Baclofen Patent Expiration

Baclofen was first introduced by Novartis Pharmaceuticals Corp in its drug Lioresal on Approved Prior to Jan 1, 1982. Other drugs containing Baclofen are Kemstro, Gablofen, Ozobax, Fleqsuvy, Ozobax Ds, Lyvispah. 38 different companies have introduced drugs containing Baclofen.


Baclofen Patents

Given below is the list of patents protecting Baclofen, 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
Lyvispah US11491125 Baclofen formulations and methods of minimizing patient exposure to metabolite variations Sep 29, 2041 Amneal
Lyvispah US11850225 Baclofen formulations and methods of minimizing patient exposure to metabolite variations Sep 29, 2041 Amneal
Ozobax US10610502 Oral baclofen solutions Aug 30, 2039 Metacel Pharms Llc
Lyvispah US10792262 Stabilized formulations of 4-amino-3-substituted butanoic acid derivatives Jul 29, 2039 Amneal
Lyvispah US11654124 Stabilized formulations of 4-amino-3-substituted butanoic acid derivatives Jul 29, 2039 Amneal
Lyvispah US11931328 Stabilized formulations of 4-amino-3-substituted butanoic acid derivatives Jul 29, 2039 Amneal
Fleqsuvy US11324696 Suspensions and diluents for metronidazole and baclofen Sep 29, 2037 Azurity
Fleqsuvy US11446246 Suspensions and diluents for metronidazole and baclofen Sep 08, 2037 Azurity
Kemstro US6024981 Rapidly dissolving robust dosage form Apr 09, 2018

(Expired)

Ucb Inc
Kemstro US6221392 Rapidly dissolving robust dosage form Apr 09, 2018

(Expired)

Ucb Inc



Baclofen's Family Patents

Family Patents

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Baclofen Generic API Manufacturers

Several generic applications have been filed for Baclofen. The first generic version for Baclofen was by Usl Pharma Inc and was approved on May 6, 1988. And the latest generic version is by Rubicon Research Ltd and was approved on Jun 3, 2025.

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


Baclofen News

Metacel Pharmaceuticals, LLC vs. Rubicon Research Private Limited | Robins Kaplan LLP - JDSupra

01 Aug, 2025

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