salaries, costs for clinical trials, consultant fees, supplies, and allocations of corporate costs.
Our primary marketed products are: ROLVEDON TM (eflapegrastim-xnst) injection for subcutaneous use A long-acting granulocyte colony-stimulating factor (G-CSF) with a novel formulation that is indicated to decrease the incidence of infection, as manifested by febrile neutropenia, in adult patients with nonmyeloid malignancies receiving myelosuppressive anti-cancer drugs associated with clinically significant incidence of febrile neutropenia.
Our primary marketed products are: ROLVEDON TM (eflapegrastim-xnst) injection for subcutaneous use A long-acting granulocyte colony-stimulating factor (“G-CSF”) with a novel formulation that is indicated to decrease the incidence of infection, as manifested by febrile neutropenia, in adult patients with nonmyeloid malignancies receiving myelosuppressive anti-cancer drugs associated with clinically significant incidence of febrile neutropenia.
Cash Flows from Financing Activities Cash used in financing activities for the year ended December 31, 2023 was $44.2 million, which primarily consisted of (i) a $24.2 million payment for contingent consideration, (ii) $10.5 million in cash payments related to the partial settlement of the 2027 Convertible Notes in the Convertible Note Exchange, (iii) $1.1 million of direct transaction cost payments made in connection with the Convertible Note Exchange, and (iv) cash payments related to the vesting and settlement of equity awards, of which $2.6 million related to the cash settlement of the vested performance RSUs, $3.4 million related to the total cash payment of taxes for the net share settlement of the vested performance RSUs, and $1.9 million related to cash used for employees’ withholding tax liability on stock award releases, net of cash received from stock option exercises.
Cash used in financing activities for the year ended December 31, 2023, was $44.2 million, which primarily consisted of (i) a $24.2 million payment for contingent consideration related to INDOCIN, (ii) $10.5 million in cash payments related to the partial settlement of the 2027 Convertible Notes in the Convertible Note Exchange, (iii) $1.1 million of direct transaction cost payments made in connection with the Convertible Note Exchange, and (iv) cash payments related to the vesting and settlement of equity awards, of which $2.6 million related to the cash settlement of the vested performance RSUs, $3.4 million related to the total cash payment of taxes for the net share settlement of the vested performance RSUs, and $1.9 million related to cash used for employees’ withholding tax liability upon the vesting of stock awards, net of cash received from stock option exercises.
Otrexup is a folate analog metabolic inhibitor indicated for the: • Management of patients with severe, active rheumatoid arthritis (RA) and polyarticular juvenile idiopathic arthritis (pJIA), who are intolerant of or had an inadequate response to first-line therapy. • Symptomatic control of severe, recalcitrant, disabling psoriasis in adults who are not adequately responsive to other forms of therapy.
Otrexup is a folate analog metabolic inhibitor indicated for the: • Management of patients with severe, active rheumatoid arthritis (“RA”) and polyarticular juvenile idiopathic arthritis (“pJIA”), who are intolerant of or had an inadequate response to first-line therapy. • Symptomatic control of severe, recalcitrant, disabling psoriasis in adults who are not adequately responsive to other forms of therapy.
We generally pay government rebates three to twelve months after prescriptions subject to the rebate are filled. These rebates are subject to our active participation in the respective programs.
We generally pay government rebates three to 12 months after prescriptions subject to the rebate are filled. These rebates are subject to our active participation in the respective programs.
Other revenue Other revenue consists of sales adjustments for previously divested products, which includes adjustments to reserves for product s ales allowances (gross-to-net sales allowances) and can result in a reduction to or an increase to total revenue during the period.
Other revenue Other revenue consists of sales adjustments for previously divested products, which includes adjustments to reserves for product s ales allowances (gross-to-net sales allowances) and can res ult in a reduction to or an increase to total revenue during the period.
We believe our estimates related to gross‑to‑net sales adjustments for product return allowances and rebates are judgmental and are subject to change based on our experience and certain quantitative and qualitative factors.
Our estimates related to gross‑to‑net sales adjustments for product return allowances and rebates are judgmental and are subject to change based on our historical experience and certain quantitative and qualitative factors.
Due to the complexity of some of these uncertainties, the ultimate resolution may result in a payment that is materially different from our current estimate of the tax liabilities. These differences are reflected as increases or decreases to income tax expense in the period in which they are determined. Refer to “Note 21.
Due to the complexity of some of these uncertainties, the ultimate resolution may result in a payment that is materially different from our current estimate of the tax liabilities. These differences are reflected as increases or decreases to income tax expense in the period in which they are determined. Refer to “ Note 14 .
Cash Flows from Investing Activities Cash provided by investing activities was $3.1 million for the year ended December 31, 2023, which primarily consisted of $2.2 million of proceeds from the sale of investments, and $2.0 million of net cash acquired in the Spectrum Merger, partially offset by cash paid for the transaction costs incurred with the acquisition of Sympazan and cash paid for purchases of property and equipment.
Cash provided by investing activities was $3.1 million for the year ended December 31, 2023, which primarily consisted of $2.2 million of proceeds from the sale of marketable securities that we acquired in the Spectrum Merger and $2.0 million of net cash acquired in the Spectrum Merger, partially offset by cash paid for the transaction costs incurred with the acquisition of Sympazan and cash paid for purchases of property and equipment.
(“Spectrum”), a commercial stage biopharmaceutical company focused on novel and targeted oncology products (the “Spectrum Merger”), through a merger of a wholly-owned subsidiary of the Company with and into Spectrum, with Spectrum surviving the merger as a wholly-owned subsidiary of the Company.
(“Spectrum”), a commercial stage biopharmaceutical company focused on novel and targeted oncology products (the “Spectrum Merger”), through a merger of a wholly-owned subsidiary of ours with and into Spectrum, with Spectrum surviving the merger as a wholly-owned subsidiary of ours. We acquired ROLVEDON, through the Spectrum Merger.
