Oseltamivir Phosphate Patent Expiration
Oseltamivir Phosphate is Used for preventing and treating influenza infections. It was first introduced by Hoffmann La Roche Inc
Oseltamivir Phosphate Patents
Given below is the list of patents protecting Oseltamivir Phosphate, along with the drug name that holds that patent and the company name owning that drug.
Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
---|---|---|---|---|
Tamiflu |
US5763483 (Pediatric) | Carbocyclic compounds |
Jun 27, 2017
(Expired) | Roche |
Tamiflu | US5763483 | Carbocyclic compounds |
Dec 27, 2016
(Expired) | Roche |
Tamiflu |
US5866601 (Pediatric) | Carbocyclic compounds |
Aug 02, 2016
(Expired) | Roche |
Tamiflu | US5866601 | Carbocyclic compounds |
Feb 02, 2016
(Expired) | Roche |
Tamiflu |
US5952375 (Pediatric) | Compounds and methods for synthesis and therapy |
Aug 27, 2015
(Expired) | Roche |
Tamiflu | US5952375 | Compounds and methods for synthesis and therapy |
Feb 27, 2015
(Expired) | Roche |
Oseltamivir Phosphate's Family Patents

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Oseltamivir Phosphate Generic API Manufacturers
Several generic applications have been filed for Oseltamivir Phosphate. The first generic version for Oseltamivir Phosphate was by Natco Pharma Ltd and was approved on Aug 3, 2016. And the latest generic version is by Shandong New Time Pharmaceutical Co Ltd and was approved on Jul 9, 2025.
Given below is the list of companies who have filed for Oseltamivir Phosphate generic, along with the locations of their manufacturing plants worldwide.
1. ACCORD HLTHCARE
Accord Healthcare Inc has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Accord Hlthcare.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Discontinued | ORAL | N/A | Jul 25, 2022 |
EQ 45MG BASE | capsule | Discontinued | ORAL | N/A | Jul 25, 2022 |
EQ 75MG BASE | capsule | Discontinued | ORAL | N/A | Jul 25, 2022 |
2. AJANTA PHARMA LTD
Ajanta Pharma Ltd has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Ajanta Pharma Ltd.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | May 27, 2020 |
Manufacturing Plant Locations New
Ajanta Pharma Ltd's manufacturing plants are situated in 1 country - India. Given below are the details of these plant locations as well as the firm names of Ajanta Pharma Ltd as present at those locations.
Country | City | Firm Name | ||
---|---|---|---|---|
India |
|
3. ALEMBIC
Alembic Pharmaceuticals Ltd has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Alembic.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Jun 24, 2019 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Jun 24, 2019 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Jun 24, 2019 |
Manufacturing Plant Locations New
Alembic's manufacturing plants are situated in 1 country - India. Given below are the details of these plant locations as well as the firm names of Alembic as present at those locations.
Country | City | Firm Name | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
India |
|
4. ALVOGEN
Alvogen Inc has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Alvogen.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Oct 31, 2017 |
Manufacturing Plant Locations New
Alvogen's manufacturing plants are situated in 1 country - United States. Given below are the details of these plant locations as well as the firm names of Alvogen as present at those locations.
Country | City | Firm Name | ||
---|---|---|---|---|
United States |
|
5. AMNEAL PHARMS
Amneal Pharmaceuticals Of New York Llc has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Amneal Pharms.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 45MG BASE | capsule | Prescription | ORAL | AB | May 17, 2017 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | May 17, 2017 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | May 17, 2017 |
6. AMNEAL PHARMS NY
Amneal Pharmaceuticals Of Ny Llc has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Amneal Pharms Ny.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Feb 27, 2018 |
7. AUROBINDO PHARMA LTD
Aurobindo Pharma Ltd has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Aurobindo Pharma Ltd.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | May 10, 2024 |
Manufacturing Plant Locations New
Aurobindo Pharma Ltd's manufacturing plants are situated in 1 country - India. Given below are the details of these plant locations as well as the firm names of Aurobindo Pharma Ltd as present at those locations.
Country | City | Firm Name | ||
---|---|---|---|---|
India |
|
8. CEDIPROF INC
Cediprof Inc has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Cediprof Inc.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Dec 3, 2024 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Dec 3, 2024 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Dec 3, 2024 |
9. EPIC PHARMA LLC
Epic Pharma Llc has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Epic Pharma Llc.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Oct 1, 2021 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Oct 1, 2021 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Oct 1, 2021 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Feb 14, 2023 |
10. HETERO LABS LTD III
Hetero Labs Ltd Unit Iii has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Hetero Labs Ltd Iii.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Feb 23, 2018 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Feb 23, 2018 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Feb 23, 2018 |
11. HETERO LABS LTD V
Hetero Labs Ltd Unit V has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Hetero Labs Ltd V.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Mar 28, 2022 |
12. INVAGEN PHARMS
Invagen Pharmaceuticals Inc has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Invagen Pharms.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Aug 30, 2021 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Oct 3, 2023 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Oct 3, 2023 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Oct 3, 2023 |
13. JUBILANT GENERICS
Jubilant Generics Ltd has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Jubilant Generics.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Mar 3, 2025 |
Manufacturing Plant Locations New
Jubilant Generics's manufacturing plants are situated in 1 country - India. Given below are the details of these plant locations as well as the firm names of Jubilant Generics as present at those locations.
Country | City | Firm Name | ||
---|---|---|---|---|
India |
|
14. LAURUS
Laurus Labs Ltd has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Laurus.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | May 1, 2024 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | May 1, 2024 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | May 1, 2024 |
Manufacturing Plant Locations New
Laurus's manufacturing plants are situated in 1 country - India. Given below are the details of these plant locations as well as the firm names of Laurus as present at those locations.
