TABLE 1.

MICs of SPFX, MXFX, and CNFX against 19 clinical isolates of M. tuberculosis and the reference strain H37Rv

Fluroquinolone	MIC range (μg/ml)	MIC50 (μg/ml)	MIC90 (μg/ml)
SPFX	0.12–0.50	0.25	0.50
MXFX	0.12–0.50	0.50	0.50
CNFX	0.12–1.0	0.50	1.0