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Last Updated: March 29, 2024

TENORMIN Drug Patent Profile


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

Tenormin is a drug marketed by Astrazeneca and Twi Pharms and is included in two NDAs.

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

DrugPatentWatch® Litigation and Generic Entry Outlook for Tenormin

A generic version of TENORMIN was approved as atenolol by TWI PHARMS on July 15th, 1988.

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Drug patent expirations by year for TENORMIN
Drug Prices for TENORMIN

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Recent Clinical Trials for TENORMIN

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SponsorPhase
High Risk Obstetrical ConsultantsEarly Phase 1
University of Tennessee Medical CenterEarly Phase 1
University of Tennessee Graduate School of MedicineEarly Phase 1

See all TENORMIN clinical trials

Pharmacology for TENORMIN

US Patents and Regulatory Information for TENORMIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Astrazeneca TENORMIN atenolol INJECTABLE;INJECTION 019058-001 Sep 13, 1989 DISCN Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-002 Approved Prior to Jan 1, 1982 AB RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-004 Apr 9, 1990 AB RX Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-001 Approved Prior to Jan 1, 1982 AB RX 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

Expired US Patents for TENORMIN

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-004 Apr 9, 1990 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-002 Approved Prior to Jan 1, 1982 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-002 Approved Prior to Jan 1, 1982 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-004 Apr 9, 1990 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-001 Approved Prior to Jan 1, 1982 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-001 Approved Prior to Jan 1, 1982 ⤷  Try a Trial ⤷  Try a Trial
Twi Pharms TENORMIN atenolol TABLET;ORAL 018240-001 Approved Prior to Jan 1, 1982 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for TENORMIN

See the table below for patents covering TENORMIN around the world.

Country Patent Number Title Estimated Expiration
Switzerland 547257 VERFAHREN ZUR HERSTELLUNG VON ALKANOLAMINDERIVATEN. ⤷  Try a Trial
Switzerland 561175 ⤷  Try a Trial
Belgium 775613 ⤷  Try a Trial
India 125268 A PROCESS FOR THE MANUFACTURE OF ALKANOLAMINE DERIVATIVES ⤷  Try a Trial
United Kingdom 1285038 ⤷  Try a Trial
Yugoslavia 34278 ⤷  Try a Trial
Yugoslavia 34279 ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.