Last Updated: September 24, 2026

Masoprocol - Generic Drug Details

Name: masoprocol Generic Launch, Drug Patent, and Exclusivity Dataset
Creator: DrugPatentWatch
License: https://www.drugpatentwatch.com/terms.php

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What are the generic drug sources for masoprocol and what is the scope of freedom to operate?

Masoprocol is the generic ingredient in one branded drug marketed by Univ Az Cancer Ctr and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for masoprocol

US Patents:	0
Tradenames:	1
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	45
Clinical Trials:	1
DailyMed Link:	masoprocol at DailyMed

Recent Clinical Trials for masoprocol

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

Sponsor	Phase
University of California, San Francisco	Phase 1
National Cancer Institute (NCI)	Phase 1

See all masoprocol clinical trials

Medical Subject Heading (MeSH) Categories for masoprocol

Antioxidants
Cyclooxygenase Inhibitors
Lipoxygenase Inhibitors

Anatomical Therapeutic Chemical (ATC) Classes for masoprocol

L01XX	Other antineoplastic agents
L01X	OTHER ANTINEOPLASTIC AGENTS
L01	ANTINEOPLASTIC AGENTS
L	Antineoplastic and immunomodulating agents

US Patents and Regulatory Information for masoprocol

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Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Univ Az Cancer Ctr	ACTINEX	masoprocol	CREAM;TOPICAL	019940-001	Sep 4, 1992		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 masoprocol

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Univ Az Cancer Ctr	ACTINEX	masoprocol	CREAM;TOPICAL	019940-001	Sep 4, 1992	⤷ Start Trial	⤷ Start Trial
Univ Az Cancer Ctr	ACTINEX	masoprocol	CREAM;TOPICAL	019940-001	Sep 4, 1992	⤷ Start Trial	⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent 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.