The aim of this work was to evaluate the antimicrobial residues present in pasteurized milk commercialized in the city of Rio de Janeiro Brazil and to suggest a monitoring program based on these data. During the period from April to August 2006, 57 milk samples were analyzed through and enzyme immunoassays for the qualitative analysis of beta-lactams, tetracyclines, and streptomycin/dihydrostreptomycin test Kits. The results showed that the studied antibiotics are have been used for the treatment of the dairy cattle.
veterinary drugs; monitoring; screening methods