On August 22, 2022, we issued $70.0 million aggregate principal amount of 2027 Convertible Notes which mature on September 1, 2027 and bear interest at a rate of 6.5% per annum, payable semi-annually in arrears on March 1 and September 1 of each year beginning March 1, 2023.
On August 22, 2022, we issued $70.0 million aggregate principal amount of 2027 Convertible Notes which mature on September 1, 2027 and bear interest at a rate of 6.5% per annum, payable semi-annually in arrears on March 1 and September 1 of each year. On February 27, 2023, we completed the Convertible Note Exchange.
Contractual Obligations Our principal material cash requirements consist of obligations related to our debt, our contingent consideration obligation, payments for rebates, returns and discounts, non-cancelable contractual obligations for our purchase commitments, and non-cancelable leases for our office space.
Contractual Obligations Our principal material cash requirements consist of obligations related to our debt, our contingent consideration obligations, payments for rebates, returns and discounts, non-cancelable contractual obligations for our purchase commitments, 55 and non-cancelable leases for our office space. Refer to “Item 8.
In evaluating our ability to realize our deferred tax assets, management considers all available positive and negative evidence, including past operating results and forecasts of future taxable income, and the potential Section 382 limitation on the net operating loss carryforwards due to a change in control.
In evaluating our ability to realize our deferred tax assets, we consider available positive and negative evidence, including past operating results and forecasts of future taxable income, and the potential Internal Revenue Code section 382 limitation on the net operating loss carryforwards due to a change in control.
The remaining balance of $58.1 million and $49.4 million as of December 31, 2023 and 2022, respectively, is recognized in Accrued rebates, returns and discounts in the Company’s Consolidated Balance Sheets.
The remaining balance of $76.3 million and $58.1 million as of December 31, 2024 and 2023, respectively, is recognized in Accrued rebates, returns and discounts in the Company’s Consolidated Balance Sheets.
On an ongoing basis, we evaluate our estimates. We base our estimates on historical experience and various other assumptions that we believe to be reasonable under the circumstances, the results of which form our basis for making judgments about the carrying values of assets and liabilities that are not readily apparent from other sources.
We base our estimates on historical experience and various other assumptions that we believe to be reasonable under the circumstances, the results of which form our basis for making judgments about the carrying values of assets and liabilities that are not readily apparent from other sources. Actual results may differ from those estimates under different assumptions or conditions.
As a result of many factors, including those factors set forth in the “Risk Factors” section of this Annual Report on Form 10-K, our actual results could differ materially from the results described in or implied by the forward‑looking statements contained in the following discussion and analysis. Overview We are a commercial pharmaceutical company offering differentiated products to patients.
As a result of many factors, including those factors set forth in the “Risk Factors” section of this Annual Report on Form 10-K, our actual results could differ materially from the results described in or implied by the forward‑looking statements contained in the following discussion and analysis.
The transaction price consists of a fixed invoice price and variable product sales allowances, which include rebates, discounts and returns. Product sales revenues are recorded net of applicable sales tax and reserves for these product sales allowances (gross-to-net sales allowances).
Our performance obligation is to deliver product to the customer, and the performance obligation is completed upon delivery. The transaction price consists of a fixed invoice price and variable product sales allowances, which include rebates, discounts and returns. Product sales revenues are recorded net of applicable sales tax and reserves for these product sales allowances (gross-to-net sales allowances).
These judgments can materially impact the estimates used to allocate acquisition date fair values to assets acquired and liabilities assumed, and the resulting timing and amounts charged to or recognized in current and future operating results.
These judgments can materially impact the estimates used to allocate 58 acquisition date fair values to assets acquired and liabilities assumed, and the resulting timing and amounts charged to or recognized in current and future operating results. For these and other reasons, actual results may vary significantly from estimated results.
The difference between the income tax expense of $77.9 million and the tax at the statutory rate of 21.0% is principally due to the recording of a full valuation allowance in the current year.
The difference between the income tax expense of $77.9 million and the tax at the statutory rate of 21.0% was principally due to the recording of a full valuation allowance during the year ended December 31, 2023.
Cost of sales are impacted by both product volume and mix, changes in which will have an impact on Cost of sales recognized by us in future periods. In 2024, we expect Cost of sales to be adversely impacted by change in product volume and mix.
Cost of sales are impacted by both product volume and mix, changes in which will have an impact on Cost of sales recognized by us in future periods . In 2025, we expect Cost of sales, as a percentage of sales, to continue to be negatively affected by changes in product volume and mix.
Accordingly, d uring the year ended December 31, 2023, we recognized a benefit of $3.9 million for the change in fair value of the CVR contingent consideration obligation.
We recognized no expense or benefit for the change in fair value of the CVR contingent consideration obligation during the year ended December 31, 2024, and a benefit of $3.9 million during the year ended December 31, 2023.
Contingent Consideration Obligation In connection with the Company’s merger with Zyla Life Sciences (“Zyla”) in May 2020 (the “Zyla Merger”), we assumed a contingent consideration obligation for future royalties on annual INDOCIN product net sales which is measured at fair value. We have an obligation to make contingent consideration payments for future royalties to an affiliate of CR Group L.P.
In connection with the merger with Zyla Life Sciences (“Zyla”) in May 2020 (the “Zyla Merger”), we assumed a contingent consideration obligation for future royalties on annual INDOCIN product net sales that is measured at fair value.
INDOCIN net products sales decreased $13.1 million from $100.3 million for the year ended December 31, 2022 to $87.2 million for the year en ded December 31, 2023, primarily due to lower volume and pricing as a result of the August 2023 approval and launch of generic indomethacin suppositories and the sales by a 503B compounder of its competitive products.
