Guaifenesin; Pseudoephedrine Hydrochloride Patent Expiration

Guaifenesin; Pseudoephedrine Hydrochloride is Used for treating symptoms of respiratory congestion and congestion in the nasal passages. It was first introduced by Rb Health Us Llc in its drug Mucinex D on Jun 22, 2004. 7 different companies have introduced drugs containing Guaifenesin; Pseudoephedrine Hydrochloride.


Guaifenesin; Pseudoephedrine Hydrochloride Patents

Given below is the list of patents protecting Guaifenesin; Pseudoephedrine Hydrochloride, 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
Mucinex D US6372252 Guaifenesin sustained release formulation and tablets Apr 28, 2020

(Expired)

Rb Hlth
Mucinex D US6955821 Sustained release formulations of guaifenesin and additional drug ingredients Apr 28, 2020

(Expired)

Rb Hlth
Mucinex D US7838032 Sustained release of guaifenesin Apr 28, 2020

(Expired)

Rb Hlth



Guaifenesin; Pseudoephedrine Hydrochloride's Family Patents

Family Patents

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Guaifenesin; Pseudoephedrine Hydrochloride Generic API Manufacturers

Several generic applications have been filed for Guaifenesin; Pseudoephedrine Hydrochloride. The first generic version for Guaifenesin; Pseudoephedrine Hydrochloride was by Actavis Laboratories Fl Inc An Indirect Wholly Owned Sub Of Teva Pharmaceuticals Usa Inc and was approved on May 27, 2015. And the latest generic version is by Granules India Ltd and was approved on Aug 22, 2022.

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