Gabapentin Patent Expiration

Gabapentin was first introduced by Viatris Specialty Llc in its drug Neurontin on Dec 30, 1993. Another drug containing Gabapentin is Gralise. 50 different companies have introduced drugs containing Gabapentin.


Gabapentin Patents

Given below is the list of patents protecting Gabapentin, 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
Gralise US6340475 Extending the duration of drug release within the stomach during the fed mode Sep 19, 2016

(Expired)

Almatica
Gralise US6488962 Tablet shapes to enhance gastric retention of swellable controlled-release oral dosage forms Jun 20, 2020

(Expired)

Almatica
Gralise US6635280 Extending the duration of drug release within the stomach during the fed mode Sep 19, 2016

(Expired)

Almatica
Gralise US6723340 Optimal polymer mixtures for gastric retentive tablets Oct 25, 2021

(Expired)

Almatica
Gralise US7438927 Methods of treatment using a gastric retained gabapentin dosage Feb 26, 2024

(Expired)

Almatica
Gralise US7731989 Gastric retained gabapentin dosage form Oct 25, 2022

(Expired)

Almatica
Gralise US8192756 Gastric retained gabapentin dosage form Oct 25, 2022

(Expired)

Almatica
Gralise US8252332 Gastric retained gabapentin dosage form Oct 25, 2022

(Expired)

Almatica
Gralise US8333992 Gastric retained gabapentin dosage form Oct 25, 2022

(Expired)

Almatica
Neurontin US6054482 Lactam-free amino acids Apr 25, 2017

(Expired)

Viatris
Neurontin US6054482

(Pediatric)

Lactam-free amino acids Oct 25, 2017

(Expired)

Viatris
Neurontin US7256216 Liquid pharmaceutical compositions May 28, 2022

(Expired)

Viatris
Neurontin US7256216

(Pediatric)

Liquid pharmaceutical compositions Nov 28, 2022

(Expired)

Viatris


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Gabapentin Generics

Several generic applications have been filed for Gabapentin. The first generic version for Gabapentin was by Actavis Elizabeth Llc and was approved on Sep 12, 2003. And the latest generic version is by Ipca Laboratories Ltd and was approved on May 29, 2024.

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


1. GRAVITI PHARMS

Graviti Pharmaceuticals Inc has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Graviti Pharms.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG capsule Prescription ORAL AB Mar 24, 2017
300MG capsule Prescription ORAL AB Mar 24, 2017
100MG capsule Prescription ORAL AB Mar 24, 2017


2. TARO

Taro Pharmaceutical Industries Ltd has filed for 4 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Taro.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Prescription ORAL AA Jul 3, 2013
300MG capsule Prescription ORAL AB Aug 2, 2013
400MG capsule Prescription ORAL AB Aug 2, 2013
100MG capsule Prescription ORAL AB Aug 2, 2013


3. INVAGEN PHARMS

Invagen Pharmaceuticals Inc has filed for 5 different strengths of generic version for Gabapentin. 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
100MG capsule Prescription ORAL AB Dec 30, 2009
300MG capsule Prescription ORAL AB Dec 30, 2009
400MG capsule Prescription ORAL AB Dec 30, 2009
800MG tablet Discontinued ORAL N/A Oct 16, 2012
600MG tablet Discontinued ORAL N/A Oct 16, 2012


4. TEVA

Teva Pharmaceuticals Usa Inc has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Teva.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Discontinued ORAL N/A Dec 15, 2004
600MG tablet Discontinued ORAL N/A Dec 15, 2004


5. STRIDES PHARMA

Strides Pharma Global Pte Ltd has filed for 5 different strengths of generic version for Gabapentin. 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
400MG capsule Prescription ORAL AB Oct 16, 2018
100MG capsule Prescription ORAL AB Oct 16, 2018
300MG capsule Prescription ORAL AB Oct 16, 2018
600MG tablet Prescription ORAL AB1 Mar 4, 2024
800MG tablet Prescription ORAL AB1 Mar 4, 2024


6. MARKSANS PHARMA

Marksans Pharma Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Marksans Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG capsule Prescription ORAL AB Jul 21, 2011
300MG capsule Prescription ORAL AB Jul 21, 2011
100MG capsule Prescription ORAL AB Jul 21, 2011


7. AMNEAL PHARMS

Amneal Pharmaceuticals has filed for 1 generic for Gabapentin. 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
250MG/5ML solution Prescription ORAL AA Mar 23, 2012


