Antibiotic Sensitivities

Percent of Micro-organisms that are Resistence to
Selected Antibiotics in Companion Animals
from Jul.- Dec. 2004 and Jan.-June 2005.
(in food animals)


	Canine										Equine												Feline
Antibiotic	E. Coli		Entero- coccus sp.		Pse. aeruginosa		Staph. aureus		Staph. intermedius		E. Coli		Salmonella sp.		Staph. aureus		Staph. epidermidis		Strep. equi		Strep. zooepidemicus		E. Coli		Entero- coccus sp.		Pse. aeruginosa		Staph. aureus
	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.- June	July- Dec.	Jan.-June
Amikacin	0	1	19	56	4	0	0	0	0	0	0	11	0	0	0	0	0	0	67	50	83	15	0	0	30	0	0	0	14	0
Amoxycillin/Clauvulinic acid	23	19	15	17	96	95	18	11	32	0	6	11	57	17	20	0	38	23	0	0	0	0	0	22	20	0	100	100	86	50
Ampicillin	40	43	15	17	96	100	55	68	58	53	35	25	64	33	40	50	38	50	0	0	0	0	24	35	20	0	100	100	100	0
Cefazolin	22	23	63	89	96	100	0	11	11	0	6	14	57	17	20	0	23	18	0	0	0	0	3	22	50	0	100	100	41	0
Cefotaxime	50	21	0	100	0	100	0	11	0	0	0	14	0	17	nt	0	nt	18	nt	0	0	0	nt	22	nt	0	nt	100	nt	0
Cefpodoxime	nt	20	nt	100	nt	100	nt	0	nt	0	nt	15	nt	33	nt	0	nt	29	nt	0	nt	0	nt	22	nt	0	nt	100	nt	0
Ceftiofur	18	16	74	89	88	100	0	11	13	0	6	11	57	17	20	0	23	18	0	0	0	0	0	22	90	0	100	100	41	0
Cephalothin	24	27	52	89	96	100	0	11	13	0	13	17	57	17	20	0	15	18	0	0	0	0	3	17	50	0	100	100	41	0
Chloramphenicol	11	18	4	6	91	90	0	0	0	0	16	17	64	33	0	0	0	9	0	0	0	0	0	17	0	0	100	100	0	0
Clindamycin	99	100	81	83	96	100	0	11	13	4	100	100	100	100	20	0	8	14	0	0	0	0	100	100	80	0	100	100	57	0
Enrofloxacin	20	19	48	39	54	43	27	11	21	4	13	0	0	0	0	0	0	9	67	0	38	6	0	13	50	0	0	0	57	50
Erythromycin	99	99	33	28	100	100	0	26	18	9	100	100	100	100	20	0	38	23	0	0	8	0	100	96	20	0	100	100	71	0
Gentamicin	10	18	11	11	8	5	0	0	5	4	23	17	43	33	40	25	8	9	33	50	71	0	3	17	40	0	0	0	14	0
Imipenem	1	1	15	17	0	5	0	11	14	0	0	0	0	0	20	0	15	18	0	0	0	0	0	0	20	0	0	0	71	0
Marbofloxacin	nt	1	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	0	nt	nt	nt	0	nt	nt
Orbifloxacin	24	19	31	28	39	38	0	11	19	4	13	0	0	0	0	0	0	9	0	0	0	0	0	13	10	0	0	0	57	0
Oxacillin + 2% NaCl	99	100	27	100	87	100	0	11	13	55	100	100	100	100	20	0	15	18	0	0	0	100	100	96	60	0	100	100	71	0
Penicillin	99	100	26	22	96	100	55	68	59	0	100	100	100	100	40	50	31	45	0	0	0	0	100	100	20	0	100	100	100	0
Rifampin	94	87	26	33	100	100	0	0	0	0	100	97	100	100	0	0	0	9	0	0	0	0	82	70	10	0	100	100	14	0
Tetracycline	26	29	41	72	75	81	27	100	21	15	39	33	71	33	40	13	8	14	0	0	54	18	21	17	80	0	43	50	14	0
Ticarcillin	34	41	22	17	25	5	55	21	62	55	35	22	64	17	40	50	38	50	0	0	0	0	24	26	20	0	14	0	100	0
Ticarcillin/ Clavulanic Acid	nt	15	nt	22	nt	5	nt	68	nt	0	nt	3	nt	17	nt	0	nt	23	nt	0	nt	0	nt	9	nt	0	nt	0	nt	0
Trimethoprim/ Sulphamethoxazole	nt	27	nt	11	nt	90	nt	0	nt	0	nt	36	nt	17	nt	13	nt	9	nt	0	nt	3	nt	9	nt	0	nt	100	nt	0
number of isolates	128	150	27	18	23	21	11	19	39	47	31	36	14	6	5	8	13	22	3	2	24	33	34	23	10	0	7	2	7	2
nt - not tested