INDOCIN net products sales decreased $60.5 million from $87.2 million for the year ended December 31, 2023 to $26.8 million for the year en ded December 31, 2024, primarily due to lower volume and pricing as a result of the August 2023 approval and launch of generic indomethacin suppositories.
Revenue Recognition Product sales revenue is recognized when title has transferred to the customer and the customer has assumed the risks and rewards of ownership, which typically occurs upon delivery to the customer. Our performance obligation is to deliver product to the customer, and the performance obligation is completed upon delivery.
Revenue Recognition Product sales revenue is recognized when the customer has control of the product, which is when title has transferred to the customer and the customer has assumed the risks and rewards of ownership. These conditions typically occur upon delivery to the customer.
Actual results may differ from those estimates under different assumptions or conditions. We believe the following critical accounting policies reflect the more significant judgements and estimates used in the preparation of our consolidated financial statements. A more detailed discussion of our significant accounting policies may be found in “Note 1.
We believe the following critical accounting policies reflect the more significant judgements and estimates used in the preparation of our consolidated financial statements. A more detailed discussion of our significant accounting policies may be found in “ Note 1 .
For the year ended December 31, 2023, net loss was $331.9 million compared to net income of $109.6 million for the same period in 2022 .
For the year ended December 31, 2024 , net loss was $21.6 million compared to net loss of $331.9 million for the year ended December 31, 2023.
Our management’s discussion and analysis of our financial condition and results of operations are based on our consolidated financial statements. The preparation of our consolidated financial statements requires us to make estimates, assumptions and judgments that affect the reported amounts of assets, liabilities, revenues and expenses, and related disclosures of contingent assets and liabilities.
The preparation of our consolidated financial statements requires us to make estimates, assumptions and judgments that affect the reported amounts of assets, liabilities, revenues and expenses, and related disclosures of contingent assets and liabilities. On an ongoing basis, we evaluate our estimates.
Acquisitions We account for acquired businesses using the acquisition method of accounting under ASC 805, which requires that assets acquired and liabilities assumed be recorded at date of acquisition at their respective fair values.
Income Taxes” in the Notes to the Consolidated Financial Statements included in Part II, Item 8 of this report. Acquisitions We account for acquired businesses using the acquisition method of accounting under ASC 805, which requires that assets acquired and liabilities assumed be recorded at date of acquisition at their respective fair values.
Sales adjustments for previously divested products resulted in an increase to total revenue of $0.2 million for the year ended December 31, 2023 and a reduction to total revenue of $1.3 million for the year ended December 31, 2022.
Sales adjustments for reserves recorded in prior periods for previously divested products resulted in an increase to total revenue of $2.1 million and $0.2 million for the years ended December 31, 2024 and December 31, 2023, respectively.
CAMBIA net product sales decreased $16.7 million from $24.7 million for the year ended December 31, 2022 to $8.1 million for the year ended December 31, 2023, primarily due to lower volume caused by generic entrants in 2023.
CAMBIA net product sales decreased $2.5 million from $8.1 million for the year ended December 31, 2023 to $5.6 million for the year ended December 31, 2024, primarily due to a decrease in volume caused by generic entrants that began in January 2023.
We do not assume financial responsibility for returns of any of our currently marketed products if those returns relate to sales of that product prior to the period of our ownership of the respective product. For products we have divested, we are only financially responsible for product returns of products sold by us, which are identified by specific lot numbers.
We do not assume financial responsibility for returns of any of our currently marketed products if those returns relate to sales of that product prior to or after the period of our ownership of the respective product, which are identified by specific lot numbers. 56 Shelf lives for our products, from the respective manufacture dates, range from 24 months to 48 months.
For these and other reasons, actual results may vary significantly from estimated results. 51 On July 31, 2023, we completed the Spectrum Merger, which was accounted for under ASC 805. See “Note 2. Acquisitions” in the Notes to the Consolidated Financial Statements included in Part II, Item 8 of this annual report.
On July 31, 2023, we completed the Spectrum Merger, which was accounted for under ASC 805. See “ Note 2 . Acquisitions” in the Notes to the Consolidated Financial Statements included in Part II, Item 8 of this annual report. RECENT ACCOUNTING PRONOUNCEMENTS See “Item 8. Financial Statements and Supplemental Data - Note 1 .
(4) Balance includes allowances for cash discounts for prompt payment of $0.9 million as of both December 31, 2023 and 2022, which are recognized in Account receivable, net in the Company’s Consolidated Balance Sheets.
(4) Consists of sales adjustments for previously divested products recognized in Other revenue in the Consolidated Statements of Comprehensive Loss. (5) Balance includes allowances for cash discounts for prompt payment of $1.2 million and $0.9 million as of December 31, 2024 and 2023, respectively, which are recognized in Account receivable, net in the Company’s Consolidated Balance Sheets.
It further requires that a change in judgment related to the expected ultimate resolution of uncertain tax positions be recognized in earnings in the period of such change.
It further requires that a change in judgment related to the expected ultimate resolution of uncertain tax positions be recognized in earnings in the period of such change. As of December 31, 2024, we have recorded a full valuation allowance against our net deferred tax assets.
We follow the guidelines set forth in the applicable accounting guidance regarding the recoverability of any tax assets recorded on the consolidated balance sheet and provide any necessary allowances as required.
We follow the guidelines set forth in the applicable accounting guidance regarding the recoverability of any tax assets recorded on the consolidated balance sheet and provide any necessary allowances as required. Determining necessary allowances requires us to make assessments about the timing of future events, including the probability of expected future taxable income and available tax planning opportunities.
