| 50090-3927 | Doxazosin | Doxazosin | A-S Medication Solutions | ANDA | Current |
| 50090-3987 | Doxazosin | Doxazosin | A-S Medication Solutions | ANDA | Current |
| 50090-4000 | Doxazosin | Doxazosin | A-S Medication Solutions | ANDA | Current |
| 50090-4000 | Doxazosin | Doxazosin | A-S Medication Solutions | ANDA | Current |
| 50090-4004 | Doxazosin | Doxazosin | A-S Medication Solutions | ANDA | Current |
| 68071-4892 | Doxazosin | Doxazosin | NuCare Pharmaceuticals,Inc. | ANDA | Current |
| 68071-4892 | Doxazosin | Doxazosin | NuCare Pharmaceuticals,Inc. | ANDA | Current |
| 68382-783 | Doxazosin | Doxazosin | Zydus Pharmaceuticals USA Inc. | ANDA | Current |
| 68382-783 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-783 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-784 | Doxazosin | Doxazosin | Zydus Pharmaceuticals USA Inc. | ANDA | Current |
| 68382-784 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-784 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-785 | Doxazosin | Doxazosin | Zydus Pharmaceuticals USA Inc. | ANDA | Current |
| 68382-785 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-785 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-786 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-786 | Doxazosin | Doxazosin | Zydus Pharmaceuticals (USA) Inc. | ANDA | Current |
| 68382-786 | Doxazosin | Doxazosin | Zydus Pharmaceuticals USA Inc. | ANDA | Current |
| 70771-1112 | Doxazosin | Doxazosin | Zydus Lifesciences Limited | ANDA | Current |
| 70771-1112 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1112 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1112 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1113 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1113 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1113 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1113 | Doxazosin | Doxazosin | Zydus Lifesciences Limited | ANDA | Current |
| 70771-1114 | Doxazosin | Doxazosin | Zydus Lifesciences Limited | ANDA | Current |
| 70771-1114 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1114 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1114 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1115 | Doxazosin | Doxazosin | Zydus Lifesciences Limited | ANDA | Current |
| 70771-1115 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1115 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |
| 70771-1115 | Doxazosin | Doxazosin | Cadila Healthcare Limited | ANDA | Current |