- Severe enterocolitis occures often in horses when these drugs are administered and may be fatal. Most equine practitioners will not use them for their patients. This side effect occurs in almost 100% of guinea pigs, hamsters, chinchillas and rabbits and is uniformly fatal.
- Veterinary use of lincomicin is heavily food-animal oriented (there are certain veterinary pathogens for which lincomicin is particularly effective), but remains a viable alternative for a limited number of small animal applications.