Dutasteride Patent Expiration

Dutasteride is used for treating benign prostatic hyperplasia and other androgen-responsive conditions by inhibiting the 5 alpha testosterone reductase enzyme with dutasteride or its derivatives. It was first introduced by Waylis Therapeutics Llc in its drug Avodart on Nov 20, 2001. 20 different companies have introduced drugs containing Dutasteride.


Dutasteride Patents

Given below is the list of patents protecting Dutasteride, 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
Avodart US5565467 Androstenone derivative Nov 20, 2015

(Expired)

Waylis Therap
Avodart US5846976 Androstenone derivative Sep 17, 2013

(Expired)

Waylis Therap
Avodart US5998427 Androstenones Sep 17, 2013

(Expired)

Waylis Therap



Dutasteride's Family Patents

Family Patents

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Dutasteride Generic API Manufacturers

Several generic applications have been filed for Dutasteride. The first generic version for Dutasteride was by Barr Laboratories Inc and was approved on Dec 21, 2010. And the latest generic version is by Strides Pharma Global Pte Ltd and was approved on Jun 22, 2018.

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