BioPharmaceutical Business Intelligence

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Serving leading biopharmaceutical companies globally:

Mallinckrodt
Dow
Daiichi Sankyo
UBS
Moodys
Harvard Business School
Cipla
Chubb
Deloitte
Queensland Health

Generated: January 23, 2018

DrugPatentWatch Database Preview

QUESTRAN Drug Profile

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

Questran is a drug marketed by Bristol Myers and Apothecon and is included in three NDAs.

The generic ingredient in QUESTRAN is cholestyramine. There are eight drug master file entries for this compound. Seven suppliers are listed for this compound. Additional details are available on the cholestyramine profile page.
Summary for QUESTRAN
Drug patent expirations by year for QUESTRAN

US Patents and Regulatory Information for QUESTRAN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Bristol Myers QUESTRAN cholestyramine POWDER;ORAL 016640-001 Approved Prior to Jan 1, 1982 DISCN Yes No ➤ Subscribe ➤ Subscribe ➤ Subscribe
Apothecon QUESTRAN cholestyramine TABLET;ORAL 073403-002 Dec 27, 1999 DISCN No No ➤ Subscribe ➤ Subscribe ➤ Subscribe
Bristol Myers QUESTRAN cholestyramine POWDER;ORAL 016640-003 Approved Prior to Jan 1, 1982 DISCN Yes No ➤ Subscribe ➤ Subscribe ➤ Subscribe
Apothecon QUESTRAN cholestyramine TABLET;ORAL 073403-001 Apr 28, 1994 DISCN No No ➤ Subscribe ➤ Subscribe ➤ Subscribe
Bristol Myers QUESTRAN LIGHT cholestyramine POWDER;ORAL 019669-003 Dec 5, 1988 DISCN Yes No ➤ Subscribe ➤ Subscribe ➤ Subscribe
Bristol Myers QUESTRAN LIGHT cholestyramine POWDER;ORAL 019669-001 Dec 5, 1988 DISCN Yes No ➤ Subscribe ➤ Subscribe ➤ Subscribe
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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Serving leading biopharmaceutical companies globally:

Merck
Federal Trade Commission
QuintilesIMS
Farmers Insurance
Baxter
Accenture
Covington
Johnson and Johnson
Harvard Business School

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 verifification 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.

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