"antimicrobial","class" "amoxicillin","penecillins" "ampicillin","penecillins" "cefadroxil","cephalosporins" "cefotaxime","cephalosporins" "cephalexin","cephalosporins" "ceftiofur","cephalosporins" "colistin","polypeptides" "enramycin","polypeptides" "enrofloxacin","quinolones" "flumequine","quinolones" "norfloxacin","quinolones" "ciprofloxacin","quinolones" "marbofloxacin","quinolones" "florfenicol","amphenicols" "thiamphenicol","amphenicols" "chloramphenicol","amphenicols" "neomycin","aminolycosides" "gentamicin","aminolycosides" "streptomycin","aminolycosides" "spectinomycin","aminolycosides" "apramycin","aminolycosides" "josamycin","aminolycosides" "oxytetracycline","tetracyclines" "doxycycline","tetracyclines" "tetracycline","tetracyclines" "sulfachloropyridazine","sulfonamides" "sulfadiazine","sulfonamides" "sulfadimethoxine","sulfonamides" "sulfadimidine","sulfonamides" "sulfaguanidin","sulfonamides" "sulfamethazine","sulfonamides" "sulfamethoxazole","sulfonamides" "sulfamethoxypyridazine","sulfonamides" "sulphamethoxazole","sulfonamides" "sulphathiazole","sulfonamides" "tylosin","macrolides" "tilmicosin","macrolides" "erythromycin","macrolides" "spiramycin","macrolides" "kitasamycin","macrolides" "lincomycin","lincosamides" "methenamine","unclassify" "tiamulin","pleuromutilins" "trimethoprim","diaminopyrimidines"