Icatibant Acetate Patent Expiration

Icatibant Acetate is Used for treating acute attacks of hereditary angioedema by antagonizing bradykinin receptor. It was first introduced by Takeda Pharmaceuticals Usa Inc in its drug Firazyr on Aug 25, 2011. 11 different companies have introduced drugs containing Icatibant Acetate.


Icatibant Acetate Patents

Given below is the list of patents protecting Icatibant Acetate, 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
Firazyr US5648333 Peptides having bradykinin antagonist action Jul 15, 2014

(Expired)

Takeda Pharms Usa



Icatibant Acetate's Family Patents

Family Patents

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Clinical Trials

Recent Clinical Trials on Icatibant Acetate:

Sometimes companies keep conducting clinical trials even after the drug's approval to discover new formulations, methods of use, or new treatment indications, so they could file for additional patents or receive regulatory exclusivity extensions, such as pediatric exclusivity, potentially delaying generic competition. Based on these recent clinical trials, generic companies need to consider the potential for new intellectual property or regulatory hurdles. These strategic moves by the drug owner might delay generic substitution or lead to additional sales of the brand drug, even after patent expiry.

Title Lead Sponsor Collaborators Status Phases
Clinical Trials
Prevention of Intradialytic Hypotension by Inhibiting Bradykinin B2 Receptor Vanderbilt University Medical Center NA RECRUITING
(Apr 1, 2026)
PHASE3


Icatibant Acetate Generic API Manufacturers

Several generic applications have been filed for Icatibant Acetate. The first generic version for Icatibant Acetate was by Teva Pharmaceuticals Usa Inc and was approved on Jul 15, 2019. And the latest generic version is by Alembic Pharmaceuticals Ltd and was approved on Jun 14, 2024.

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