Last Updated: September 24, 2026

DIULO Drug Patent Profile


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

Diulo is a drug marketed by Gd Searle Llc and is included in one NDA.

The generic ingredient in DIULO is metolazone. There is one drug master file entry for this compound. Nineteen suppliers are listed for this compound. Additional details are available on the metolazone profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Diulo

A generic version of DIULO was approved as metolazone by SANDOZ on December 19th, 2003.

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Summary for DIULO
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 76
Patent Applications: 4,511
DailyMed Link:DIULO at DailyMed

US Patents and Regulatory Information for DIULO

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Gd Searle Llc DIULO metolazone TABLET;ORAL 018535-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Gd Searle Llc DIULO metolazone TABLET;ORAL 018535-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Gd Searle Llc DIULO metolazone TABLET;ORAL 018535-003 Approved Prior to Jan 1, 1982 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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