OSELTAMIVIR PHOSPHATE
Substance profile for UNII 4A3O49NGEZ, enriched with FDA NDC listings, DailyMed labels, legacy aliases, and open chemistry identifiers.

Substance Identity#
- UNII
- 4A3O49NGEZ
- Preferred term
- OSELTAMIVIR PHOSPHATE
- Registry number
- 204255-11-8
- Ingredient type
- INGREDIENT SUBSTANCE
- Molecular formula
- C16H28N2O4.H3O4P

Chemical And Database Identifiers#
- InChIKey
- PGZUMBJQJWIWGJ-ONAKXNSWSA-N
- SMILES
- OP(O)(O)=O.CCOC(=O)C1=C[C@@H](OC(CC)CC)[C@H](NC(C)=O)[C@@H](N)C1
- RxCUI
- 259275
- PubChem
- 78000
- NCIt
- C29305
- INN ID
- 0
Open Chemistry Sources#
| Source | Identifier | Link |
|---|---|---|
| PubChem Compound | 78000 | https://pubchem.ncbi.nlm.nih.gov/compound/78000 |
| PubChem InChIKey Search | PGZUMBJQJWIWGJ-ONAKXNSWSA-N | https://pubchem.ncbi.nlm.nih.gov/#query=PGZUMBJQJWIWGJ-ONAKXNSWSA-N |
| RxNorm | 259275 | https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=259275 |
| NCI Thesaurus | C29305 | https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&code=C29305 |
| FDA Substance Registration System | 4A3O49NGEZ | https://precision.fda.gov/uniisearch/srs/unii/4A3O49NGEZ |
Related DailyMed Labels#
| Label | Manufacturer | Effective date |
|---|---|---|
| Oseltamivir Phosphate | HEC Pharm USA Inc. | Sunshine Lake Pharma Co., Ltd. | 2026-06-01 |
| Oseltamivir Phosphate | Sportpharm, Inc. dba Sportpharm | ASCLEMED USA INC. DBA ENOVACHEM | 2026-04-24 |
| Oseltamivir Phosphate | REMEDYREPACK INC. | 2026-03-13 |
| Oseltamivir Phosphate | Sportpharm LLC | 2026-02-11 |
| Oseltamivir phosphate | Novadoz Pharmaceuticals LLC | MSN LABORATORIES PRIVATE LIMITED | MSN Pharmaceuticals Inc. | 2026-02-06 |
| OSELTAMIVIR PHOSPHATE | Preferred Pharmaceuticals Inc. | 2026-01-28 |
| Oseltamivir phosphate | NuCare Pharmaceuticals, Inc. | 2026-01-28 |
| Oseltamivir Phosphate | AvKARE | 2026-01-15 |
| Oseltamivir Phosphate | AvKARE | 2026-01-15 |
| OSELTAMIVIR PHOSPHATE | Redpharm Drug | 2025-12-30 |
| Oseltamivir Phosphate | Redpharm Drug | 2025-12-27 |
| Oseltamivir Phosphate | Redpharm Drug | 2025-12-25 |
| Oseltamivir Phosphate for Oral Suspension | Oryza Pharmaceuticals Inc. | 2025-12-17 |
| oseltamivir phosphate | Genentech, Inc. | Sharp Packaging Services, LLC | F. Hoffmann-La Roche AG | 2025-12-15 |
| Oseltamivir phosphate | MSN LABORATORIES PRIVATE LIMITED | 2025-11-20 |
| OSELTAMIVIR PHOSPHATE | Exelan Pharmaceuticals, Inc. | InvaGen Pharmaceuticals, Inc | Neolpharma, Inc. | 2025-10-30 |
| OSELTAMIVIR PHOSPHATE | Aurobindo Pharma Limited | 2025-10-14 |
| oseltamivir phosphate | Zhejiang Poly Pharm. Co., Ltd. | Sinopep-Allsino Biopharmaceutical Co., Ltd. | 2025-10-13 |
| Oseltamivir Phosphate | Lupin Pharmaceuticals, Inc. | Lupin Atlantis Holdings SA | LUPIN LIMITED | 2025-10-07 |
| Oseltamivir phosphate | Lupin Pharmaceuticals, Inc. | 2025-10-06 |
| Oseltamivir Phosphate | Preferred Pharmaceuticals Inc. | 2025-09-04 |
| Oseltamivir Phosphate | Preferred Pharmaceuticals Inc. | 2025-09-04 |
| Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | 2025-09-04 |
| Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | 2025-09-04 |
| Oseltamivir phosphate | Ajanta Pharma USA Inc. | Ajanta Pharma Limited, Paithan | Ajanta Pharma Ltd., Dahej | 2025-08-20 |
| Oseltamivir phosphate | REMEDYREPACK INC. | 2025-08-05 |
| OSELTAMIVIR PHOSPHATE | Alembic Pharmaceuticals Inc. | Alembic Pharmaceuticals Limited | 2025-07-30 |
| oseltamivir phosphate | Macleods Pharmaceuticals Limited | 2025-06-18 |
| Oseltamivir Phosphate | Teva Pharmaceuticals USA, Inc. | 2025-05-29 |
| oseltamivir phosphate | Slate Run Pharmaceuticals, LLC | Zhejiang Poly Pharm. Co., Ltd | Sinopep-Allsino Biopharmaceutical Co., Ltd. | 2025-04-17 |
| Oseltamivir Phosphate for Oral Suspension | Alvogen Inc. | 2025-02-28 |
| Oseltamivir Phosphate | Asclemed USA, Inc. | ASCLEMED USA INC. DBA ENOVACHEM | 2025-02-27 |
| Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | 2025-02-21 |
| OSELTAMIVIR PHOSPHATE | NuCare Pharmaceuticals,Inc. | 2025-02-06 |
| Oseltamivir Phosphate | Zydus Lifesciences Limited | 2024-12-09 |
| OSELTAMIVIR PHOSPHATE | NuCare Pharmaceuticals, Inc. | 2024-12-09 |
| OSELTAMIVIR PHOSPHATE | Zydus Lifesciences Limited | 2024-12-03 |
| Oseltamivir phosphate | Proficient Rx LP | 2024-12-01 |
| Oseltamivir Phosphate for Oral Suspension | NuCare Pharmaceuticals,Inc. | 2024-11-21 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2024-10-21 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2024-10-21 |
| OSELTAMIVIR PHOSPHATE | Leading Pharma, LLC | Carnegie Pharmaceuticals, LLC | 2024-10-07 |
| Oseltamivir Phosphate | Alvogen Inc. | 2024-09-30 |
| OSELTAMIVIR PHOSPHATE | EPIC PHARMA, LLC | 2024-09-17 |
| Oseltamivir Phosphate | RedPharm Drug | 2024-08-15 |
| Oseltamivir phosphate | Redpharm Drug | 2024-08-09 |
| OSELTAMIVIR PHOSPHATE | RedPharm Drug | 2024-08-08 |
| OSELTAMIVIR PHOSPHATE | RedPharm Drug | 2024-08-02 |
| Oseltamivir Phosphate | RedPharm Drug | 2024-08-02 |
| Oseltamivir Phosphate | RedPharm Drug | 2024-07-25 |
| Oseltamivir phosphate | RedPharm Drug | 2024-07-25 |
| oseltamivir phosphate | Redpharm Drug | 2024-06-18 |
| Oseltamivir Phosphate | Neolpharma, Inc. | 2024-05-24 |
| Oseltamivir Phosphate | Lannett Company, Inc. | Sunshine Lake Pharma Co., Ltd. | 2024-05-15 |
| Oseltamivir phosphate | Laurus Labs Limited | Laurus Labs Limited (VSP2) | 2024-05-03 |
| Oseltamivir Phosphate for Oral Suspension | EPIC PHARMA, LLC | 2023-12-27 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2023-11-16 |
| OSELTAMIVIR PHOSPHATE | Exelan Pharmaceuticals, Inc. | Apta Pharma | 2023-11-01 |
| Oseltamivir Phosphate | Proficient Rx LP | 2023-11-01 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2023-10-23 |
| Oseltamivir Phosphate | Asclemed USA, Inc. | ASCLEMED USA INC. DBA ENOVACHEM | 2023-09-02 |
| Oseltamivir Phosphate | RPK Pharmaceuticals, Inc. | 2023-08-18 |
| Oseltamivir Phosphate | NuCare Pharmaceuticals,Inc. | 2023-07-17 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2023-07-06 |
| Oseltamivir phosphate | RPK Pharmaceuticals, Inc. | 2023-06-07 |
