| Schedule of Activities and Ending Reserve Balances for Each Significant Category of Discounts and Allowances |
| | | | | | | | | | | | | | | Three Months Ended March 31, 2026 | | | Chargebacks | | | | | Other Fees, | | | | | | and Discounts | | | | | Co-pay | | | | | | for Prompt | | | | | Assistance | | | | (in thousands) | | Payment | | Rebates | | and Returns | | Total | Balances at December 31, 2025 | | $ | 2,446 | | $ | 20,323 | | $ | 10,074 | | $ | 32,843 | Provision related to sales made in: | | | | | | | | | | | | | Current year | | | 2,787 | | | 576 | | | 796 | | | 4,159 | Prior years - increase (decrease) | | | (78) | | | 740 | | | 228 | | | 890 | Payments and customer credits issued | | | (3,018) | | | (2,926) | | | (1,045) | | | (6,989) | Balances at March 31, 2026 | | $ | 2,137 | | $ | 18,713 | | $ | 10,053 | | $ | 30,903 |
| | | | | | | | | | | | | | | Three Months Ended March 31, 2025 | | | Chargebacks | | | | | Other Fees, | | | | | | and Discounts | | | | | Co-pay | | | | | | for Prompt | | | | | Assistance | | | | (in thousands) | | Payment | | Rebates | | and Returns | | Total | Balances at December 31, 2024 | | $ | 110,778 | | $ | 123,738 | | $ | 41,129 | | $ | 275,645 | Provision related to sales made in: | | | | | | | | | | | | | Current year | | | 139,766 | | | 34,476 | | | 22,611 | | | 196,853 | Prior years - increase (decrease) | | | 797 | | | 3,545 | | | (773) | | | 3,569 | Payments and customer credits issued | | | (182,426) | | | (47,061) | | | (29,927) | | | (259,414) | Balances at March 31, 2025 | | $ | 68,915 | | $ | 114,698 | | $ | 33,040 | | $ | 216,653 |
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