Sildenafil Citrate Patent Expiration

Sildenafil Citrate was first introduced by Viatris Specialty Llc in its drug Viagra on Mar 27, 1998. Other drugs containing Sildenafil Citrate are Revatio, Liqrev. 36 different companies have introduced drugs containing Sildenafil Citrate.


Sildenafil Citrate Patents

Given below is the list of patents protecting Sildenafil Citrate, 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
Liqrev US11337979 Liquid oral formulations for sildenafil Dec 24, 2038 Cmp Dev Llc
Liqrev US11464778 Liquid oral formulations for sildenafil Dec 24, 2038 Cmp Dev Llc
Liqrev US11759468 Liquid oral formulations for sildenafil Dec 24, 2038 Cmp Dev Llc
Revatio US5250534

(Pediatric)

Pyrazolopyrimidinone antianginal agents Sep 27, 2012

(Expired)

Viatris
Viagra US5250534

(Pediatric)

Pyrazolopyrimidinone antianginal agents Sep 27, 2012

(Expired)

Viatris
Viagra US6469012 Pyrazolopyrimidinones for the treatment of impotence Oct 22, 2019

(Expired)

Viatris
Viagra US6469012

(Pediatric)

Pyrazolopyrimidinones for the treatment of impotence Apr 22, 2020

(Expired)

Viatris


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Sildenafil Citrate Generics

Several generic applications have been filed for Sildenafil Citrate. The first generic version for Sildenafil Citrate was by Apotex Corp and was approved on Nov 6, 2012. And the latest generic version is by Granules Pharmaceuticals Inc and was approved on Dec 1, 2023.

Given below is the list of companies who have filed for Sildenafil Citrate generic.


1. ACTAVIS GRP PTC

Actavis Group Ptc Ehf has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Actavis Grp Ptc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Discontinued ORAL N/A Feb 25, 2013


2. CADILA PHARMS LTD

Cadila Pharmaceuticals Ltd has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Cadila Pharms Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 100MG BASE tablet Prescription ORAL AB Nov 28, 2023
EQ 50MG BASE tablet Prescription ORAL AB Nov 28, 2023
EQ 25MG BASE tablet Prescription ORAL AB Nov 28, 2023


3. REYOUNG

Reyoung Corporation has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Reyoung.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 100MG BASE tablet Prescription ORAL AB Jun 12, 2020
EQ 25MG BASE tablet Prescription ORAL AB Jun 12, 2020
EQ 50MG BASE tablet Prescription ORAL AB Jun 12, 2020


4. RUBICON

Rubicon Research Private Ltd has filed for 4 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Rubicon.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Prescription ORAL AB Jun 20, 2016
EQ 25MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 50MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 100MG BASE tablet Prescription ORAL AB Jun 11, 2018


5. AJANTA PHARMA LTD

Ajanta Pharma Ltd has filed for 5 different strengths of generic version for Sildenafil Citrate. 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 20MG BASE tablet Prescription ORAL AB May 4, 2018
EQ 100MG BASE tablet Prescription ORAL AB Oct 12, 2018
EQ 25MG BASE tablet Prescription ORAL AB Oct 12, 2018
EQ 50MG BASE tablet Prescription ORAL AB Oct 12, 2018
EQ 10MG BASE/ML for suspension Prescription ORAL AB Nov 27, 2019


6. MYLAN PHARMS INC

Mylan Pharmaceuticals Inc has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Mylan Pharms Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Discontinued ORAL N/A Nov 9, 2012


7. TEVA PHARMS

Teva Pharmaceuticals Usa has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Teva Pharms.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Prescription ORAL AB Jan 7, 2013


8. MACLEODS PHARMS LTD

Macleods Pharmaceuticals Ltd has filed for 4 different strengths of generic version for Sildenafil Citrate. 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 20MG BASE tablet Prescription ORAL AB Dec 17, 2013
EQ 50MG BASE tablet Prescription ORAL AB Apr 19, 2023
EQ 100MG BASE tablet Prescription ORAL AB Apr 19, 2023
EQ 25MG BASE tablet Prescription ORAL AB Apr 19, 2023


9. PERRIGO R AND D

Perrigo R And D Co has filed for 2 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Perrigo R And D.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 50MG BASE tablet Discontinued ORAL N/A Apr 23, 2020
EQ 25MG BASE tablet Discontinued ORAL N/A Apr 23, 2020


10. ZYDUS LIFESCIENCES

Zydus Lifesciences Global Fze has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Zydus Lifesciences.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Sep 29, 2022


11. EUGIA PHARMA

Eugia Pharma Specialities Ltd has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Eugia Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/12.5ML (EQ 0.8MG BASE/ML) solution Prescription INTRAVENOUS AP Apr 1, 2015


12. MYLAN

Mylan Pharmaceuticals Inc has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Mylan.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 25MG BASE tablet Prescription ORAL AB Mar 25, 2019
EQ 100MG BASE tablet Prescription ORAL AB Mar 25, 2019
EQ 50MG BASE tablet Prescription ORAL AB Mar 25, 2019


13. APOTEX CORP

Apotex Corp has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Apotex Corp.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Discontinued ORAL N/A Nov 6, 2012


14. WATSON LABS INC

Watson Laboratories Inc has filed for 4 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Watson Labs Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Prescription ORAL AB Nov 6, 2012
EQ 100MG BASE tablet Discontinued ORAL N/A Nov 25, 2020
EQ 50MG BASE tablet Discontinued ORAL N/A Nov 25, 2020
EQ 25MG BASE tablet Discontinued ORAL N/A Nov 25, 2020