| OSELTAMIVIR PHOSPHATE | RPK Pharmaceuticals, Inc. | 2023-06-07 |
| OSELTAMIVIR PHOSPHATE | RPK Pharmaceuticals, Inc. | 2023-06-07 |
| Oseltamivir Phosphate | RPK Pharmaceuticals, Inc. | 2023-06-06 |
| Oseltamivir Phosphate | Lannett Company, Inc. | Sunshine Lake Pharma Co., Ltd. | 2023-05-15 |
| OSELTAMIVIR PHOSPHATE | Cipla USA, Inc | Apta Pharma | 2023-05-02 |
| OSELTAMIVIR PHOSPHATE | Zydus Pharmaceuticals USA Inc. | Zydus Lifesciences Limited | 2023-03-13 |
| Oseltamivir Phosphate | Amneal Pharmaceuticals NY LLC | Amneal Pharmaceuticals Private Limited | 2023-02-14 |
| Oseltamivir Phosphate | A-S Medication Solutions | 2023-02-06 |
| OSELTAMIVIR PHOSPHATE | Alembic Pharmaceuticals Limited | 2023-01-30 |
| OSELTAMIVIR PHOSPHATE | Zydus Pharmaceuticals USA Inc. | Zydus Lifesciences Limited | 2022-12-27 |
| Oseltamivir Phosphate | Strides Pharma Science Limited | 2022-12-08 |
| Oseltamivir phosphate | Proficient Rx LP | 2022-11-01 |
| OSELTAMIVIR PHOSPHATE | Proficient Rx LP | 2022-11-01 |
| Oseltamivir Phosphate | Strides Pharma Science Limited | Strides Pharma Global Pte. Ltd. | 2022-10-18 |
| Oseltamivir Phosphate | Amneal Pharmaceuticals NY LLC | Amneal Pharmaceuticals of New York, LLC | 2022-09-30 |
Related NDC Products#
| NDC | Name | Nonproprietary name | Labeler | Marketing category |
|---|---|---|---|---|
| 0004-0800 | Tamiflu | oseltamivir phosphate | Genentech, Inc. | NDA |
| 0004-0802 | Tamiflu | oseltamivir phosphate | Genentech, Inc. | NDA |
| 0004-0822 | Tamiflu | Oseltamivir Phosphate | Genentech, Inc. | NDA |
| 0093-8180 | Oseltamivir Phosphate | Oseltamivir Phosphate | Teva Pharmaceuticals USA, Inc. | ANDA |
| 0527-4591 | Oseltamivir Phosphate | oseltamivir phosphate | Lannett Company, Inc. | ANDA |
| 0527-4592 | Oseltamivir Phosphate | oseltamivir phosphate | Lannett Company, Inc. | ANDA |
| 0527-4593 | Oseltamivir Phosphate | oseltamivir phosphate | Lannett Company, Inc. | ANDA |
| 0527-5137 | Oseltamivir Phosphate | oseltamivir phosphate | Lannett Company, Inc. | ANDA |
| 27241-139 | Oseltamivir phosphate | Oseltamivir phosphate | Ajanta Pharma USA Inc. | ANDA |
| 31722-108 | Oseltamivir phosphate | oseltamivir phosphate | Camber Pharmaceuticals, Inc. | ANDA |
| 31722-630 | Oseltamivir Phosphate | Oseltamivir Phosphate | Camber Pharmaceuticals, Inc. | ANDA |
| 31722-631 | Oseltamivir Phosphate | Oseltamivir Phosphate | Camber Pharmaceuticals, Inc. | ANDA |
| 31722-632 | Oseltamivir Phosphate | Oseltamivir Phosphate | Camber Pharmaceuticals, Inc. | ANDA |
| 33342-256 | oseltamivir phosphate | oseltamivir phosphate | Macleods Pharmaceuticals Limited | ANDA |
| 33342-257 | oseltamivir phosphate | oseltamivir phosphate | Macleods Pharmaceuticals Limited | ANDA |
| 33342-258 | oseltamivir phosphate | oseltamivir phosphate | Macleods Pharmaceuticals Limited | ANDA |
| 42291-567 | Oseltamivir Phosphate | Oseltamivir Phosphate | AvKARE | ANDA |
| 42291-664 | Oseltamivir Phosphate | Oseltamivir | AvKARE | ANDA |
| 42291-666 | Oseltamivir Phosphate | Oseltamivir | AvKARE | ANDA |
