| Ampicillin sodium and Sulbactam sodium | Meitheal Pharmaceuticals Inc. | 2026-06-10 |
| SULBACTAM SODIUM | WG Critical Care, LLC | 2026-05-28 |
| SULBACTAM SODIUM | WG Critical Care, LLC | 2026-05-11 |
| SULBACTAM SODIUM | WG Critical Care, LLC | 2026-05-06 |
| Ampicillin Sodium and Sulbactam Sodium | Medical Purchasing Solutions, LLC. | Medical Purchasing Solutions, LLC | 2026-04-02 |
| Ampicillin sodium and Sulbactam sodium | Hospira, Inc | 2026-01-21 |
| Ampicillin Sodium and Sulbactam Sodium | Eugia US LLC | EUGIA Pharma Specialities Limited | EUGIA SEZ PRIVATE LIMITED | Aurobindo Pharma Limited | 2025-12-18 |
| Ampicillin Sodium and Sulbactam Sodium | ONESOURCE SPECIALTY PHARMA LIMITED | Onesource Specialty Pte. Limited | 2025-11-28 |
| sulbactam sodium | La Jolla Pharmaceutical Company | Entasis Therapeutics Inc. (ETI) | 2025-11-26 |
| ampicillin sodium and sulbactam sodium | ONESOURCE SPECIALTY PHARMA LIMITED | Onesource Specialty Pte. Limited | ONESOURCE SPECIALTY PHARMA LIMITED - Beta Lactam Division | 2025-11-21 |
| Ampicillin Sodium and Sulbactam Sodium | Eugia US LLC | EUGIA SEZ PRIVATE LIMITED | Apitoria Pharma Private Limited | Aurobindo Pharma Limited | 2025-11-04 |
| Ampicillin Sodium and Sulbactam Sodium | Armas Pharmaceuticals Inc. | Onesource Specialty Pte. Limited | ONESOURCE SPECIALTY PHARMA LIMITED | 2025-10-31 |
| ampicillin sodium and sulbactam sodium | Civica, Inc. | Onesource Specialty Pte. Limited | ONESOURCE SPECIALTY PHARMA LIMITED | 2025-09-08 |
| Ampicillin Sodium and Sulbactam Sodium | Eugia US LLC | Aurobindo Pharma Limited | 2025-08-12 |
| Ampicillin Sodium and Sulbactam Sodium | Eugia US LLC | Apitoria Pharma Private Limited | EUGIA SEZ PRIVATE LIMITED | Aurobindo Pharma Limited | 2025-08-12 |
| Ampicillin Sodium and Sulbactam Sodium | Armas Pharmaceuticals Inc. | Onesource Specialty Pte. Limited | Onesource Specialty Private Limited - Beta Lactam Division | 2025-07-31 |
| Ampicillin Sodium and Sulbactam Sodium | Meitheal Pharmaceuticals Inc. | 2025-07-24 |
| Ampicillin sodium and Sulbactam sodium | Meitheal Pharmaceuticals Inc. | 2025-07-22 |
| ampicillin sodium and sulbactam sodium | Roerig | Pharmacia & Upjohn Company LLC | 2025-05-14 |
| ampicillin sodium and sulbactam sodium | Roerig | Pharmacia & Upjohn Company LLC | 2025-05-14 |
| sulbactam sodium | Avenacy, LLC | 2025-04-25 |
| sulbactam sodium | Avenacy, LLC | 2025-04-25 |
| Ampicillin Sodium and Sulbactam Sodium | Meitheal Pharmaceuticals Inc. | 2025-04-24 |
| sulbactam sodium | Sagent Pharmaceuticals | 2024-11-18 |
| sulbactam sodium | Sagent Pharmaceuticals | 2024-11-18 |
| SULBACTAM SODIUM | Hikma Pharmaceuticals USA Inc. | Mitim S.r.l. | 2024-09-24 |
| Ampicillin sodium and Sulbactam sodium | NorthStar Rx, LLC | Istituto Biochimico Italiano Giovanni Lorenzini | 2024-08-13 |
| SULBACTAM SODIUM | Hikma Pharmaceuticals USA Inc. | Mitim S.r.l. | 2024-08-08 |
| Ampicillin sodium and Sulbactam sodium | NorthStar Rx, LLC | Istituto Biochimico Italiano Giovanni Lorenzini | 2024-06-27 |
| Ampicillin sodium and sulbactam sodium | Claris Life Sciences Inc. | ACIC Fine Chemicals Inc. | Antibiotice SA | 2015-12-14 |