Antibiotics	MIC50 (mg/l)	MIC90 (mg/l)	MIC range (mg/l)
Penicillin G	0.016	>32	0.004–256
Metronidazole	0.125	0.5	0.016–2
Clindamycin	0.032	0.064	0.016–0.125
Imipenem	1.5	>32	0.004–32
Ciprofloxacin	2	6	0.75–32
Cefotaxime	0.016	0.064	0.016–256
Doxycyclin	0.064	0.19	0.016–0.75