15. GRANULES

Granules Pharmaceuticals Inc has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Granules.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Dec 1, 2023


16. AUROBINDO PHARMA LTD

Aurobindo Pharma Ltd has filed for 5 different strengths of generic version for Sildenafil Citrate. 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 20MG BASE tablet Prescription ORAL AB Nov 18, 2015
EQ 25MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 50MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 100MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 10MG BASE/ML for suspension Prescription ORAL AB Dec 23, 2022


17. ALKEM LABS LTD

Alkem Laboratories Ltd has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Alkem Labs Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Nov 27, 2019


18. AMNEAL PHARMS

Amneal Pharmaceuticals Of New York Llc has filed for 2 different strengths of generic version for Sildenafil Citrate. 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 20MG BASE tablet Prescription ORAL AB Feb 28, 2013
EQ 10MG BASE/ML for suspension Prescription ORAL AB Nov 27, 2019


19. UMEDICA

Umedica Laboratories Private Ltd has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Umedica.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 50MG BASE tablet Prescription ORAL AB Aug 25, 2020
EQ 100MG BASE tablet Prescription ORAL AB Aug 25, 2020
EQ 25MG BASE tablet Prescription ORAL AB Jun 15, 2021


20. MSN

Msn Laboratories Private Ltd has filed for 1 generic for Sildenafil Citrate. 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 10MG BASE/ML for suspension Prescription ORAL AB Feb 8, 2022


21. HETERO LABS LTD V

Hetero Labs Ltd Unit V has filed for 5 different strengths of generic version for Sildenafil Citrate. 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 20MG BASE tablet Prescription ORAL AB Nov 26, 2014
EQ 100MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 25MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 50MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 10MG BASE/ML for suspension Prescription ORAL AB May 11, 2021


22. TORRENT

Torrent Pharmaceuticals Ltd has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Torrent.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 25MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 50MG BASE tablet Prescription ORAL AB Jun 11, 2018
EQ 100MG BASE tablet Prescription ORAL AB Jun 11, 2018


23. APPCO

Appco Pharma Llc has filed for 4 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Appco.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 100MG BASE tablet Prescription ORAL AB Mar 2, 2020
EQ 25MG BASE tablet Prescription ORAL AB Mar 2, 2020
EQ 50MG BASE tablet Prescription ORAL AB Mar 2, 2020
EQ 10MG BASE/ML for suspension Prescription ORAL AB Apr 29, 2021


24. APTAPHARMA INC

Aptapharma Inc has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Aptapharma Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Aug 6, 2020


25. TARO

Taro Pharmaceutical Industries Ltd has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Taro.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Nov 16, 2021


26. TEVA PHARMS USA

Teva Pharmaceuticals Usa has filed for 1 generic for Sildenafil Citrate. 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 10MG BASE/ML for suspension Prescription ORAL AB May 29, 2020


27. SUNSHINE

Sunshine Lake Pharma Co Ltd has filed for 3 different strengths of generic version for Sildenafil Citrate. 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 100MG BASE tablet Prescription ORAL AB Jun 11, 2020
EQ 25MG BASE tablet Prescription ORAL AB Jun 11, 2020
EQ 50MG BASE tablet Prescription ORAL AB Jun 11, 2020


28. TORRENT PHARMS LTD

Torrent Pharmaceuticals Ltd has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Torrent Pharms Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Prescription ORAL AB Nov 6, 2012


29. TEVA

Teva Pharmaceuticals Usa Inc has filed for 3 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Teva.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 50MG BASE tablet Prescription ORAL AB Mar 9, 2016
EQ 100MG BASE tablet Prescription ORAL AB Mar 9, 2016
EQ 25MG BASE tablet Prescription ORAL AB Mar 9, 2016


30. LUPIN LTD

Lupin Ltd has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Lupin Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB Mar 23, 2022


31. CHARTWELL RX

Chartwell Rx Sciences Llc has filed for 4 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Chartwell Rx.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 20MG BASE tablet Prescription ORAL AB Nov 6, 2012
EQ 25MG BASE tablet Prescription ORAL AB Mar 22, 2019
EQ 50MG BASE tablet Prescription ORAL AB Mar 22, 2019
EQ 100MG BASE tablet Prescription ORAL AB Mar 22, 2019


32. TRIS PHARMA INC

Tris Pharma Inc has filed for 1 generic for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Tris Pharma Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Discontinued ORAL N/A Nov 17, 2021


33. NOVITIUM PHARMA

Novitium Pharma Llc has filed for 4 different strengths of generic version for Sildenafil Citrate. Given below are the details of the strengths of this generic introduced by Novitium Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 10MG BASE/ML for suspension Prescription ORAL AB May 31, 2019
EQ 25MG BASE tablet Prescription ORAL AB Aug 29, 2023
EQ 50MG BASE tablet Prescription ORAL AB Aug 29, 2023
EQ 100MG BASE tablet Prescription ORAL AB Aug 29, 2023


34. AMNEAL PHARMS NY

Amneal Pharmaceuticals Of Ny Llc has filed for 3 different strengths of generic version for Sildenafil Citrate. 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 25MG BASE tablet Prescription ORAL AB Jun 27, 2018
EQ 100MG BASE tablet Prescription ORAL AB Jun 27, 2018
EQ 50MG BASE tablet Prescription ORAL AB Jun 27, 2018