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Last Updated: May 21, 2024

CALAN Drug Patent Profile


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Which patents cover Calan, and what generic alternatives are available?

Calan is a drug marketed by Gd Searle Llc and Pfizer and is included in three NDAs.

The generic ingredient in CALAN is verapamil hydrochloride. There are seventeen drug master file entries for this compound. Forty-four suppliers are listed for this compound. Additional details are available on the verapamil hydrochloride profile page.

US Patents and Regulatory Information for CALAN

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 CALAN verapamil hydrochloride INJECTABLE;INJECTION 019038-001 Mar 30, 1984 DISCN No No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Pfizer CALAN SR verapamil hydrochloride TABLET, EXTENDED RELEASE;ORAL 019152-002 Dec 15, 1989 DISCN Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Pfizer CALAN verapamil hydrochloride TABLET;ORAL 018817-002 Sep 10, 1984 DISCN Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a 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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