Last Updated: August 3, 2026

DIURIL Drug Patent Profile

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

Diuril is a drug marketed by Rising and Salix Pharms and is included in two NDAs.

The generic ingredient in DIURIL is chlorothiazide. There are forty-two drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the chlorothiazide profile page.

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Summary for DIURIL

US Patents:	0
Applicants:	2
NDAs:	2

US Patents and Regulatory Information for DIURIL

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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
Rising	DIURIL	chlorothiazide sodium	INJECTABLE;INJECTION	011145-005	Approved Prior to Jan 1, 1982		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Rising	DIURIL	chlorothiazide	TABLET;ORAL	011145-002	Approved Prior to Jan 1, 1982		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Salix Pharms	DIURIL	chlorothiazide	SUSPENSION;ORAL	011870-001	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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