Mycobacteria (AMST)

The EUCAST AMST develops breakpoints and methods for antimicrobial susceptibility testing of mycobacteria. Clinical breakpoints for Mycobacteria are part of the regular EUCAST breakpoint table for bacteria. For MIC distributions for Mycobacterium tuberculosis and other Mycobacteria, go to the EUCAST MIC distribution website.

News

Version 16.0 of the breakpoint tables include new breakpoints for gepotidacin against E. coli, S. saprohyticus and E. faecalis, revised breakpoints for trimethoprim and trimethoprim-sulfamethoxazole…

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A EUCAST public consultation is now open detailing two minor changes to version 16.0 of the breakpoint tables. Closing date for comments is 14 December 2025. 

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The new breakpoint tables for bacteria/mycobacteria is now available for public consultation (on correction of formatting issues only). Closing date for comments is 14 December 2025. The breakpoint…

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