The European Committee on Antimicrobial Susceptibility Testing - EUCAST

EUCAST is a scientific committee formed in 1997 and is jointly organized by ESCMID, ECDC and European national breakpoint committees. EUCAST develops antimicrobial susceptibility testing methodology, interpretative criteria and guidance documents to aid clinical decision making when treating infectious diseases. 

Further details about EUCAST and its subcommittees can be found in the sections at the top of the webpage.

EUCAST News

The following ECOFFs and breakpoints for antifungal agents have been established or revised and are...

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Wild type MIC distributions and ECOFFs for trimethoprim, trimethoprim-sulfamethoxazole and...

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| General news

Within days the EUCAST website will have a new face. Do not worry - you do not have to prepare,...

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Fluoroquinolone breakpoints are under review. Shortly there will be a public consultation.

Since...

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The EUCAST preferred and recommended medium for AST of fastidious microorganisms is still...

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Rationale Documents for benzylpenicillin and imipenem-relebactam were updated 2025-09-22.

 

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Copyright statement

Copyright (English): The copyright of all documents, data, presentations and videos published on the EUCAST website remains with EUCAST. All are freely available for re-use if reference to the EUCAST website is given and they are not resold. Any secondary publication of documents, data, presentations and videos must be referenced with the declaration that "These data have (or this document, presentation or video has) been produced in part under ECDC service contracts and made available by EUCAST at no cost to the user and can be accessed on the EUCAST website www.eucast.org. The views and opinions expressed are those of EUCAST at a given point in time. EUCAST recommendations are frequently updated and the latest versions are available at www.eucast.org.

 

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