Lamotrigine Patent Expiration

Lamotrigine was first introduced by Glaxosmithkline Llc in its drug Lamictal on Dec 27, 1994. Other drugs containing Lamotrigine are Lamictal Odt, Lamictal Xr, Lamictal Cd. 41 different companies have introduced drugs containing Lamotrigine.


Lamotrigine Patents

Given below is the list of patents protecting Lamotrigine, 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
Lamictal Xr US8637512 Formulations and method of treatment Jan 07, 2029 Glaxosmithkline Llc
Lamictal Odt US7919115 Orally disintegrating tablet compositions of lamotrigine Jan 04, 2029 Glaxosmithkline Llc
Lamictal Odt US8840925 Orally disintegrating tablet compositions of lamotrigine Jul 02, 2028 Glaxosmithkline Llc
Lamictal Odt US9339504 Orally disintegrating tablet compositions of lamotrigine Jul 02, 2028 Glaxosmithkline Llc
Lamictal Xr US9144547 Oral dosage form for controlled drug release Sep 22, 2023

(Expired)

Glaxosmithkline Llc
Lamictal Cd US5698226

(Pediatric)

Water-dispersible tablets Jul 29, 2012

(Expired)

Glaxosmithkline Llc



Lamotrigine's Family Patents

Family Patents

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Lamotrigine Generic API Manufacturers

Several generic applications have been filed for Lamotrigine. The first generic version for Lamotrigine was by Teva Pharmaceuticals Usa Inc and was approved on Jun 21, 2006. And the latest generic version is by Alembic Pharmaceuticals Ltd and was approved on Oct 1, 2024.

Given below is the list of companies who have filed for Lamotrigine generic, along with the locations of their manufacturing plants worldwide.