Income Taxes” in the Notes to the Consolidated Financial Statements included in Part II, Item 8 of this report. 53 RESULTS OF OPERATIONS The following table reflects our results of operations for the years ended December 31, 2023 and 2022 (in thousands): Year ended December 31, 2023 2022 Revenues: Product sales, net $ 149,451 $ 155,121 Royalties and milestones 2,433 2,403 Other revenue 185 (1,290) Total revenues 152,069 156,234 Costs and expenses: Cost of sales 27,020 18,748 Research and development expenses 2,843 — Selling, general and administrative expenses 78,638 46,786 Change in fair value of contingent consideration (25,538) 18,687 Amortization of intangible assets 27,527 32,608 Loss on impairment of intangible assets 279,639 — Restructuring charges 5,476 — Total costs and expenses 395,605 116,829 (Loss) income from operations (243,536) 39,405 Other (expense) income: Debt related expenses (9,918) — Interest expense (3,380) (7,961) Other gain (loss) 2,780 (278) Total other expense (10,518) (8,239) Net (loss) income before income taxes (254,054) 31,166 Income tax (expense) benefit (77,888) 78,459 Net (loss) income and comprehensive (loss) income $ (331,942) $ 109,625 54 Revenues The following table reflects total revenues, net for the years ended December 31, 2023 and 2022 (in thousands): Year ended December 31, 2023 2022 Product sales, net: ROLVEDON $ 18,175 $ — INDOCIN products 87,217 100,338 Sympazan 9,938 1,768 Otrexup 12,026 11,148 SPRIX 9,150 9,110 CAMBIA 8,070 24,720 Zipsor 3,460 3,364 Other products 1,415 4,673 Total product sales, net 149,451 155,121 Royalties and milestone revenue 2,433 2,403 Other revenue 185 (1,290) Total revenues $ 152,069 $ 156,234 Product sales, net We acquired ROLVEDON on July 31, 2023.
The results of operations of Spectrum are included in our consolidated financial statements as of the Effective Date. 47 RESULTS OF OPERATIONS The following table reflects our results of operations for the years ended December 31, 2024 and 2023 (in thousands): Year ended December 31, 2024 2023 Revenues: Product sales, net $ 120,849 $ 149,451 Royalties and milestones 2,012 2,433 Other revenue 2,100 185 Total revenues 124,961 152,069 Costs and expenses: Cost of sales 39,227 27,020 Research and development expenses 3,822 2,843 Selling, general and administrative expenses 75,051 78,638 Change in fair value of contingent consideration (244) (25,538) Amortization of intangible assets 25,644 27,527 Loss on impairment of intangible assets 5,217 279,639 Restructuring charges 720 5,476 Total costs and expenses 149,437 395,605 Loss from operations (24,476) (243,536) Other income (expense): Debt related expenses — (9,918) Interest expense (3,039) (3,380) Interest income 3,221 2,403 Other gain, net 2,765 377 Total other income (expense) 2,947 (10,518) Net loss before income taxes (21,529) (254,054) Income tax expense (52) (77,888) Net loss and comprehensive loss $ (21,581) $ (331,942) 48 Revenues The following table reflects total revenues, net for the years ended December 31, 2024 and 2023 (in thousands): Year ended December 31, 2024 2023 Product sales, net: ROLVEDON $ 60,090 $ 18,175 INDOCIN products 26,761 87,217 Sympazan 10,457 9,938 Otrexup 8,842 12,026 SPRIX 7,624 9,150 CAMBIA 5,556 8,070 Other products 1,519 4,875 Total product sales, net 120,849 149,451 Royalties and milestone revenue 2,012 2,433 Other revenue 2,100 185 Total revenues $ 124,961 $ 152,069 Product sales, net ROLVEDON net product sales were $60.1 million and $18.2 million for the years en ded December 31, 2024 and 2023, respectively .
SPRIX net product sales increased slightly from $9.1 million for the year ended December 31, 2022 to $9.2 million for the year ended December 31, 2023, primarily due to favorable payor mix, almost entirely offset by lower volume.
SPRIX net product sales decreased $1.5 million from $9.2 million for the year ended December 31, 2023 to $7.6 million for the year ended December 31, 2024, primarily due to lower volume.
The following table reflects activity relating to the Company’s provision for product sales allowances as of December 31, 2023 and 2022 (in thousands): Product Returns Rebates (1) Other Sales Allowances (2) Total (4) Balance as of December 31, 2021 $ 33,163 $ 6,080 $ 14,357 $ 53,600 Provisions made in current period to Product Sales, net 7,247 23,299 71,535 102,081 Provisions made in current period to Other revenue (3) 1,290 — — 1,290 Payments and credits made in current period (10,413) (21,694) (74,552) (106,659) Balance as of December 31, 2022 $ 31,287 $ 7,685 $ 11,340 $ 50,312 Provisions made in current period to Product Sales, net 7,842 24,901 51,412 84,155 Provisions made in current period to Other revenue (3) — — 185 185 Payments and credits made in current period (9,340) (18,083) (48,183) (75,606) Balance as of December 31, 2023 $ 29,789 $ 14,503 $ 14,754 $ 59,046 (1) Rebates consist of managed care rebates, commercial rebates and government rebates.
The following table reflects activity relating to the Company’s provision for product sales allowances as of December 31, 2024 and 2023 (in thousands): Product Returns Rebates (1) Other Sales Allowances (2) Total (4) Balance as of December 31, 2022 $ 31,287 $ 7,685 $ 11,340 $ 50,312 Provisions made in current period to Product Sales, net (3) 7,842 24,901 51,782 84,525 Provisions made in current period to Other revenue (4) — — (185) (185) Payments and credits made in current period (9,340) (18,083) (48,183) (75,606) Balance as of December 31, 2023 $ 29,789 $ 14,503 $ 14,754 $ 59,046 Provisions made in current period to Product Sales, net (3) 5,796 59,107 105,998 170,901 Provisions made in current period to Other revenue (4) (2,100) — — (2,100) Payments and credits made in current period (11,130) (52,696) (86,553) (150,379) Balance as of December 31, 2024 $ 22,355 $ 20,914 $ 34,199 $ 77,468 (1) Rebates consist of managed care rebates, commercial rebates and government rebates.
