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Last Updated: December 17, 2025

ZOVIA 1 Drug Patent Profile

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When do Zovia 1 patents expire, and what generic alternatives are available?

Zovia 1 is a drug marketed by Watson Pharms Teva, Dr Reddys Labs Sa, and Watson Labs. and is included in four NDAs.

The generic ingredient in ZOVIA 1 is ethinyl estradiol; ethynodiol diacetate. There are twenty-six drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; ethynodiol diacetate profile page.

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Summary for ZOVIA 1

US Patents:	0
Applicants:	3
NDAs:	4
DailyMed Link:	ZOVIA 1 at DailyMed

Drug patent expirations by year for ZOVIA 1

US Patents and Regulatory Information for ZOVIA 1

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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
Watson Pharms Teva	ZOVIA 1/35E-21	ethinyl estradiol; ethynodiol diacetate	TABLET;ORAL-21	072720-001	Dec 30, 1991		DISCN	No	No	⤷ Get Started Free	⤷ Get Started Free				⤷ Get Started Free
Watson Labs	ZOVIA 1/50E-28	ethinyl estradiol; ethynodiol diacetate	TABLET;ORAL-28	072723-001	Dec 30, 1991	AB	RX	No	Yes	⤷ Get Started Free	⤷ Get Started Free				⤷ Get Started Free
Dr Reddys Labs Sa	ZOVIA 1/35E-28	ethinyl estradiol; ethynodiol diacetate	TABLET;ORAL-28	072721-001	Dec 30, 1991		DISCN	No	No	⤷ Get Started Free	⤷ Get Started Free				⤷ Get Started Free
Watson Labs	ZOVIA 1/50E-21	ethinyl estradiol; ethynodiol diacetate	TABLET;ORAL-21	072722-001	Dec 30, 1991		DISCN	No	No	⤷ Get Started Free	⤷ Get Started Free				⤷ Get Started Free
>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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