| 0440-5739 | Metformin Hydrochloride | Metformin Hydrochloride | Liberty Pharmaceuticals, Inc. | ANDA | Current |
| 0440-5745 | Metformin Hydrochloride | Metformin Hydrochloride | Liberty Pharmaceuticals, Inc. | ANDA | Current |
| 0440-5746 | Metformin Hydrochloride | Metformin Hydrochloride | Liberty Pharmaceuticals, Inc. | ANDA | Current |
| 0904-6326 | Metformin Hydrochloride | Metformin Hydrochloride | Major Pharmaceuticals | ANDA | Current |
| 0904-6327 | Metformin Hydrochloride | Metformin Hydrochloride | Major Pharmaceuticals | ANDA | Current |
| 0904-6328 | Metformin Hydrochloride | Metformin Hydrochloride | Major Pharmaceuticals | ANDA | Current |
| 12634-756 | Metformin Hydrochloride | Metformin Hydrochloride | Apotheca Inc. | ANDA | Current |
| 12634-757 | Metformin Hydrochloride | Metformin Hydrochloride | Apotheca Inc. | ANDA | Current |
| 12634-789 | Metformin Hydrochloride | Metformin Hydrochloride | Apotheca Inc. | ANDA | Current |
| 42708-117 | Metformin Hydrochloride | Metformin Hydrochloride | QPharma Inc | ANDA | Current |
| 42708-117 | Metformin Hydrochloride | Metformin Hydrochloride | QPharma Inc | ANDA | Current |
| 43353-128 | Metformin Hydrochloride | Metformin Hydrochloride | Aphena Pharma Solutions - Tennessee, LLC | ANDA | Current |
| 50090-2410 | Metformin Hydrochloride | Metformin Hydrochloride | A-S Medication Solutions | ANDA | Current |
| 50090-2612 | Metformin Hydrochloride | Metformin Hydrochloride | A-S Medication Solutions | ANDA | Current |
| 50090-2635 | Metformin Hydrochloride | Metformin Hydrochloride | A-S Medication Solutions | ANDA | Current |
| 50090-3088 | Metformin Hydrochloride | Metformin Hydrochloride | A-S Medication Solutions | ANDA | Current |
| 53808-1033 | Metformin Hydrochloride | Metformin Hydrochloride | State of Florida DOH Central Pharmacy | ANDA | Current |
| 55154-5888 | Metformin Hydrochloride | Metformin Hydrochloride | Cardinal Health | ANDA | Current |
| 55154-5888 | Metformin Hydrochloride | Metformin Hydrochloride | Cardinal Health | ANDA | Current |
| 55700-475 | Metformin Hydrochloride | Metformin Hydrochloride | Lake Erie Medical DBA Quality Care Products LLC | ANDA | Current |
| 67877-217 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-217 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-217 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-218 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-218 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-218 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-221 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-221 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 67877-221 | Metformin Hydrochloride | Metformin Hydrochloride | Ascend Laboratories, LLC | ANDA | Current |
| 68788-6982 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 68788-6982 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 68788-6982 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 68788-7069 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 68788-7069 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 68788-7069 | Metformin Hydrochloride | Metformin Hydrochloride | Preferred Pharmaceuticals Inc. | ANDA | Current |
| 70518-0672 | Metformin Hydrochloride | Metformin Hydrochloride | REMEDYREPACK INC. | ANDA | Current |
| 70882-125 | Metformin Hydrochloride | Metformin Hydrochloride | Cambridge Therapeutics Technologies, LLC | ANDA | Current |