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Hydrochlorothiazide Patent Expiration

Hydrochlorothiazide was first introduced by Novartis Pharmaceuticals Corp in its drug Esidrix on Approved Prior to Jan 1, 1982. Other drugs containing Hydrochlorothiazide are Microzide, Hydrodiuril, Inzirqo, Oretic. 53 different companies have introduced drugs containing Hydrochlorothiazide.


Hydrochlorothiazide Patents

Given below is the list of patents protecting Hydrochlorothiazide, 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
Inzirqo US11878022 Hydrochlorothiazide compositions Jan 23, 2044 Novitium Pharma



Hydrochlorothiazide's Family Patents

Family Patents

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Hydrochlorothiazide Generic API Manufacturers

Several generic applications have been filed for Hydrochlorothiazide. The first generic version for Hydrochlorothiazide was by Actavis Elizabeth Llc and was approved on Approved Prior to Jan 1, 1982. And the latest generic version is by Unichem Laboratories Ltd and was approved on Apr 3, 2025.

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