Famotidine Patent Expiration

Famotidine was first introduced by Bausch Health Us Llc in its drug Pepcid on Oct 15, 1986. Other drugs containing Famotidine are Pepcid Rpd, Pepcid Preservative Free, Pepcid Ac, Pepcid Preservative Free In Plastic Container, Fluxid, Famotidine. 61 different companies have introduced drugs containing Famotidine.


Famotidine Patents

Given below is the list of patents protecting Famotidine, 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
Pepcid Ac US6814978

(Pediatric)

Process for preparing a soft tablet Feb 26, 2022

(Expired)

Kenvue Brands
Pepcid Ac US6814978 Process for preparing a soft tablet Aug 26, 2021

(Expired)

Kenvue Brands
Fluxid US6024981 Rapidly dissolving robust dosage form Apr 09, 2018

(Expired)

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

(Expired)

Ucb Inc
Pepcid Ac US5854267

(Pediatric)

Method for preventing heartburn Jun 29, 2016

(Expired)

J And J Consumer Inc
Pepcid Ac US5854267

(Pediatric)

Method for preventing heartburn Jun 29, 2016

(Expired)

Kenvue Brands
Pepcid Ac US5854267 Method for preventing heartburn Dec 29, 2015

(Expired)

J And J Consumer Inc
Pepcid Ac US5854267 Method for preventing heartburn Dec 29, 2015

(Expired)

Kenvue Brands
Pepcid Ac US5667794

(Pediatric)

Heartburn treatment Nov 02, 2015

(Expired)

Kenvue Brands
Pepcid Ac US5667794 Heartburn treatment May 02, 2015

(Expired)

Kenvue Brands



Famotidine's Family Patents

Family Patents

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Famotidine Generic API Manufacturers

Several generic applications have been filed for Famotidine. The first generic version for Famotidine was by Watson Laboratories Inc and was approved on Apr 16, 2001. And the latest generic version is by Msn Laboratories Private Ltd and was approved on Jul 24, 2025.

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