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Last Updated: July 16, 2024

DIBENIL Drug Patent Profile


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

Dibenil is a drug marketed by Cenci and is included in one NDA.

The generic ingredient in DIBENIL is diphenhydramine hydrochloride. There are twenty-three drug master file entries for this compound. Fourteen suppliers are listed for this compound. Additional details are available on the diphenhydramine hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Dibenil

A generic version of DIBENIL was approved as diphenhydramine hydrochloride by WEST-WARD PHARMS INT on December 31st, 1969.

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Drug patent expirations by year for DIBENIL

US Patents and Regulatory Information for DIBENIL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Cenci DIBENIL diphenhydramine hydrochloride ELIXIR;ORAL 088304-001 Dec 16, 1983 DISCN No No ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
>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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