Table 5.

Antimicrobial agents and MIC breakpoints for rapidly growing mycobacteria

	MIC (μg/mL) for category
Antimicrobial agents	Susceptible	Intermediate	Resistant
Amikacin	≤16	32	≥64
Cefoxitin	≤16	32–64	≥128
Ciprofloxacin	≤1	2	≥4
Clarithromycin	≤2	4	≥8
Doxycycline	≤1	2–4	≥8
Imipenem	≤4	8–16	≥32
Linezolid	≤8	16	≥32
Moxifloxacin	≤1	2	≥4
Trimethoprim-   sulfamethoxazole	≤ 2/38	–	≥ 4/76
Tobramycin	≤2	4	≥8