Last Updated: September 28, 2026

PROMETA Drug Patent Profile

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Which patents cover Prometa, and when can generic versions of Prometa launch?

Prometa is a drug marketed by Muro and is included in two NDAs.

The generic ingredient in PROMETA is metaproterenol sulfate. Additional details are available on the metaproterenol sulfate profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Prometa

A generic version of PROMETA was approved as metaproterenol sulfate by CHARTWELL on July 22^nd, 1992.

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Summary for PROMETA

US Patents:	0
Applicants:	1
NDAs:	2

US Patents and Regulatory Information for PROMETA

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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
Muro	PROMETA	metaproterenol sulfate	SOLUTION;INHALATION	073340-001	Mar 30, 1992		DISCN	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Muro	PROMETA	metaproterenol sulfate	SYRUP;ORAL	072023-001	Sep 15, 1988		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

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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.