| 0591-5544 | Allopurinol | Allopurinol | Actavis Pharma, Inc. | NDA | Current |
| 0591-5544 | Allopurinol | Allopurinol | Actavis Pharma, Inc. | NDA | Current |
| 33261-597 | Allopurinol | Allopurinol | Aidarex Pharmaceuticals LLC | NDA | Current |
| 43063-774 | Allopurinol | Allopurinol | PD-Rx Pharmaceuticals, Inc. | NDA | Current |
| 43063-774 | Allopurinol | Allopurinol | PD-Rx Pharmaceuticals, Inc. | NDA | Current |
| 43063-774 | Allopurinol | Allopurinol | PD-Rx Pharmaceuticals, Inc. | NDA | Current |
| 43063-774 | Allopurinol | Allopurinol | PD-Rx Pharmaceuticals, Inc. | NDA | Current |
| 43063-774 | Allopurinol | Allopurinol | PD-Rx Pharmaceuticals, Inc. | NDA | Current |
| 49999-374 | Allopurinol | Allopurinol | Lake Erie Medical DBA Quality Care Products LLC | NDA | Current |
| 49999-374 | Allopurinol | Allopurinol | Lake Erie Medical DBA Quality Care Products LLC | NDA | Current |
| 52959-311 | Allopurinol | Allopurinol | H. J. Harkins Company Inc | NDA | Current |
| 53002-4821 | Allopurinol | Allopurinol | RPK Pharmaceuticals, Inc. | NDA | Current |
| 55700-540 | Allopurinol | Allopurinol | Lake Erie Medical DBA Quality Care Products LLC | NDA | Current |
| 55700-540 | Allopurinol | Allopurinol | Lake Erie Medical DBA Quality Care Products LLC | NDA | Current |
| 55700-540 | Allopurinol | Allopurinol | Lake Erie Medical DBA Quality Care Products LLC | NDA | Current |
| 62584-713 | Allopurinol | Allopurinol | American Health Packaging | NDA | Current |
| 62584-713 | Allopurinol | Allopurinol | American Health Packaging | NDA | Current |
| 62584-713 | Allopurinol | Allopurinol | American Health Packaging | NDA | Current |
| 62584-713 | Allopurinol | Allopurinol | American Health Packaging | NDA | Current |
| 63187-240 | Allopurinol | Allopurinol | Proficient Rx LP | NDA | Current |
| 63187-240 | Allopurinol | Allopurinol | Proficient Rx LP | NDA | Current |
| 63187-240 | Allopurinol | Allopurinol | Proficient Rx LP | NDA | Current |
| 63187-240 | Allopurinol | Allopurinol | Proficient Rx LP | NDA | Current |
| 63629-1781 | Allopurinol | Allopurinol | Bryant Ranch Prepack | NDA | Current |
| 63629-1781 | Allopurinol | Allopurinol | Bryant Ranch Prepack | NDA | Current |
| 63629-6405 | Allopurinol | Allopurinol | Bryant Ranch Prepack | NDA | Current |
| 63629-6405 | Allopurinol | Allopurinol | Bryant Ranch Prepack | NDA | Current |
| 67544-313 | Allopurinol | Allopurinol | Aphena Pharma Solutions - Tennessee, LLC | NDA | Current |
| 68788-9831 | Allopurinol | Allopurinol | Preferred Pharmaceuticals, Inc. | NDA | Current |
| 70518-0429 | Allopurinol | Allopurinol | REMEDYREPACK INC. | NDA | Current |
| 70518-1573 | Allopurinol | Allopurinol | REMEDYREPACK INC. | NDA | Current |
| 70518-1573 | Allopurinol | Allopurinol | REMEDYREPACK INC. | NDA | Current |
| 70518-1573 | Allopurinol | Allopurinol | REMEDYREPACK INC. | NDA | Current |
| 70518-1573 | Allopurinol | Allopurinol | REMEDYREPACK INC. | NDA | Current |