Refer to Note 11 , Note 20 , Note 1, Note 15 and Note 14 , respectively, to the accompanying Consolidated Financial Statements. We generally expect to satisfy these requirements and commitments with cash on hand and cash provided by operating activities. RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS See “Item 8. Financial Statements and Supplemental Data - Note 1.
Financial Statements and Supplemental Data - Note 6 , Note 13 , Note 1, Note 8 and Note 7 ,” respectively. We generally expect to satisfy these requirements and commitments with cash on hand and cash provided by operating activities.
Debt-related expenses for the year ended December 31, 2023 consist of an induced conversion expense of approximately $8.8 million and direct transaction costs of approximately $1.1 million incurred as a result of the $30.0 million Convertible Note Exchange in the first qua rter of 2023, as descri bed in Note 11 , Debt, of the accompanying Consolidated Financial Statements.
Debt-related expenses for the year ended December 31, 2023 consisted of an induced conversion expense of approximately $8.8 million and direct transaction costs of approximately $1.1 million incurred as a result of the privately negotiated exchange of $30.0 million principal amount of the 2027 Convertible Notes (the “Convertible Note Exchange”) in the first qua rter of 2023, as further described below under the headings “Liquidity and Capital Resources” and in “Item 8.
Otrexup net product sales increased $0.9 million from $11.1 million for the year ended December 31, 2022 to $12.0 million for the year ended December 31, 2023, primarily due to higher volume, partially offset by unfavorable payor mix.
Otrexup net product sales decreased $3.2 million from $12.0 million for the year ended December 31, 2023 to $8.8 million for the year ended December 31, 2024, primarily due to unfavorable payor mix and lower volume.
Management then assessed and concluded that the fair value of the asset group was less than its carrying value and so recognized an impairment loss of approximately $238.8 million , which was allocated to the intangible assets of the group and is classified within Loss on impairment of intangible assets in the Consolidated Statement of Comprehensive (Loss) Income.
For the three months ended September 30, 2023, management concluded that the fair value of the entity level asset group was less than its carrying value and recognized an impairment loss of approximately $238.8 million, which was allocated to the intangible assets of the group.
In determining future taxable income, management makes assumptions to forecast U.S. federal, state, and foreign operating income, the reversal of temporary differences, and the implementation of any feasible and prudent tax planning strategies.
In determining future taxable income, we make assumptions to forecast U.S. federal and state operating income, the reversal of temporary differences, and the implementation of any feasible and prudent tax planning strategies. These assumptions require significant judgment regarding the forecasts of the future taxable income in each tax jurisdiction and are consistent with the forecasts used to manage our business.
Change in Fair Value of Contingent Consideration In connection with the Spectrum Merger, we issued CVRs that represent a contingent consideration obligation which is measured at fair value. Pursuant to the Zyla Merger, we assumed a contingent consideration obligation for future royalties on annual INDOCIN product net sales which is measured at fair value.
Change in Fair Value of Contingent Consideration In connection with the Spectrum Merger, we issued contingent value rights (“CVRs”) that represent a contingent consideration obligation that is measured at fair value.
Amortization of Intangible Assets The following table reflects amortization of intangible assets for the years ended December 31, 2023 and 2022 (in thousands): Year ended December 31, 2023 2022 Amortization of intangible assets—ROLVEDON $ 5,270 $ — Amortization of intangible assets—INDOCIN 11,321 12,841 Amortization of intangible assets—Sympazan 1,213 202 Amortization of intangible assets—Otrexup 4,592 5,511 Amortization of intangible assets—SPRIX 5,131 5,572 Amortization of intangible assets—CAMBIA — 7,950 Amortization of intangible assets—Zipsor — 532 Total amortization of intangible assets $ 27,527 $ 32,608 Amortization expense decreased $5.1 million from $32.6 million for the year ended December 31, 2022 to $27.5 million for the year ended December 31, 2023, primarily due to the full amortization of CAMBIA intangible assets in the fourth 57 quarter of 2022 and a lower carrying value of intangible assets due to impairment charges recognized in the third and fourth quarters of 2023, partially offset by the additional amortization of the ROLVEDON and Sympazan product rights acquired in July 2023 and October 2022, respectively.
Amortization of Intangible Assets The following table reflects amortization of intangible assets for the years ended December 31, 2024 and 2023 (in thousands): Year ended December 31, 2024 2023 Amortization of intangible assets—ROLVEDON $ 6,066 $ 5,270 Amortization of intangible assets—INDOCIN 13,514 11,321 Amortization of intangible assets—Sympazan 1,212 1,213 Amortization of intangible assets—Otrexup 1,044 4,592 Amortization of intangible assets—SPRIX 3,808 5,131 Total amortization of intangible assets $ 25,644 $ 27,527 Amortization expense decreased $1.9 million from $27.5 million for the year ended December 31, 2023 to $25.6 million for the year ended December 31, 2024, primarily as a result of a decrease in amortization expense o f $9.4 mi llion attributable to the lower carrying value of intangible assets due to impairment charges recognized in the third and fourth quarters of 2023, partially offset by (i) an increase of $0.8 million due to additional amortization of ROLVEDON product rights, acquired in July 2023, and (ii) an increase in amortization expense of $6.7 m illion , which was due to revisions to decrease the remaining estimated useful life of the INDOCIN product rights intangible assets.
Research and development expenses w ere $2.8 million for the year ended December 31, 2023, representing primarily costs directly associated with ongoing clinical trial activity for ROLVEDON. We did not have research and development expenses during the year ended December 31, 2022.
Research and development expenses w ere $3.8 million and $2.8 million for the years ended December 31, 2024 and 2023, respectively, primarily representing costs directly associated with the same-day dosing clinical trial of ROLVEDON, which we concluded in the fourth quarter of 2024.
