Last Updated: May 2, 2026

HYDRODIURIL Drug Patent Profile

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

Hydrodiuril is a drug marketed by Merck and is included in one NDA.

The generic ingredient in HYDRODIURIL is hydrochlorothiazide. There are thirty-two drug master file entries for this compound. Forty-three suppliers are listed for this compound. Additional details are available on the hydrochlorothiazide profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Hydrodiuril

A generic version of HYDRODIURIL was approved as hydrochlorothiazide by UNICHEM on August 15^th, 2008.

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Summary for HYDRODIURIL

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for HYDRODIURIL

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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
Merck	HYDRODIURIL	hydrochlorothiazide	TABLET;ORAL	011835-003	Approved Prior to Jan 1, 1982		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Merck	HYDRODIURIL	hydrochlorothiazide	TABLET;ORAL	011835-006	Approved Prior to Jan 1, 1982		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Merck	HYDRODIURIL	hydrochlorothiazide	TABLET;ORAL	011835-007	Approved Prior to Jan 1, 1982		DISCN	Yes	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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