Last Updated: June 24, 2026

SUPPRELIN Drug Patent Profile


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When do Supprelin patents expire, and what generic alternatives are available?

Supprelin is a drug marketed by Shire and Endo Operations and is included in two NDAs. There is one patent protecting this drug.

The generic ingredient in SUPPRELIN is histrelin acetate. There are two drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the histrelin acetate profile page.

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Summary for SUPPRELIN
US Patents:0
Applicants:2
NDAs:2
Raw Ingredient (Bulk) Api Vendors: 11
Clinical Trials: 2
Patent Applications: 750
Drug Prices: Drug price information for SUPPRELIN
What excipients (inactive ingredients) are in SUPPRELIN?SUPPRELIN excipients list
DailyMed Link:SUPPRELIN at DailyMed
Recent Clinical Trials for SUPPRELIN

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

SponsorPhase
Southwest Oncology GroupPhase 3
National Cancer Institute (NCI)Phase 3
University of Colorado, DenverPhase 2

See all SUPPRELIN clinical trials

US Patents and Regulatory Information for SUPPRELIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-001 Dec 24, 1991 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Endo Operations SUPPRELIN LA histrelin acetate IMPLANT;SUBCUTANEOUS 022058-001 May 3, 2007 RX Yes Yes 8,062,652 ⤷  Start Trial ⤷  Start Trial
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-002 Dec 24, 1991 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-003 Dec 24, 1991 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

Expired US Patents for SUPPRELIN

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-001 Dec 24, 1991 4,244,946 ⤷  Start Trial
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-003 Dec 24, 1991 4,244,946 ⤷  Start Trial
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-002 Dec 24, 1991 4,244,946 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for SUPPRELIN

See the table below for patents covering SUPPRELIN around the world.

Country Patent Number Title Estimated Expiration
Austria 2617 ⤷  Start Trial
Australia 533348 ⤷  Start Trial
Australia 5866380 ⤷  Start Trial
Canada 1154758 PEPTIDES HYDROSOLUBLES AYANT UNE ACTION SUR LES GONADES (WATER-SOLUBLE PEPTIDES AFFECTING GONADAL FUNCTION) ⤷  Start Trial
Germany 3062118 ⤷  Start Trial
Denmark 149896 ⤷  Start Trial
Denmark 241780 ⤷  Start Trial
>Country >Patent Number >Title >Estimated 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.