8. IVAX SUB TEVA PHARMS

Ivax Pharmaceuticals Inc Sub Teva Pharmaceuticals Usa has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Ivax Sub Teva Pharms.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG tablet Prescription ORAL AB1 Apr 28, 2004
100MG tablet Prescription ORAL AB1 Apr 28, 2004
300MG tablet Prescription ORAL AB1 Apr 28, 2004
600MG tablet Discontinued ORAL N/A Apr 29, 2005
800MG tablet Discontinued ORAL N/A Apr 29, 2005


9. INVATECH

Invatech Pharma Solutions Llc has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Invatech.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Discontinued ORAL N/A Jul 6, 2006
600MG tablet Discontinued ORAL N/A Jul 6, 2006


10. AUROBINDO PHARMA

Aurobindo Pharma Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Aurobindo Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Prescription ORAL AB Jan 31, 2008
400MG capsule Prescription ORAL AB Jan 31, 2008
300MG capsule Prescription ORAL AB Jan 31, 2008


11. APOTEX

Apotex Inc has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Apotex.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG tablet Prescription ORAL AB1 Oct 10, 2006
400MG tablet Prescription ORAL AB1 Oct 10, 2006
300MG tablet Prescription ORAL AB1 Oct 10, 2006


12. HIKMA PHARMS

Hikma Pharmaceuticals has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Hikma Pharms.

Strength Dosage Form Availability Application Pathway TE code Launch Date
600MG tablet Discontinued ORAL N/A Jul 21, 2011
800MG tablet Discontinued ORAL N/A Jul 21, 2011


13. PAI HOLDINGS PHARM

Pai Holdings Llc Dba Pharmaceutical Associates Inc has filed for 1 generic for Gabapentin. Given below are the details of the strengths of this generic introduced by Pai Holdings Pharm.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Discontinued ORAL N/A Dec 3, 2019


14. ZYDUS PHARMS USA INC

Zydus Pharmaceuticals Usa Inc has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Zydus Pharms Usa Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Prescription ORAL AB1 Feb 11, 2011
600MG tablet Prescription ORAL AB1 Feb 11, 2011


15. MISSION PHARMACAL

Mission Pharmacal Co has filed for 1 generic for Gabapentin. Given below are the details of the strengths of this generic introduced by Mission Pharmacal.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Prescription ORAL AA Feb 18, 2011


16. IPCA LABS LTD

Ipca Laboratories Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Ipca Labs Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
300MG capsule Prescription ORAL AB Nov 20, 2023
400MG capsule Prescription ORAL AB Nov 20, 2023
100MG capsule Prescription ORAL AB Nov 20, 2023
800MG tablet Prescription ORAL AB1 May 29, 2024
600MG tablet Prescription ORAL AB1 May 29, 2024


17. TEVA PHARMS USA

Teva Pharmaceuticals Usa has filed for 2 different strengths of generic version for Gabapentin. 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
600MG tablet Discontinued ORAL N/A Mar 10, 2017
800MG tablet Discontinued ORAL N/A Mar 10, 2017


18. RANBAXY

Ranbaxy Laboratories Ltd has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Ranbaxy.

Strength Dosage Form Availability Application Pathway TE code Launch Date
600MG tablet Discontinued ORAL N/A Sep 14, 2005
800MG tablet Discontinued ORAL N/A Sep 14, 2005


19. WATSON LABS

Watson Laboratories Inc has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Watson Labs.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Discontinued ORAL N/A May 11, 2007
300MG capsule Discontinued ORAL N/A May 11, 2007
400MG capsule Discontinued ORAL N/A May 11, 2007


20. HIKMA

Hikma Pharmaceuticals has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Hikma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Discontinued ORAL N/A Sep 25, 2007
400MG capsule Discontinued ORAL N/A Sep 25, 2007
300MG capsule Discontinued ORAL N/A Sep 25, 2007


21. LUPIN LTD

Lupin Ltd has filed for 2 different strengths of generic version for Gabapentin. 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
600MG tablet Discontinued ORAL N/A Aug 24, 2018
800MG tablet Discontinued ORAL N/A Aug 24, 2018


22. AMNEAL PHARMS NY

Amneal Pharmaceuticals Ny Llc has filed for 3 different strengths of generic version for Gabapentin. 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
400MG capsule Prescription ORAL AB Jul 25, 2007
300MG capsule Prescription ORAL AB Jul 25, 2007
100MG capsule Prescription ORAL AB Jul 25, 2007