Country | City | Firm Name | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
India |
|
15. LEADING
Leading Pharma Llc has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Leading.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Discontinued | ORAL | N/A | Feb 28, 2022 |
Manufacturing Plant Locations New
Leading's manufacturing plants are situated in 1 country - United States. Given below are the details of these plant locations as well as the firm names of Leading as present at those locations.
Country | City | Firm Name | ||||
---|---|---|---|---|---|---|
United States |
|
16. LUPIN
Lupin Inc has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Lupin.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Jan 9, 2018 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Jan 9, 2018 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Jan 9, 2018 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Feb 20, 2018 |
Manufacturing Plant Locations New
Lupin's manufacturing plants are situated in 2 countries - India, United States. Given below are the details of these plant locations as well as the firm names of Lupin as present at those locations.
Country | City | Firm Name | ||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
India |
| |||||||||||||||||||||||||||||
United States |
|
17. MACLEODS PHARMS LTD
Macleods Pharmaceuticals Ltd has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Macleods Pharms Ltd.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Sep 14, 2017 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Sep 14, 2017 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Sep 14, 2017 |
18. MSN
Msn Laboratories Private Ltd has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Msn.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | May 20, 2020 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | May 20, 2020 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | May 20, 2020 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | May 2, 2022 |
Manufacturing Plant Locations New
Msn's manufacturing plants are situated in 2 countries - India, United States. Given below are the details of these plant locations as well as the firm names of Msn as present at those locations.
Country | City | Firm Name | ||||||||||||||||||||
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India |
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United States |
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19. NANJING DAOQUN
Nanjing Daoqun Pharmaceutical R And D Co Ltd has filed for 2 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Nanjing Daoqun.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Oct 30, 2024 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Oct 30, 2024 |
20. NATCO
Natco Pharma Ltd has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Natco.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Aug 3, 2016 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Aug 3, 2016 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Aug 3, 2016 |
Manufacturing Plant Locations New
Natco's manufacturing plants are situated in 2 countries - United Kingdom, India. Given below are the details of these plant locations as well as the firm names of Natco as present at those locations.
Country | City | Firm Name | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
United Kingdom |
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India |
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21. ORYZA
Oryza Pharmaceuticals Inc has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Oryza.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Jul 2, 2024 |
Manufacturing Plant Locations New
Oryza's manufacturing plants are situated in 1 country - Japan. Given below are the details of these plant locations as well as the firm names of Oryza as present at those locations.
Country | City | Firm Name | ||
---|---|---|---|---|
Japan |
|
22. RISING
Rising Pharma Holding Inc has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Rising.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Discontinued | ORAL | N/A | Jan 21, 2021 |
EQ 75MG BASE | capsule | Discontinued | ORAL | N/A | Jan 21, 2021 |
EQ 45MG BASE | capsule | Discontinued | ORAL | N/A | Jan 21, 2021 |
Manufacturing Plant Locations New
Rising's manufacturing plants are situated in 3 countries - United States, Mexico, India. Given below are the details of these plant locations as well as the firm names of Rising as present at those locations.
Country | City | Firm Name | ||||||||||||||||||
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United States |
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Mexico |
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India |
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23. SHANDONG
Shandong New Time Pharmaceutical Co Ltd has filed for 3 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Shandong.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Jul 9, 2025 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Jul 9, 2025 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Jul 9, 2025 |
Manufacturing Plant Locations New
Shandong's manufacturing plants are situated in 1 country - China. Given below are the details of these plant locations as well as the firm names of Shandong as present at those locations.
Country | City | Firm Name | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
China |
|
24. STRIDES PHARMA
Strides Pharma Global Pte Ltd has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Strides Pharma.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Jun 8, 2018 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Jun 8, 2018 |
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Jun 8, 2018 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Jan 13, 2022 |
Manufacturing Plant Locations New
Strides Pharma's manufacturing plants are situated in 2 countries - United States, India. Given below are the details of these plant locations as well as the firm names of Strides Pharma as present at those locations.
Country | City | Firm Name | ||||
---|---|---|---|---|---|---|
United States |
| |||||
India |
|
25. SUNSHINE
Sunshine Lake Pharma Co Ltd has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Sunshine.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Mar 4, 2020 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Mar 4, 2020 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Mar 4, 2020 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Jan 5, 2022 |
Manufacturing Plant Locations New
Sunshine's manufacturing plants are situated in 6 countries - United States, Peru, India, Thailand, China, Mozambique. Given below are the details of these plant locations as well as the firm names of Sunshine as present at those locations.
Country | City | Firm Name | ||||||||||||||||||||||||||||||||||||||||
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United States |
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Peru |
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India |
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Thailand |
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China |
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Mozambique |
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26. TEVA PHARMS USA
Teva Pharmaceuticals Usa Inc has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Teva Pharms Usa.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Feb 27, 2019 |
27. ZHEJIANG POLY PHARM
Zhejiang Poly Pharm Co Ltd has filed for 1 generic for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Zhejiang Poly Pharm.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Nov 24, 2023 |
28. ZYDUS PHARMS
Zydus Pharmaceuticals Usa Inc has filed for 4 different strengths of generic version for Oseltamivir Phosphate. Given below are the details of the strengths of this generic introduced by Zydus Pharms.
Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
---|---|---|---|---|---|
EQ 30MG BASE | capsule | Prescription | ORAL | AB | Feb 24, 2017 |
EQ 75MG BASE | capsule | Prescription | ORAL | AB | Feb 24, 2017 |
EQ 45MG BASE | capsule | Prescription | ORAL | AB | Feb 24, 2017 |
EQ 6MG BASE/ML | for suspension | Prescription | ORAL | AB | Sep 14, 2017 |