TABLE 3.

In vitro antimicrobial activity of 10 oral agents against macrolide-susceptible Mycoplasma pneumoniae strains (n = 183)

Antibiotic	MIC (μg/ml)
	Range	50%	90%	M129a
Erythromycin	0.00195-0.0313	0.0078	0.0156	0.0156
Clarithromycin	0.00049-0.0313	0.0039	0.0078	0.0078
Azithromycin	0.00024-0.00195	0.00098	0.00195	0.00195
Josamycin	0.0156-0.0625	0.0313	0.0625	0.0313
Midecamycin	0.0625-0.25	0.0625	0.125	0.0078
Rokitamycin	0.0039-0.0313	0.0156	0.0156	0.0156
Telithromycin	0.00024-0.0039	0.00098	0.00195	0.00195
Minocycline	0.0313-2	0.25	0.5	0.5
Levofloxacin	0.25-1	0.5	1	1
Sitafloxacin	0.0313-0.0625	0.0313	0.0625	0.0625

^aStandard strain.