Last Updated: July 8, 2026

TENORETIC Drug Patent Profile


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

Tenoretic is a drug marketed by Twi Pharms and is included in one NDA.

The generic ingredient in TENORETIC is atenolol; chlorthalidone. There are thirty-four drug master file entries for this compound. Ten suppliers are listed for this compound. Additional details are available on the atenolol; chlorthalidone profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Tenoretic

A generic version of TENORETIC was approved as atenolol; chlorthalidone by AIPING PHARM INC on May 31st, 1990.

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Summary for TENORETIC
US Patents:0
Applicants:1
NDAs:1
Drug Prices: Drug price information for TENORETIC
What excipients (inactive ingredients) are in TENORETIC?TENORETIC excipients list
DailyMed Link:TENORETIC at DailyMed

US Patents and Regulatory Information for TENORETIC

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Twi Pharms TENORETIC 100 atenolol; chlorthalidone TABLET;ORAL 018760-001 Jun 8, 1984 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Twi Pharms TENORETIC 50 atenolol; chlorthalidone TABLET;ORAL 018760-002 Jun 8, 1984 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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