Table 1.

Susceptibility rates of Streptococcus pyogenes (Disk diffusion).^*

ANTIBIOTICS	MEAN VALUES ± SD (mm)	R (%)	I (%)	S (%)
β-lactamins
Penicillin G	30.43 ± 2.3	0	5	95
Amoxillin	30.93 ± 2.9	0	0	100
Cefixime	23.7 ± 2.76	0	0	100
Cefpodoxine	28.5 ± 3.2	0	0	100
Cefotaxime	28.73 ± 2.6	0	0	100
Ceftriaxone	29.43 ± 2.9	0	0	100
Macrolides
Erythromycin	24.7 ± 2.1	0	2.5	97.5
Spiramycine	20.33 ± 3.2	37.5	40	22.5
Azythromycin	20.36 ± 1.66	0	0	100
Lincosamines
Clindamycin	21.64 ± 2.45	0	2.6	97.4
Streptogramines
Pristinamycin	25.53 ± 2.55	2.5	0	97.5
Ketolides
Telithromycin	25.28 ± 2.34	0	7.5	92.5
Phenicols
Chloramphenicol	24.03 ± 2.85	0	17.9	82.1
Glycopeptides
Teicoplanin	18.28 ± 2.72	0	0	100
Vancomycine	18.85 ± 1.73	0	0	100
Fluoroquinolones
Levofloxacin	19.05 ± 1.65	0	0	100
Tetracyclines
Tetracycline	9.53 ± 2.36	100	0	0

^*Susceptibility rates have been interpreted according to CLSI breakpoints.

Abbreviations: R, resistant; I, intermediate; S, susceptible.