Table 1.

Distribution of antimicrobials of 374 medicinal products (MP) prescribed to 300 dogs (Madrid City) according to authorization for Veterinary (VMP) or Human (HMP) use.

Antimicrobials	VMP	HMP	Total MP	% over 374 MP	Dogs	% over 300 dogs
Beta-lactams	146	55	201	53.7	187	62.3
Amoxicillin-clavulanic acid	61	42	103	27.5	91	30.3
Amoxicillin/ampicillin	43	1	44	11.8	44	14.7
Benzylpenicillin**	2		2	0.5	2	0.7
Cefalexin	29	12	41	11.0	39	13.0
Cefovecin	10		10	2.7	10	3.3
Cefquinome	1		1	0.3	1	0.3
Fluoroquinolones	41	5	46	12.3	44	14.7
Marbofloxacin	23		23	6.1	23	7.7
Enrofloxacin	18	1	19	5.1	17	5.7
Ciprofloxacin		4	4	1.1	4	1.3
Aminoglycosides	8	33	41	11.0	41	13.7
Neomycin	6	13	19	5.1	19	6.3
Tobramycin		12	12	3.2	12	4.0
Gentamicin		5	5	1.3	5	1.7
Dihydrostreptomycin	2	3	5	1.3	5	1.7
Imidazole derivatives	8	28	36	9.6	36	12.0
Metronidazole	8	28	36	9.6	36	12.0
Polymyxins	12	3	15	4.0	15	5.0
Polymyxin B	12	3	15	4.0	15	5.0
Tetracyclines	8	6	14	3.7	14	4.7
Doxycycline	8	6	14	3.7	14	4.7
Macrolides and lincosamides	7	8	15	4.0	15	5.0
Spiramycin***	6	3	9	2.4	9	3.0
Clindamycin		3	3	0.8	3	1.0
Azithromycin		2	2	0.5	2	0.7
Tylosin	1		1	0.3	1	0.3
Sulphonamides	3	8	11	2.9	11	3.7
Sulfadoxine -trimethoprim	3	5	8	2.1	8	2.7
Formosulfathiazol		3	3	0.8	3	1.0
Others	10	2	12	3.2	12	4.0
Florfenicol	6		6	1.6	6	2.0
Fusidic acid	4		4	1.1	4	1.3
Mupirocin		2	2	0.5	2	0.7

Combinations: Metronidazole-spiramycin; sulfadoxine-trimethoprim; Benzylpenicillin-dihydrostreptomycin; polymyxin B-neomycin; formosulfathiazol-dihydrostreptomycin-neomycin;

^**Always in combination with streptomycin;

^***Always in combination with metronidazole.