We recognized revenue related to the CAMBIA license agreement of $2.0 million and $1.9 million during the years ended December 31, 2023 and 2022, respectively. We recognized Milestone revenue associated with the completion of certain service milestones of $0.4 million and $0.5 million during the years ended December 31, 2023 and 2022, respectively.
We recognized no milestone revenue associated with the completion of certain service milestones for the year ended December 31, 2024 and $0.4 million for the year ended December 31, 2023.
In 2024, we expect INDOCIN net product sales to continue to be impacted unfavorably by increasing competition as a result of existing and future generic entrants and other competitive products. We acquired Sympazan in October 2022. Sympazan net product sales totaled $9.9 million and $1.8 million for the years ended December 31, 2023 and 2022, respectively.
In 2025, we expect INDOCIN net product sales to continue to be impacted unfavorably by increasing competition as a result of existing generic entrants, new and expected future generic entrants, including the new generic entrant that launched in January 2025, and other competitive products.
Refer to Note 11 , Debt, of the accompanying Consolidated Financial Statements for additional information on the 2027 Convertible Notes. 49 CRITICAL ACCOUNTING POLICIES AND SIGNIFICANT ESTIMATES Our consolidated financial statements are prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) and U.S. Securities and Exchange Commission (“SEC”) regulations for annual reporting.
CRITICAL ACCOUNTING POLICIES AND SIGNIFICANT ESTIMATES Our consolidated financial statements are prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) and SEC regulations for annual reporting. Our management’s discussion and analysis of our financial condition and results of operations are based on our consolidated financial statements.
During the years ended December 31, 2023 and 2022, we recognized a benefit of $21.6 million and an expense $18.7 million, respectively, for the change in fair value of contingent consideration obligation incurred in the Zyla Merger. 52 Income Taxes We record the estimated future tax effects of temporary differences between the tax basis of assets and liabilities and amounts reported in our accompanying consolidated balance sheets, as well as operating loss and tax credit carryforwards.
Income Taxes We record the estimated future tax effects of temporary differences between the tax basis of assets and liabilities and amounts reported in our accompanying consolidated balance sheets, as well as operating loss and tax credit carryforwards.
Zipsor net product sales increased $0.1 million from $3.4 million for the year ended December 31, 2022 to $3.5 million for the year ended December 31, 2023, primarily due to favorable payor mix, partially offset by lower volume. Other net product sales include sales for OXAYDO and SOLUMATRIX products.
Other net product sales for the year ended December 31, 2023 of $4.9 million include net product sales for Zipsor of $3.5 million and net product sales for OXAYDO of $1.4 million.
The following table reflects summarized cash flow activities for the years ended December 31, 2023 and 2022 (in thousands): Year ended December 31, 2023 2022 Net cash provided by operating activities $ 49,604 $ 78,598 Net cash provided by (used in) investing activities 3,097 (42,673) Net cash used in financing activities (44,201) (7,794) Net increase in cash and cash equivalents 8,500 28,131 Cash and cash equivalents at beginning of year 64,941 36,810 Cash and cash equivalents at end of year $ 73,441 $ 64,941 Cash Flows from Operating Activities C ash provided by operating activities was $49.6 million for the year ended December 31, 2023 compared to $78.6 million in the same period in 2022, primarily due to lower net income including non-cash items, partially offset by favorable working capital cash flows compared to last year.
We were in compliance with our covenants with respect to the 2027 Convertible Notes as of December 31, 2024. 54 The following table reflects summarized cash flow activities for the years ended December 31, 2024 and 2023 (in thousands): Year ended December 31, 2024 2023 Net cash provided by operating activities $ 26,408 $ 49,604 Net cash (used in) provided by investing activities (48,911) 3,097 Net cash used in financing activities (350) (44,201) Net (decrease) increase in cash and cash equivalents (22,853) 8,500 Cash and cash equivalents at beginning of year 73,441 64,941 Cash and cash equivalents at end of year $ 50,588 $ 73,441 Cash Flows from Operating Activities C a sh provided by operating activities was $26.4 million for the year ended December 31, 2024 compared to $49.6 million for the year ended December 31, 2023, primarily due to lower net product sales and a change in product mix for the year ended December 31, 2024 compared to the year ended December 31, 2023.
LIQUIDITY AND CAPITAL RESOURCES Historically and through December 31, 2023, we have financed our operations and business development efforts primarily from product sales, private and public sales of equity securities, including convertible debt securities, the proceeds of secured borrowings, the sale of rights to future royalties and milestones, upfront license, milestone and fees from collaborative and license partners.
The December 31, 2023 income tax expense also included the valuation allowance for utilization of our deferred tax assets to offset the deferred tax liabilities of Spectrum recorded through acquisition accounting. 53 LIQUIDITY AND CAPITAL RESOURCES We have financed and continue to finance our operations and business development efforts primarily from product sales, public sales of equity securities, including convertible debt securities, and the proceeds of secured borrowings.
We suspended use of the ATM offering program as a result of the issuance of the 2027 Convertible Notes and the ATM offering program has since expired. 60 We believe that our existing cash will be sufficient to fund our operations and make the required payments under our debt agreements due for the next twelve months from the date of this filing.
We believe that our existing cash, cash equivalents and short-term investments, which totaled $100.1 million at December 31, 2024, will be sufficient to fund our operations and make the required payments under our debt agreements due for the next 12 months from the date of this filing.
Both products are nonsteroidal anti-inflammatory drug (NSAID), indicated for: • Moderate to severe rheumatoid arthritis including acute flares of chronic disease • Moderate to severe ankylosing spondylitis INDOCIN ® (indomethacin) Oral Suspension • Moderate to severe osteoarthritis • Acute painful shoulder (bursitis and/or tendinitis) • Acute gouty arthritis Sympazan® (clobazam) oral film A benzodiazepine indicated for the adjunctive treatment of seizures associated with Lennox-Gastaut Syndrome (LGS) in patients aged two years of age or older.
