Last Updated: May 26, 2026

BUPROPION Drug Patent Profile


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Which patents cover Bupropion, and when can generic versions of Bupropion launch?

Bupropion is a drug marketed by Accord Hlthcare, Actavis Labs Fl Inc, Anbison Lab, Annora Pharma, Aurobindo Pharma Usa, Chartwell Rx, Epic Pharma Llc, Granules, Graviti Pharms, Impax Labs, Invagen Pharms, Ipca Labs Ltd, Jubilant Generics, Lupin Ltd, Ph Health, Prinston Inc, Rising, Sandoz, Sciegen Pharms, Sinotherapeutics Inc, Sun Pharm, Torrent, Twi Pharms, Watson Labs Inc, Wockhardt Ltd, Yichang Humanwell, Zhejiang Jutai Pharm, Zydus Pharms, Alembic, Apotex, Cadila Pharms Ltd, Heritage Pharma, Invatech, Micro Labs, and Senores Pharms. and is included in sixty-one NDAs.

The generic ingredient in BUPROPION is bupropion hydrochloride. There are thirty-eight drug master file entries for this compound. Seventy-four suppliers are listed for this compound. Additional details are available on the bupropion hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Bupropion

A generic version of BUPROPION was approved as bupropion hydrochloride by SENORES PHARMS on February 7th, 2000.

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US Patents and Regulatory Information for BUPROPION

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sciegen Pharms BUPROPION HYDROCHLORIDE bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 207479-002 Apr 12, 2017 AB3 RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Yichang Humanwell BUPROPION HYDROCHLORIDE bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 210015-002 Jun 14, 2018 AB3 RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Invagen Pharms BUPROPION HYDROCHLORIDE bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 206674-003 Feb 9, 2016 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Impax Labs BUPROPION HYDROCHLORIDE bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 075913-001 Jan 28, 2004 AB1 RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Watson Labs Inc BUPROPION HYDROCHLORIDE bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 077455-001 Jul 19, 2010 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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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.