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Last Updated: March 29, 2024

REZULIN Drug Patent Profile


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

Rezulin is a drug marketed by Pfizer Pharms and is included in one NDA.

The generic ingredient in REZULIN is troglitazone. Additional details are available on the troglitazone profile page.

Drug patent expirations by year for REZULIN
Recent Clinical Trials for REZULIN

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

SponsorPhase
NovartisPhase 2
National Cancer Institute (NCI)Phase 2
Dana-Farber Cancer InstitutePhase 2

See all REZULIN clinical trials

US Patents and Regulatory Information for REZULIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-001 Jan 29, 1997 DISCN No No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-003 Aug 4, 1997 DISCN No No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-002 Jan 29, 1997 DISCN No 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 REZULIN

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-003 Aug 4, 1997 ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-002 Jan 29, 1997 ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-003 Aug 4, 1997 ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-001 Jan 29, 1997 ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-003 Aug 4, 1997 ⤷  Try a Trial ⤷  Try a Trial
Pfizer Pharms REZULIN troglitazone TABLET;ORAL 020720-003 Aug 4, 1997 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for REZULIN

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

Country Patent Number Title Estimated Expiration
Finland 80693 ⤷  Try a Trial
Japan H0231079 ⤷  Try a Trial
New Zealand 273806 USE OF SUBSTITUTED THIAZOLIDINEDIONE DERIVATIVES IN MEDICAMENTS ⤷  Try a Trial
Germany 69435039 ⤷  Try a Trial
European Patent Office 1128834 COMBINAISONS CONTRE LE DIABETE CONTENANT GLYBURIDE,TROGLITAZONE (ET UN BIGUANIDE) (COMBINATIONS FOR DIABETES WHICH CONTAIN GLYBURIDE,TROGLITAZONE (AND A BIGUANIDE)) ⤷  Try a Trial
Japan 2000273043 THERAPEUTIC AGENT FOR IMPAIRED GLUCOSE TOLERANCE CONTAINING PIOGLITAZONE ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for REZULIN

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0139421 SPC/GB97/084 United Kingdom ⤷  Try a Trial PRODUCT NAME: TROGLITAZONE, OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT; REGISTERED: UK 10949/0277 19970729; UK 10949/0278 19970729; UK 10949/0279 19970729; UK 06384/0005 19970729; UK 06384/0006 19970729; UK 06384/0007 19970729
>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.