Mannheimia haemolytica | The Antimicrobial Index Knowledgebase

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Microorganism	MIC50 (μg/ml)	MIC90 (μg/ml)	Range (μg/ml)	Antimicrobial	Reference
Mannheimia haemolytica	0.00375	0.0075	0.00375 － 0.015	Ceftiofur	1043
Mannheimia haemolytica	0.015	0.125	0.007 － 0.125	Enrofloxacin	1043
Mannheimia haemolytica	0.03	0.125	0.015 － 0.125	Danofloxacin	1043
Mannheimia haemolytica	0.06	0.125	0.06 － 0.125	Ampicillin (Omnipen)	1043
Mannheimia haemolytica	0.25	0.25	0.03 － 0.5	Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin)	1043
Mannheimia haemolytica	0.5	0.5	≤0.12 － 0.5	Florfenicol	920
Mannheimia haemolytica	2	8	2 － 32	Tilmicosin	1043
Mannheimia haemolytica	4	4	2 － 16	Tulathromycin	1043
Mannheimia haemolytica	4	8	4 － 32	Florfenicol	1043
Mannheimia haemolytica	4	32	0.5 － 32	Tetracycline (Sumycin, Achromycin V, Steclin)	1043
Mannheimia haemolytica	-	0.125	? － ?	Enrofloxacin	1044
Mannheimia haemolytica	-	1	? － ?	Tulathromycin	1044
Mannheimia haemolytica	-	2	? － ?	Florfenicol	1044
Mannheimia haemolytica	-	8	? － ?	Tilmicosin	1044
Mannheimia haemolytica (1993/1994 + bovine)	0.5	1	0.25 － 1	Florfenicol	103
Mannheimia haemolytica (1996 + bovine)	0.5	1	0.25 － 1	Florfenicol	103
Mannheimia haemolytica (1996/1997 + bovine)	1	1	0.5 － 2	Florfenicol	103
Mannheimia haemolytica (2000/2001 + bovine)	1	2	0.25 － 2	Florfenicol	103
Mannheimia haemolytica (USA cattle isolate)	-	-	2 － ?	Tulathromycin	1040