Lincomycin toxicity in farm rabbits: report on a severe case

In this study, we describe a case of severe toxicity by lincomycin contamination in feed on farm housing 1800 rabbit does. The used two-batch system, with parities 24 and 3 d ago, respectively. rabbits that had consumed the developed anorexia 24-48 h later, followed enteritis-diarrhoea death. Mortality was >70 % does, >50 28-day-old kits. None 7-day-old kits died from cause. A total 125 non-lactating does another type same supplier were not affected; 10 them given contaminated problem occurred. Treatment based presumptive diagnosis unsuccessful. Microbiological histopathological studies identified Clostridium spiroforme, which predominated over coliform bacteria. Toxicology requested producers verified existence 1.6 ppm amoxicillin first place; weeks further analyses determined 410 doe feed. It also contained prescribed quantity 199 tilmicosin. We recommended stamping-out farm.