| 0527-1231 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1231 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1231 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1231 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1231 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1301 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1301 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1301 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1301 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0527-1301 | Primidone | Primidone | Lannett Company, Inc. | ANDA | Current |
| 0615-5591 | Primidone | Primidone | NCS HealthCare of KY, Inc dba Vangard Labs | ANDA | Current |
| 0615-7738 | Primidone | Primidone | NCS HealthCare of KY, Inc dba Vangard Labs | ANDA | Current |
| 0904-5559 | Primidone | Primidone | Major Pharmaceuticals | ANDA | Current |
| 0904-5559 | Primidone | Primidone | Major Pharmaceuticals | ANDA | Current |
| 0904-5559 | Primidone | Primidone | Major Pharmaceuticals | ANDA | Current |
| 10135-522 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 10135-522 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 10135-522 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 10135-540 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 10135-540 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 10135-540 | Primidone | Primidone | Marlex Pharmaceuticals Inc | ANDA | Current |
| 51407-637 | Primidone | Primidone | Golden State Medical Supply, Inc. | ANDA | Current |
| 51407-638 | Primidone | Primidone | Golden State Medical Supply, Inc. | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-202 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 68084-203 | Primidone | Primidone | American Health Packaging | ANDA | Current |
| 71335-1158 | Primidone | Primidone | Bryant Ranch Prepack | ANDA | Current |
| 71335-1158 | Primidone | Primidone | Bryant Ranch Prepack | ANDA | Current |
| 71335-1158 | Primidone | Primidone | Bryant Ranch Prepack | ANDA | Current |
| 71610-191 | Primidone | Primidone | Aphena Pharma Solutions - Tennessee, LLC | ANDA | Current |