TABLE 1.

Comparative in vitro activities of telithromycin against 203 S. pneumoniae isolates

Antimicrobial agent	MIC (μg/ml)a			% of fully susceptible isolatesb
	Range	50%	90%
Penicillin	≤0.008–4	0.06	2	51.7
Cefotaxime	≤0.004–1	0.01	0.5	94.0
Telithromycin	≤0.002–1	0.01	0.06	NAc
Erythromycin	≤0.008–>64	0.03	>64	61.0
Clindamycin	≤0.008–>64	0.06	>64	68.0
Quinupristin-dalfopristin	0.06–8	1	2	69.9
Levofloxacin	0.12–8	0.5	1	99.6

^a50% and 90%, MICs at which 50 and 90% of isolates are inhibited, respectively. 

^bNCCLS breakpoints (18). 

^cNA, not applicable.