Both products are nonsteroidal anti-inflammatory drugs (“NSAIDs”), indicated for: • Moderate to severe rheumatoid arthritis including acute flares of chronic disease • Moderate to severe ankylosing spondylitis INDOCIN ® (indomethacin) Oral Suspension • Moderate to severe osteoarthritis • Acute painful shoulder (bursitis and/or tendinitis) • Acute gouty arthritis Otrexup ® (methotrexate) injection for subcutaneous use A once weekly single-dose auto-injector containing methotrexate.
The following table reflects interest expense for the years ended December 31, 2023 and 2022 (in thousands): Year ended December 31, 2023 2022 Interest on 2027 Convertible Notes $ 2,925 $ 1,592 Interest on 2024 Secured Notes — 6,065 Amortization of Royalty Rights (1) — 68 Amortization of debt issuance costs 455 236 Total interest expense $ 3,380 $ 7,961 (1) As a result of the extinguishment of the Royalty Rights obligation, there will be no additional amortization expense recognized in future periods.
The following table reflects interest expense for the years ended December 31, 2024 and 2023 (in thousands): Year ended December 31, 2024 2023 Interest on 2027 Convertible Notes $ 2,600 $ 2,925 Amortization of debt issuance costs 439 455 Total interest expense $ 3,039 $ 3,380 Total interest expense decreased $0.3 million from $3.4 million for the year ended December 31, 2023 to $3.0 million for the year ended December 31, 2024, primarily due to a lower principal balance of our outstanding 6.5% Convertible Senior Notes due 2027 as a result of the Convertible Note Exchange.
Zipsor uses proprietary ProSorb® delivery technology to deliver a finely dispersed, rapid and consistently absorbed formulation of diclofenac. 48 On July 31, 2023 (the “Effective Date”) , pursuant to an Agreement and Plan of Merger (the “Merger Agreement”), dated as of April 24, 2023, we completed the acquisition of Spectrum Pharmaceutical, Inc.
CAMBIA is not a pill; it is a powder, and combining CAMBIA with water activates the medicine in a unique way. On July 31, 2023 (the “Effective Date”) , pursuant to an Agreement and Plan of Merger (the “Merger Agreement”), dated as of April 24, 2023, we completed the acquisition of Spectrum Pharmaceuticals, Inc.
On February 27, 2023, we completed a privately negotiated exchange of $30.0 million principal amount of the 2027 Convertible Notes (the “Convertible Note Exchange”). Pursuant to the Convertible Note Exchange, 6,990,000 shares of the Company’s common stock, plus an additional $10.5 million in cash, were issued to settle a portion of the 2027 Convertible Notes (the “Exchanged Notes”).
Pursuant to the Convertible Note Exchange, 6,990,000 shares of the Company’s common stock, plus an additional $10.5 million in cash, were issued in a partial settlement of the 2027 Convertible Notes. The terms of the 2027 Convertible Notes are governed by an indenture dated August 25, 2022 (the “2027 Convertible Note Indenture”).
The inability to raise any additional capital that may be required to fund our future operations, payments due under our debt agreements, or product acquisitions and strategic transactions which we may pursue could have a material adverse effect on the Company.
The inability to raise any additional capital that may be required for any of the above items could have a material adverse effect on the Company.
Loss on Impairment of Long-Lived Assets During the third quarter of 2023, our market capitalization declined to below the book value of our equity, which management determined represented an indicator of impairment with respect to our long-lived assets. Applying the relevant accounting literature, we first assessed the recoverability of our long-lived assets.
Loss on Impairment of Long-Lived Assets Dur ing each of the three months ended December 31, 2024, September 30, 2024, June 30, 2024 and March 31, 2024, we determined that the book value of our equity exceeded our market capitalization, which management determined represented an indicator of impairment with respect to our long-lived assets.
Sympazan is the only product to offer clobazam in a convenient film with PharmFilm® technology. Sympazan is taken without water or liquid, adheres to the tongue, and dissolves to deliver clobazam. Otrexup ® (methotrexate) injection for subcutaneous use A once weekly single-dose auto-injector containing a prescription medicine, methotrexate.
Sympazan® (clobazam) oral film A benzodiazepine indicated for the adjunctive treatment of seizures associated with Lennox-Gastaut Syndrome (“LGS”) in patients aged two years of age or older. Sympazan is the only product to offer clobazam in a convenient film with PharmFilm® technology. Sympazan is taken without water or liquid, adheres to the tongue, and dissolves to deliver clobazam.
(2) Other Sales Allowances consist of wholesaler and pharmacy discounts, prompt pay discounts, patient discount programs, and chargebacks. (3) Consists of sales adjustments for previously divested products recognized in Other revenue in the Consolidated Statements of Comprehensive (Loss) Income.
(2) Other Sales Allowances consist of wholesaler and pharmacy discounts, prompt pay discounts, patient discount programs, and chargebacks. (3) Includes adjustments to revenue recognized as a result of changes in estimates for the Company’s gross-to-net sales allowances for products sold in previous periods, which were approximately 3% and 3% for the years ended December 31, 2024 and 2023.
In August 2023, we implemented a reorganization plan of our workforce and other resources primarily designed to realize the synergies of the Spectrum Merger (the “Spectrum Reorganization Plan”). The Spectrum Reorganization Plan was primarily focused on the reduction of staff at our headquarters office and the exit of certain leased facilities.
Restructuring Charges Restructuring charges were $0.7 million for the year ended December 31, 2024, compared to $5.5 million for the year ended December 31, 2023. In August 2023, we im plemented a reorganization plan of our workforce and other resources primarily designed to realize the synergies of the Spectrum Merger (the “Spectrum Reorganization Plan”).
