| 31722-946 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-946 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-946 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-946 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-947 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-947 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-947 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 31722-947 | Methadone Hydrochloride | Methadone Hydrochloride | Camber Pharmaceuticals, Inc | ANDA | Current |
| 63629-1905 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 63629-1905 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 63629-1905 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 63629-1906 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 63629-1906 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 63629-1906 | Methadone Hydrochloride | Methadone Hydrochloride | Bryant Ranch Prepack | ANDA | Current |
| 72865-120 | Methadone Hydrochloride | Methadone Hydrochloride | XLCare Pharmaceuticals, Inc | ANDA | Current |
| 72865-121 | Methadone Hydrochloride | Methadone Hydrochloride | XLCare Pharmaceuticals, Inc | ANDA | Current |