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Last Updated: December 18, 2025

Details for New Drug Application (NDA): 018587

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NDA 018587 describes WYTENSIN, which is a drug marketed by Wyeth Ayerst and is included in one NDA. Additional details are available on the WYTENSIN profile page.

The generic ingredient in WYTENSIN is guanabenz acetate. There are six drug master file entries for this compound. Additional details are available on the guanabenz acetate profile page.

Summary for 018587

Tradename:	WYTENSIN
Applicant:	Wyeth Ayerst
Ingredient:	guanabenz acetate
Patents:	0

Medical Subject Heading (MeSH) Categories for 018587

Adrenergic alpha-2 Receptor Agonists
Antihypertensive Agents

Profile for product number 001

Active Rx/OTC/Discontinued:	DISCN	Dosage:	TABLET;ORAL			Strength	EQ 4MG BASE
Approval Date:	Sep 7, 1982	TE:		RLD:	No

Profile for product number 002

Active Rx/OTC/Discontinued:	DISCN	Dosage:	TABLET;ORAL			Strength	EQ 8MG BASE
Approval Date:	Sep 7, 1982	TE:		RLD:	No

Profile for product number 003

Active Rx/OTC/Discontinued:	DISCN	Dosage:	TABLET;ORAL			Strength	EQ 16MG BASE
Approval Date:	Sep 7, 1982	TE:		RLD:	No

Expired US Patents for NDA 018587

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Wyeth Ayerst	WYTENSIN	guanabenz acetate	TABLET;ORAL	018587-001	Sep 7, 1982	⤷ Get Started Free	⤷ Get Started Free
Wyeth Ayerst	WYTENSIN	guanabenz acetate	TABLET;ORAL	018587-003	Sep 7, 1982	⤷ Get Started Free	⤷ Get Started Free
Wyeth Ayerst	WYTENSIN	guanabenz acetate	TABLET;ORAL	018587-002	Sep 7, 1982	⤷ Get Started Free	⤷ Get Started Free
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

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