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Clostridium difficile

Microorganism	MIC50 (μg/ml)	MIC90 (μg/ml)	Range (μg/ml)	Antimicrobial	Reference
Clostridium difficile	0.0015	-	? － ?	Rifampicin (Rifampin)	1082
Clostridium difficile	0.004	-	? － ?	Rifalazil (ABI-1648, KRM-1648)	1081
Clostridium difficile	0.006	-	? － ?	Rifalazil (ABI-1648, KRM-1648)	1082
Clostridium difficile	0.0075	0.015	0.0038 － >16	Rifaximin (Xifaxan)	480
Clostridium difficile	0.0075	0.03	0.0019 － >16	Rifalazil (ABI-1648, KRM-1648)	480
Clostridium difficile	<0.015	<0.015	<0.015 － ?	ABT-492	3
Clostridium difficile	0.016	0.125	≤0.016 － 0.25	OPT-80	241
Clostridium difficile	0.03	0.03	0.03 － ?	Ranbezolid (RBX 7644)	1466
Clostridium difficile	0.06	0.125	0.03 － 0.5	Nitazoxanide	480
Clostridium difficile	0.06	0.125	≤0.06 － 2	Tigecycline (GAR-936, Tigacyl)	497
Clostridium difficile	0.06	0.1285	0.015 － 0.5	Tizoxanide (TZO)	480
Clostridium difficile	0.06	0.25	? － ?	Clinafloxacin (PD 127391)	307
Clostridium difficile	0.06	1	0.03 － 256	Telithromycin (HMR 3647, RU-66647, Ketek)	948
Clostridium difficile	0.12	0.12	0.03 － 1	Sitafloxacin	12
Clostridium difficile	0.125	0.125	0.015 － 0.25	OPT-80	480
Clostridium difficile	0.125	0.125	? － ?	Metronidazole (Flagyl)	381
Clostridium difficile	0.125	0.25	0.025 － 0.5	Metronidazole (Flagyl)	480
Clostridium difficile	0.125	0.25	0.03 － 1	Tinidazole （Tindamax Fasigyn)	480
Clostridium difficile	0.125	0.25	0.06 － 1	Tigecycline (GAR-936, Tigacyl)	480
Clostridium difficile	0.125	0.25	0.125 － 0.25	Metronidazole (Flagyl)	948
Clostridium difficile	0.125	1	0.125 － 2	DX-619	1477
Clostridium difficile	0.125	4	? － ?	SCH29482	1385
Clostridium difficile	0.125	4	? － ?	SCH34343	1385
Clostridium difficile	0.25	0.25	0.12 － 8	Clinafloxacin (PD 127391)	12
Clostridium difficile	0.25	0.25	0.125 － 0.25	Teicoplanin (Targocid)	1466
Clostridium difficile	0.25	0.25	0.125 － 0.5	Dalbavancin	29
Clostridium difficile	0.25	0.25	0.125 － 0.5	Telavancin (TD-6424, Vibativ)	1457
Clostridium difficile	0.25	0.25	0.25 － 0.5	Metronidazole (Flagyl)	1469