23. SUN PHARM INDS LTD

Sun Pharmaceutical Industries Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Sun Pharm Inds Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Discontinued ORAL N/A Aug 24, 2006
300MG capsule Discontinued ORAL N/A Aug 24, 2006
400MG capsule Discontinued ORAL N/A Aug 24, 2006
800MG tablet Prescription ORAL AB1 Aug 24, 2006
600MG tablet Prescription ORAL AB1 Aug 24, 2006


24. ACELLA PHARMS LLC

Acella Pharmaceuticals Llc has filed for 1 generic for Gabapentin. Given below are the details of the strengths of this generic introduced by Acella Pharms Llc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Prescription ORAL AA May 1, 2012


25. ZHEJIANG YONGTAI

Zhejiang Yongtai Pharmaceutical Co Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Zhejiang Yongtai.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG capsule Prescription ORAL AB Aug 17, 2020
300MG capsule Prescription ORAL AB Aug 17, 2020
100MG capsule Prescription ORAL AB Aug 17, 2020


26. LAURUS

Laurus Labs Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Laurus.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Prescription ORAL AB May 12, 2023
400MG capsule Prescription ORAL AB May 12, 2023
300MG capsule Prescription ORAL AB May 12, 2023
600MG tablet Prescription ORAL AB1 Apr 8, 2024
800MG tablet Prescription ORAL AB1 Apr 8, 2024


27. ZYDUS PHARMS

Zydus Pharmaceuticals Usa Inc has filed for 2 different strengths of generic version for Gabapentin. 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
600MG tablet Prescription ORAL AB2 Jan 24, 2024
300MG tablet Prescription ORAL AB2 Jan 24, 2024


28. ACTAVIS ELIZABETH

Actavis Elizabeth Llc has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Actavis Elizabeth.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Prescription ORAL AB Sep 12, 2003
400MG capsule Prescription ORAL AB Sep 12, 2003
300MG capsule Prescription ORAL AB Sep 12, 2003
800MG tablet Prescription ORAL AB1 Oct 21, 2004
600MG tablet Prescription ORAL AB1 Oct 21, 2004


29. BELCHER

Belcher Pharmaceuticals Llc has filed for 1 generic for Gabapentin. Given below are the details of the strengths of this generic introduced by Belcher.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Prescription ORAL AA Mar 14, 2016


30. CHARTWELL RX

Chartwell Rx Sciences Llc has filed for 5 different strengths of generic version for Gabapentin. 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
600MG tablet Discontinued ORAL N/A Jan 27, 2006
800MG tablet Discontinued ORAL N/A Jan 27, 2006
400MG capsule Discontinued ORAL N/A Oct 26, 2017
100MG capsule Discontinued ORAL N/A Oct 26, 2017
300MG capsule Discontinued ORAL N/A Oct 26, 2017


31. SANDOZ

Sandoz Inc has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Sandoz.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Discontinued ORAL N/A Jan 24, 2006
400MG capsule Discontinued ORAL N/A Jan 24, 2006
300MG capsule Discontinued ORAL N/A Jan 24, 2006


32. ALKEM

Alkem Laboratories Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Alkem.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG capsule Prescription ORAL AB Dec 17, 2010
100MG capsule Prescription ORAL AB Dec 17, 2010
300MG capsule Prescription ORAL AB Dec 17, 2010


33. SCIEGEN PHARMS INC

Sciegen Pharmaceuticals Inc has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Sciegen Pharms Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Prescription ORAL AB1 Feb 4, 2016
600MG tablet Prescription ORAL AB1 Feb 4, 2016
100MG capsule Prescription ORAL AB Feb 18, 2016
400MG capsule Prescription ORAL AB Feb 18, 2016
300MG capsule Prescription ORAL AB Feb 18, 2016


34. SUN PHARM INDUSTRIES

Sun Pharmaceutical Industries Inc has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Sun Pharm Industries.

Strength Dosage Form Availability Application Pathway TE code Launch Date
300MG capsule Discontinued ORAL N/A Jun 30, 2005
400MG capsule Discontinued ORAL N/A Jun 30, 2005
100MG capsule Discontinued ORAL N/A Jun 30, 2005


35. ASCENT PHARMS INC

Ascent Pharmaceuticals Inc has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Ascent Pharms Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
400MG capsule Prescription ORAL AB May 10, 2021
300MG capsule Prescription ORAL AB May 10, 2021
100MG capsule Prescription ORAL AB May 10, 2021
800MG tablet Prescription ORAL AB1 Oct 1, 2021
600MG tablet Prescription ORAL AB1 Oct 1, 2021


36. HUMANWELL

Humanwell Pharmaceutical Us Inc has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Humanwell.