During the third quarter of 2023, our market capitalization declined to below the book value of our equity, which management determined represented an indicator of impairment with respect to our long-lived assets. Applying the relevant accounting literature, we first assessed the recoverability of our long-lived assets.
During each of the three months ended December 31, 2023 and September 30, 2023, we performed an assessment of the recoverability and impairment of our long-lived assets as a result of the book value of our equity exceeding our market capitalization, which management determined represented an indicator of impairment.
We ceased OXAYDO product sales beginning in September 2023, and ceased SOLUMATRIX product sales beginning in July 2022. For the year ended December 31, 2023, the provision recognized for gross-to-net sales allowances decreased by $17.9 million compared to the year ended December 31, 2022, due shift in product mix with the addition of Rolvedon and decrease in Indocin and Cambia.
For the year ended December 31, 2024, the amount recognized for gross-to-net sales allowances on product sales increased by $86.4 million compared to the year ended December 31, 2023, primarily due to a shift in product mix from INDOCIN to ROLVEDON, which resulted in a higher rate of commercial and governmental rebates recognized for 49 ROLVEDON.
Management’s Discussion and Analysis of Financial Condition and Results of Operations,” and Schedule II to the accompanying Consolidated Financial Statements for additional information about amounts charged as a reduction to revenue for product sales allowances, product return allowances, discounts, chargebacks, and rebates. 55 Royalties & milestone revenue In November 2010, we entered into a license agreement granting Miravo the rights to commercially market CAMBIA in Canada.
Refer to the Critical Accounting Policies and Significant Estimates section within this Item 7 and Schedule II to the accompanying Consolidated Financial Statements for additional information about amounts charged as a reduction to revenue for product sales allowances, product return allowances, discounts, chargebacks, and rebates.
Selling, General and Administrative Expenses Selling, general and administrative expenses primarily consist of personnel, contract personnel, marketing and promotion expenses associated with our commercial products, personnel expenses to support our administrative and operating activities, facility costs, and professional expenses, such as legal and accounting fees. 56 Selling, general, and administrative expenses increased $31.9 million from $46.8 million for the year ended December 31, 2022 to $78.6 million for the year ended December 31, 2023, primarily due to: (i) $8.9 million of transaction-related expenses, primarily legal and professional fees, associated with the Spectrum Merger, (ii) $9.9 million of higher operating expenses incurred as a result of the Spectrum Merger, (iii) $1.6 million of higher selling and marketing expenses, (iv) $5.2 million of higher personnel costs, (iv) a gain of $2.0 million in the second quarter of 2022 for insurance reimbursement for previous opioid-related spend not repeating in 2023, (v) $2.5 million increase in FDA user fees for Otrexup and Sympazan based on first full year of payment, and (vi) an increase of $1.7 million in stock-based compensation expense.
Selling, general, and administrative expenses decreased $3.6 million from $78.6 million for the year ended December 31, 2023 to $75.1 million for the year ended December 31, 2024, primarily due to: (i) $8.9 million of transaction-related expenses, primarily legal and professional fees, associated with the Spectrum Merger that were recognized in the prior year, of which there were none in the current year, (ii) a $4.1 million decrease in stock-based compensation expense, (iii) a $3.0 million decrease in operating expenses from cost savings initiatives implemented following the Spectrum Merger, and (iv) a $1.0 million decrease in sales and marketing expenses.
During the year ended December 31, 2023, we recognized a benefit of $21.6 million attributable to a decrease in the fair value of the contingent consideration obligation incurred in the Zyla Merger, compared t o an expense of $18.7 million recognized for the year ended December 31, 2022.
Change in fair value of contingent consideration represents the change in fair value, if any, of our contingent consideration obligations which are remeasured each reporting period. During the years ended December 31, 2024 and 2023, we recognized benefits of $0.2 million and $21.6 million, respectively, for the change in fair value of contingent consideration obligation incurred in the Zyla Merger.
Cash used in investing activities was $42.7 million during the year ended December 31, 2022, which primarily consisted of $27.0 million in cash paid for the acquisition of Otrexup and $15.4 million in cash paid for the acquisition of Sympazan.
Cash Flows from Financing Activities Cash used in financing activities for the year ended December 31, 2024, was $0.4 million, which consisted entirely of cash used for employees’ withholding tax liability upon the vesting of stock awards.
The current year income tax provision also includes the valuation allowance for utilization of our deferred tax assets to offset the deferred tax liabilities of Spectrum recorded through acquisition accounting. During the year ended December 31, 2022, we recorded an income tax benefit of $78.5 million, which represents an effective tax rate of (251.7)%.
Income Tax Provision During the year ended December 31, 2024, we recorded an income tax expense of $0.1 million, which represents an effective tax rate of (0.2)%.
Cost of sales increased $8.3 million from $18.7 million for the year ended December 31, 2022 to $27.0 million for the year ended December 31, 2023, primarily due to: (i) $8.3 million of ROLVEDON cost of sales after acquisition in July 2023, including inventory step-up, (ii) $3.1 million increase in cost of sales attributable to Sympazan and Otrexup higher net product sales, (iii) $2.5 million in higher scrap costs, partially offset by $5.1 million decrease in cost of sales related to INDOCIN and CAMBIA due to lower net product sales and the impact of product mix.
Cost of sales increased $12.2 million from $27.0 million for the year ended December 31, 2023 to $39.2 million for the year ended December 31, 2024, primarily due a $6.2 million increase in cost of sales related to changes in product mix, primarily fr om INDOCIN to ROLVEDON, and $6.0 million of higher inventory write-downs, primarily for INDOCIN and ROLVEDON, due to lower demand for INDOCIN and the manufacture of batches of ROLVEDON that did not meet our quality standards.