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Procainamide Hydrochloride Patent Expiration

Procainamide Hydrochloride was first introduced by Apothecon Inc Div Bristol Myers Squibb in its drug Pronestyl on Approved Prior to Jan 1, 1982. Another drug containing Procainamide Hydrochloride is Procanbid. 27 different companies have introduced drugs containing Procainamide Hydrochloride.


Procainamide Hydrochloride Patents

Given below is the list of patents protecting Procainamide Hydrochloride, 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
Procanbid US5656296 Dual control sustained release drug delivery systems and methods for preparing same Aug 12, 2014

(Expired)

 King Pharms



Procainamide Hydrochloride's Family Patents

Family Patents

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Procainamide Hydrochloride Generic API Manufacturers

Several generic applications have been filed for Procainamide Hydrochloride. The first generic version for Procainamide Hydrochloride was by Apothecon Inc Div Bristol Myers Squibb and was approved on Approved Prior to Jan 1, 1982. And the latest generic version is by Caplin Steriles Ltd and was approved on Feb 4, 2025.

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