Last Updated: September 24, 2026

LIKMEZ Drug Patent Profile


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

Likmez is a drug marketed by Saptalis Pharms and is included in one NDA. There are two patents protecting this drug and one Paragraph IV challenge.

The generic ingredient in LIKMEZ is metronidazole. There is one drug master file entry for this compound. Sixty-seven suppliers are listed for this compound. Additional details are available on the metronidazole profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Likmez

A generic version of LIKMEZ was approved as metronidazole by TEVA PHARMS USA on November 6th, 1984.

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Questions you can ask:
  • What is the 5 year forecast for LIKMEZ?
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Summary for LIKMEZ
US Patents:2
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 2
Clinical Trials: 1
Drug Prices: Drug price information for LIKMEZ
What excipients (inactive ingredients) are in LIKMEZ?LIKMEZ excipients list
DailyMed Link:LIKMEZ at DailyMed
Recent Clinical Trials for LIKMEZ

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
CBCC Global ResearchPHASE2
Saptalis Pharmaceuticals LLCPHASE2

See all LIKMEZ clinical trials

Pharmacology for LIKMEZ
Paragraph IV (Patent) Challenges for LIKMEZ
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
LIKMEZ Oral Suspension metronidazole 500 mg/5 mL 216755 1 2025-11-13

US Patents and Regulatory Information for LIKMEZ

LIKMEZ is protected by four US patents.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Saptalis Pharms LIKMEZ metronidazole SUSPENSION;ORAL 216755-001 Sep 22, 2023 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Saptalis Pharms LIKMEZ metronidazole SUSPENSION;ORAL 216755-001 Sep 22, 2023 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for LIKMEZ

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

Country Patent Number Title Estimated Expiration
Brazil 112020014376 ⤷  Start Trial
Canada 3087789 ⤷  Start Trial
European Patent Office 3768321 ⤷  Start Trial
Mexico 2020007494 ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2019140516 ⤷  Start Trial
Canada 3087789 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for LIKMEZ

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0328535 96C0021 Belgium ⤷  Start Trial PRODUCT NAME: LANSOPRAZOLE + CLARITHROMYCINE + METRONIDAZOLE; REGISTRATION NO/DATE IN FRANCE: K 27 17033R DU 19960209; REGISTRATION NO/DATE AT EEC: K 27 17033R DU 19960209
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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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. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. 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.