Presença de resíduos antimicrobianos após o período de carência, em leite de cabras com mastite.

Abstract

This research had the purpose of monitoring the continuing disposal of medicines in the milk of lactating goats, after the grace period determined by the laboratory of drugs, to verify the occurrence of mastitis in a herd and to identify the etiologic agents of disease, as well as its sensitivity antimicrobials. For this, samples of 67 animals in a herd located in the municipality of Emas-PB, in the years 2010 and 2011, and performing tests Tamis, California Mastitis Test (CCS), Somatic Cell Count (MTC), growing and bacterial isolation, antibiotic residues by the research and screening test Delvotest SP. Finding such positive results for animal: Tamil 10.44% 52.23% CMT; CCS 44.77% 16.41% microbiological culture, and the agents isolated Staphylococcus and Corynebacterium, which were resistant to penicillin, ampicillin, chloramphenicol, oxacillin. The antibiotics used in the treatment of the animals showed persistence of waste two days after the grace period given by the manufacturers.