Review Table 1 in the PDF to see which antimicrobial agents are recommended for each organism. For example, do not test vancomycin against Campylobacter —it is not validated.
Unlike M100 (which provides “S/I/R” breakpoints for many drugs), M45 often provides or “provisional breakpoints” due to limited data. Labs must report results with interpretive comments. clsi document m45 pdf
A: Approximately every 3–5 years. Subscribe to CLSI’s notification service. Review Table 1 in the PDF to see