| 42385-985 | Oseltamivir | Oseltamivir phosphate | Laurus Labs Limited | ANDA |
| 42385-986 | Oseltamivir | Oseltamivir phosphate | Laurus Labs Limited | ANDA |
| 42385-987 | Oseltamivir | Oseltamivir phosphate | Laurus Labs Limited | ANDA |
| 42806-363 | Oseltamivir Phosphate for Oral Suspension | Oseltamivir Phosphate | EPIC PHARMA, LLC | ANDA |
| 42806-553 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | EPIC PHARMA, LLC | ANDA |
| 42806-554 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | EPIC PHARMA, LLC | ANDA |
| 42806-555 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | EPIC PHARMA, LLC | ANDA |
| 46708-413 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Limited | ANDA |
| 46708-414 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Limited | ANDA |
| 46708-415 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Limited | ANDA |
| 47781-384 | Oseltamivir Phosphate for Oral Suspension | Oseltamivir Phosphate | Alvogen Inc. | ANDA |
| 47781-468 | Oseltamivir Phosphate | Oseltamivir phosphate | Alvogen Inc. | ANDA |
| 47781-469 | Oseltamivir Phosphate | Oseltamivir phosphate | Alvogen Inc. | ANDA |
| 47781-470 | Oseltamivir Phosphate | Oseltamivir phosphate | Alvogen Inc. | ANDA |
| 50090-4188 | Oseltamivir Phosphate | Oseltamivir Phosphate | A-S Medication Solutions | ANDA |
| 50090-4613 | Oseltamivir Phosphate | Oseltamivir Phosphate | A-S Medication Solutions | ANDA |
| 50090-6099 | Oseltamivir Phosphate | Oseltamivir Phosphate | A-S Medication Solutions | ANDA |
| 50090-6239 | Oseltamivir Phosphate | Oseltamivir Phosphate | A-S Medication Solutions | ANDA |
| 50090-7346 | Oseltamivir Phosphate | oseltamivir phosphate | A-S Medication Solutions | ANDA |
| 50090-7347 | Oseltamivir Phosphate | oseltamivir phosphate | A-S Medication Solutions | ANDA |
| 59651-597 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | Aurobindo Pharma Limited | ANDA |
| 60219-1264 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 60219-1265 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 60219-1266 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 62332-413 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Inc. | ANDA |
| 62332-414 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Inc. | ANDA |
| 62332-415 | OSELTAMIVIR | OSELTAMIVIR | Alembic Pharmaceuticals Inc. | ANDA |
| 64380-797 | Oseltamivir Phosphate | Oseltamivir Phosphate | Strides Pharma Science Limited | ANDA |
| 64380-798 | Oseltamivir Phosphate | Oseltamivir Phosphate | Strides Pharma Science Limited | ANDA |
| 64380-799 | Oseltamivir Phosphate | Oseltamivir Phosphate | Strides Pharma Science Limited | ANDA |
| 64380-879 | Oseltamivir Phosphate | Oseltamivir Phosphate | Strides Pharma Science Limited | ANDA |
| 67296-1923 | OSELTAMIVIR PHOSPHATE | oseltamivir phosphate | Redpharm Drug | ANDA |
| 67296-1940 | Oseltamivir Phosphate | oseltamivir phosphate | Redpharm Drug | ANDA |
| 67296-1944 | Oseltamivir Phosphate | oseltamivir phosphate | Redpharm Drug | ANDA |
