Quetiapine Fumarate is Used for treating major depressive disorder (MDD) and schizophrenia. It was first introduced by Cheplapharm Arzneimittel Gmbh in its drug Seroquel on Sep 26, 1997. Another drug containing Quetiapine Fumarate is Seroquel Xr. 29 different companies have introduced drugs containing Quetiapine Fumarate.

Quetiapine Fumarate Patents

Given below is the list of patents protecting Quetiapine Fumarate, along with the drug name that holds that patent and the company name owning that drug.

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Drug Used in	Drug Patent Number	Drug Patent Title	Drug Patent Expiry	Drug Owner
Seroquel Xr	US5948437 (Pediatric)	Pharmaceutical compositions using thiazepine	Nov 28, 2017 (Expired)	Cheplapharm
Seroquel Xr	US5948437	Pharmaceutical compositions using thiazepine	May 28, 2017 (Expired)	Cheplapharm

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Quetiapine Fumarate's Family Patents

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Quetiapine Fumarate Generic API Manufacturers

Several generic applications have been filed for Quetiapine Fumarate. The first generic version for Quetiapine Fumarate was by Teva Pharmaceuticals Usa and was approved on Mar 27, 2012. And the latest generic version is by Graviti Pharmaceuticals Private Ltd and was approved on Nov 26, 2024.

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