| 24979-146 | metformin hydrochloride | metformin hydrochloride | TWi Pharmaceuticals, Inc. | ANDA | Current |
| 24979-146 | metformin hydrochloride | metformin hydrochloride | TWi Pharmaceuticals, Inc. | ANDA | Current |
| 24979-153 | metformin hydrochloride | metformin hydrochloride | TWi Pharmaceuticals, Inc. | ANDA | Current |
| 24979-153 | metformin hydrochloride | metformin hydrochloride | TWi Pharmaceuticals, Inc. | ANDA | Current |
| 71205-859 | metformin hydrochloride | metformin hydrochloride | Proficient Rx LP | ANDA | Current |
| 71205-860 | metformin hydrochloride | metformin hydrochloride | Proficient Rx LP | ANDA | Current |