| 68071-3724 | Oseltamivir Phosphate for Oral Suspension | Oseltamivir Phosphate | NuCare Pharmaceuticals,Inc. | ANDA |
| 68071-3741 | oseltamavir phosphate | oseltamavir phosphate | NuCare Pharmaceuticals, Inc. | ANDA |
| 68071-3960 | Oseltamivir phosphate | Oseltamivir phosphate | NuCare Pharmaceuticals, Inc. | ANDA |
| 68071-4739 | oseltamavir phosphate | oseltamavir phosphate | NuCare Pharmaceuticals,Inc. | ANDA |
| 68180-675 | Oseltamivir phosphate | Oseltamivir phosphate | Lupin Pharmaceuticals, Inc. | ANDA |
| 68180-676 | Oseltamivir phosphate | Oseltamivir phosphate | Lupin Pharmaceuticals, Inc. | ANDA |
| 68180-677 | Oseltamivir phosphate | Oseltamivir phosphate | Lupin Pharmaceuticals, Inc. | ANDA |
| 68180-678 | Oseltamivir Phosphate | Oseltamivir Phosphate | Lupin Pharmaceuticals, Inc. | ANDA |
| 68788-4066 | OSELTAMIVIR PHOSPHATE | oseltamivir phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 68788-7600 | Oseltamivir Phosphate | Oseltamivir Phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 68788-8122 | Oseltamivir Phosphate | Oseltamivir Phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 68788-8123 | Oseltamivir phosphate | Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 68788-8309 | Oseltamivir phosphate | Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 68788-8831 | Oseltamivir phosphate | Oseltamivir phosphate | Preferred Pharmaceuticals Inc. | ANDA |
| 69097-904 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | Cipla USA, Inc | ANDA |
| 69238-1264 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 69238-1265 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 69238-1266 | Oseltamivir Phosphate | Oseltamivir | Amneal Pharmaceuticals NY LLC | ANDA |
| 69238-1273 | Oseltamivir Phosphate | Oseltamivir Phosphate | Amneal Pharmaceuticals NY LLC | ANDA |
| 69315-174 | OSELTAMIVIR PHOSPHATE | OSELTAMIVIR PHOSPHATE | Leading Pharma, LLC | ANDA |
| 69539-110 | Oseltamivir phosphate | Oseltamivir phosphate | MSN LABORATORIES PRIVATE LIMITED | ANDA |
| 70436-225 | oseltamivir phosphate | oseltamivir phosphate | Slate Run Pharmaceuticals, LLC | ANDA |
| 70518-3247 | Oseltamivir Phosphate | Oseltamivir Phosphate | REMEDYREPACK INC. | ANDA |
| 70518-3927 | Oseltamivir phosphate | Oseltamivir phosphate | REMEDYREPACK INC. | ANDA |
| 70710-1008 | OSELTAMIVIR PHOSPHATE | oseltamivir phosphate | Zydus Pharmaceuticals USA Inc. | ANDA |
| 70710-1009 | OSELTAMIVIR PHOSPHATE | oseltamivir phosphate | Zydus Pharmaceuticals USA Inc. | ANDA |
| 70710-1010 | OSELTAMIVIR PHOSPHATE | oseltamivir phosphate | Zydus Pharmaceuticals USA Inc. | ANDA |
| 0004-0801 | Tamiflu | oseltamivir phosphate | Genentech, Inc. | NDA |
| 16714-817 | Oseltamivir Phosphate | Oseltamivir Phosphate | NorthStar RxLLC | ANDA |
| 16714-818 | Oseltamivir Phosphate | Oseltamivir Phosphate | NorthStar RxLLC | ANDA |
| 16714-819 | Oseltamivir Phosphate | Oseltamivir Phosphate | NorthStar RxLLC | ANDA |
| 42254-001 | Tamiflu | oseltamivir phosphate | Rebel Distributors Corp | NDA |
| 42254-092 | Tamiflu | Oseltamivir Phosphate | Rebel Distributors Corp | NDA |