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Last Updated: February 22, 2024

Bupropion hydrochloride; naltrexone hydrochloride - Generic Drug Details


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What are the generic sources for bupropion hydrochloride; naltrexone hydrochloride and what is the scope of patent protection?

Bupropion hydrochloride; naltrexone hydrochloride is the generic ingredient in one branded drug marketed by Nalpropion and is included in one NDA. There are twenty patents protecting this compound and one Paragraph IV challenge. Additional information is available in the individual branded drug profile pages.

Bupropion hydrochloride; naltrexone hydrochloride has two hundred and sixty-nine patent family members in forty-four countries.

One supplier is listed for this compound.

Summary for bupropion hydrochloride; naltrexone hydrochloride
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for bupropion hydrochloride; naltrexone hydrochloride
Generic Entry Date for bupropion hydrochloride; naltrexone hydrochloride*:
Constraining patent/regulatory exclusivity:
Dosage:
TABLET, EXTENDED RELEASE;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for bupropion hydrochloride; naltrexone hydrochloride

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

SponsorPhase
University of California, Los AngelesEarly Phase 1
Nederlandse Obesitas KliniekPhase 4
Zuyderland Medisch CentrumPhase 4

See all bupropion hydrochloride; naltrexone hydrochloride clinical trials

Pharmacology for bupropion hydrochloride; naltrexone hydrochloride
Paragraph IV (Patent) Challenges for BUPROPION HYDROCHLORIDE; NALTREXONE HYDROCHLORIDE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
CONTRAVE Extended-release Tablets bupropion hydrochloride; naltrexone hydrochloride 8 mg/90 mg 200063 1 2015-03-12

US Patents and Regulatory Information for bupropion hydrochloride; naltrexone hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes ⤷  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

International Patents for bupropion hydrochloride; naltrexone hydrochloride

Country Patent Number Title Estimated Expiration
Canada 2785822 METHODES PERMETTANT DE FAIRE PERDRE DU POIDS A DES PATIENTS SOUFFRANT D'UNE DEPRESSION SEVERE (METHODS OF PROVIDING WEIGHT LOSS THERAPY IN PATIENTS WITH MAJOR DEPRESSION) ⤷  Try a Trial
South Korea 20220165791 주요 부정적 심혈관 사건을 감소시키기 위한 조성물 및 방법 (COMPOSITIONS AND METHODS FOR REDUCING MAJOR ADVERSE CARDIOVASCULAR EVENTS) ⤷  Try a Trial
Taiwan 200509928 Compositions for affecting weight loss ⤷  Try a Trial
Portugal 3076971 ⤷  Try a Trial
Taiwan 200735890 Compositions and methods for increasing insulin sensitivity ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for bupropion hydrochloride; naltrexone hydrochloride

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0656775 28/2000 Austria ⤷  Try a Trial PRODUCT NAME: BUPROPION HYDROCHLORID; NAT. REGISTRATION NO/DATE: 1-23680 20000616; FIRST REGISTRATION: NL 24160 19991201
0467488 SPC/GB00/019 United Kingdom ⤷  Try a Trial PRODUCT NAME: BUPROPION HYDROCHLORIDE; REGISTERED: NL RVG 24160 19991201; UK PL 10949/0340 20000607
2316456 2017/059 Ireland ⤷  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; REGISTRATION NO/DATE: EU/1/14/988 20150326
2316456 C 2017 047 Romania ⤷  Try a Trial PRODUCT NAME: COMBINATIE DE NALTREXONA SAU O SARE ACCEPTABILA FARMACEUTIC A ACESTEIA, IN PARTICULAR CLORHIDRAT DE NALTREXONA SI BUPROPION SAU O SARE ACCEPTABILA FARMACEUTIC A ACESTUIA, IN PARTICULAR CLORHIDRAT DE BUPROPION; NATIONAL AUTHORISATION NUMBER: EU/1/14/988; DATE OF NATIONAL AUTHORISATION: 20150326; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EU/1/14/988; DATE OF FIRST AUTHORISATION IN EEA: 20150326
2316456 349 22-2017 Slovakia ⤷  Try a Trial PRODUCT NAME: KOMBINACIA NALTREXONU VO VSETKYCH FORMACH CHRANENYCH ZAKLADNYM PATENTOM A BUPROPIONU VO VSETKYCH FORMACH CHRANENYCH ZAKLADNYM PATENTOM; REGISTRATION NO/DATE: EU/1/14/988 20150330
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Serving leading biopharmaceutical companies globally:

Express Scripts
Merck
Mallinckrodt
Johnson and Johnson
Medtronic
McKesson

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