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Last Updated: April 19, 2024

WELLBUTRIN SR Drug Patent Profile


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When do Wellbutrin Sr patents expire, and when can generic versions of Wellbutrin Sr launch?

Wellbutrin Sr is a drug marketed by Glaxosmithkline and is included in one NDA.

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

DrugPatentWatch® Litigation and Generic Entry Outlook for Wellbutrin Sr

A generic version of WELLBUTRIN SR was approved as bupropion hydrochloride by APNAR PHARMA LP on February 7th, 2000.

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Drug patent expirations by year for WELLBUTRIN SR
Drug Prices for WELLBUTRIN SR

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Recent Clinical Trials for WELLBUTRIN SR

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Mclean HospitalPhase 4
Kenya Medical Research InstitutePhase 4
National Cancer Institute (NCI)Phase 4

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Pharmacology for WELLBUTRIN SR
Anatomical Therapeutic Chemical (ATC) Classes for WELLBUTRIN SR

US Patents and Regulatory Information for WELLBUTRIN SR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-001 Oct 4, 1996 DISCN No No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-004 Jun 14, 2002 AB1 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-002 Oct 4, 1996 AB1 RX Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for WELLBUTRIN SR

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-001 Oct 4, 1996 ⤷  Try a Trial ⤷  Try a Trial
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-001 Oct 4, 1996 ⤷  Try a Trial ⤷  Try a Trial
Glaxosmithkline WELLBUTRIN SR bupropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 020358-004 Jun 14, 2002 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for WELLBUTRIN SR

See the table below for patents covering WELLBUTRIN SR around the world.

Country Patent Number Title Estimated Expiration
Spain 2189804 ⤷  Try a Trial
European Patent Office 0467488 Composition à libération contrÔlée d'une substance active. (Composition for the controlled discharge of an active ingredient.) ⤷  Try a Trial
Japan H06206817 MEDICINAL COMPOSITION ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for WELLBUTRIN SR

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2316456 1790064-8 Sweden ⤷  Try a Trial PRODUCT NAME: NALTREXONE OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR NALTREXONE HYDROCHLORIDE, AND BUPROPION OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BUPROPION HYDROCHLORIDE; REG. NO/DATE: EU/1/14/988 20150330
0656775 28/2000 Austria ⤷  Try a Trial PRODUCT NAME: BUPROPION HYDROCHLORID; NAT. REGISTRATION NO/DATE: 1-23680 20000616; FIRST REGISTRATION: NL 24160 19991201
2316456 C201730057 Spain ⤷  Try a Trial PRODUCT NAME: NALTREXONA O UNA SAL FARMACEUTICAMENTE ACEPTABLE DE LA MISMA, EN PARTICULAR CLORHIDRATO DE NALTREXONA, Y BUPROPION O UNA SAL FARMACEUTICAMENTE ACEPTABLE DEL MISMO, EN PARTICULAR CLORHIDRATO DE BUPROPION.; NATIONAL AUTHORISATION NUMBER: EU/1/14/988; DATE OF AUTHORISATION: 20150326; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EU/1/14/988; DATE OF FIRST AUTHORISATION IN EEA: 20150326
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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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. 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.