Strength Dosage Form Availability Application Pathway TE code Launch Date
300MG tablet Prescription ORAL AB2 Feb 26, 2024
600MG tablet Prescription ORAL AB2 Feb 26, 2024


37. GLENMARK PHARMS LTD

Glenmark Pharmaceuticals Ltd has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Glenmark Pharms Ltd.

Strength Dosage Form Availability Application Pathway TE code Launch Date
600MG tablet Prescription ORAL AB1 Aug 18, 2006
800MG tablet Prescription ORAL AB1 Aug 18, 2006


38. RUBICON

Rubicon Research Private Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Rubicon.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Prescription ORAL AB1 Sep 13, 2006
600MG tablet Prescription ORAL AB1 Sep 13, 2006
250MG/5ML solution Prescription ORAL AA Jan 18, 2023


39. MYLAN PHARMS INC

Mylan Pharmaceuticals Inc has filed for 2 different strengths of generic version for Gabapentin. 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
800MG tablet Discontinued ORAL N/A Jun 1, 2010
600MG tablet Discontinued ORAL N/A Jun 1, 2010


40. MYLAN

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

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Discontinued ORAL N/A Feb 14, 2011
300MG capsule Discontinued ORAL N/A Feb 14, 2011
400MG capsule Discontinued ORAL N/A Feb 14, 2011


41. CSPC OUYI

Cspc Ouyi Pharmaceutical Co Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Cspc Ouyi.

Strength Dosage Form Availability Application Pathway TE code Launch Date
300MG capsule Prescription ORAL AB Mar 23, 2005
100MG capsule Prescription ORAL AB Mar 23, 2005
400MG capsule Prescription ORAL AB Mar 23, 2005
600MG tablet Prescription ORAL AB1 Oct 26, 2017
800MG tablet Prescription ORAL AB1 Oct 26, 2017


42. RISING

Rising Pharma Holdings Inc has filed for 2 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Rising.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Prescription ORAL AB1 Jul 19, 2023
600MG tablet Prescription ORAL AB1 Jul 19, 2023


43. TEVA PHARMS

Teva Pharmaceuticals Usa has filed for 3 different strengths of generic version for Gabapentin. 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
300MG capsule Discontinued ORAL N/A Oct 8, 2004
100MG capsule Discontinued ORAL N/A Oct 8, 2004
400MG capsule Discontinued ORAL N/A Oct 8, 2004


44. ACI

Aci Healthcare Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Aci.

Strength Dosage Form Availability Application Pathway TE code Launch Date
800MG tablet Prescription ORAL AB1 Jul 12, 2013
600MG tablet Prescription ORAL AB1 Jul 12, 2013
400MG capsule Prescription ORAL AB May 14, 2018
100MG capsule Prescription ORAL AB May 14, 2018
300MG capsule Prescription ORAL AB May 14, 2018


45. AUROBINDO PHARMA LTD

Aurobindo Pharma Ltd has filed for 2 different strengths of generic version for Gabapentin. 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
600MG tablet Prescription ORAL AB1 Oct 6, 2011
800MG tablet Prescription ORAL AB1 Oct 6, 2011


46. ALKEM LABS LTD

Alkem Laboratories Ltd has filed for 2 different strengths of generic version for Gabapentin. 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
800MG tablet Prescription ORAL AB1 Dec 23, 2015
600MG tablet Prescription ORAL AB1 Dec 23, 2015


47. ANNORA PHARMA

Annora Pharma Private Ltd has filed for 3 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Annora Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
250MG/5ML solution Prescription ORAL AA Jan 17, 2024
600MG tablet Prescription ORAL AB2 Feb 26, 2024
300MG tablet Prescription ORAL AB2 Feb 26, 2024


48. GRANULES

Granules India Ltd has filed for 5 different strengths of generic version for Gabapentin. Given below are the details of the strengths of this generic introduced by Granules.

Strength Dosage Form Availability Application Pathway TE code Launch Date
100MG capsule Prescription ORAL AB Apr 6, 2005
300MG capsule Prescription ORAL AB Apr 6, 2005
400MG capsule Prescription ORAL AB Apr 6, 2005
800MG tablet Prescription ORAL AB1 Mar 28, 2023
600MG tablet Prescription ORAL AB1 Mar 28, 2023