Last Updated: May 16, 2026

ASPIRIN Drug Patent Profile


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Which patents cover Aspirin, and what generic alternatives are available?

Aspirin is a drug marketed by Amneal Pharms, Ani Pharms, Barr, Chartwell Molecular, Dr Reddys, Glenmark Speclt, Micro Labs, Ph Health, Sandoz, Sun Pharm, and Zydus Pharms. and is included in eleven NDAs.

The generic ingredient in ASPIRIN is aspirin; dipyridamole. There are twenty-two drug master file entries for this compound. Nine suppliers are listed for this compound. Additional details are available on the aspirin; dipyridamole profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Aspirin

A generic version of ASPIRIN was approved as aspirin; dipyridamole by BARR on August 14th, 2009.

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Recent Clinical Trials for ASPIRIN

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SponsorPhase
Stanford UniversityPHASE2
Yale UniversityPHASE3
Medical University of South CarolinaPHASE3

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US Patents and Regulatory Information for ASPIRIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Amneal Pharms ASPIRIN AND DIPYRIDAMOLE aspirin; dipyridamole CAPSULE, EXTENDED RELEASE;ORAL 206392-001 Mar 8, 2016 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Micro Labs ASPIRIN AND DIPYRIDAMOLE aspirin; dipyridamole CAPSULE, EXTENDED RELEASE;ORAL 209929-001 Aug 11, 2021 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Chartwell Molecular ASPIRIN AND DIPYRIDAMOLE aspirin; dipyridamole CAPSULE, EXTENDED RELEASE;ORAL 204552-001 Mar 20, 2019 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

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