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| 0781-1506 | Atenolol | Atenolol | Sandoz Inc | ANDA | Current |
| 0781-5225 | Atenolol | Atenolol | Sandoz Inc | ANDA | Current |
| 50090-2923 | Atenolol | Atenolol | A-S Medication Solutions | ANDA | Current |
| 50090-2923 | Atenolol | Atenolol | A-S Medication Solutions | ANDA | Current |
| 53808-1012 | Atenolol | Atenolol | State of Florida DOH Central Pharmacy | ANDA | Current |
| 55700-243 | Atenolol | Atenolol | Lake Erie Medical DBA Quality Care Products LLC | ANDA | Current |
| 62584-467 | Atenolol | Atenolol | American Health Packaging | ANDA | Current |
| 63187-201 | Atenolol | Atenolol | Proficient Rx LP | ANDA | Current |
| 63187-201 | Atenolol | Atenolol | Proficient Rx LP | ANDA | Current |
| 63629-6461 | Atenolol | Atenolol | Bryant Ranch Prepack | ANDA | Current |
| 63629-6461 | Atenolol | Atenolol | Bryant Ranch Prepack | ANDA | Current |
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| 68788-9236 | Atenolol | Atenolol | Preferred Pharmaceuticals, Inc. | ANDA | Current |
| 68788-9236 | Atenolol | Atenolol | Preferred Pharmaceuticals, Inc. | ANDA | Current |
| 70518-0351 | Atenolol | Atenolol | REMEDYREPACK INC. | ANDA | Current |
| 70518-0351 | Atenolol | Atenolol | REMEDYREPACK INC. | ANDA | Current |
| 71335-1355 | Atenolol | Atenolol | Bryant Ranch Prepack | ANDA | Current |
| 71335-1355 | Atenolol | Atenolol | Bryant Ranch Prepack | ANDA | Current |