These are vaccines, antigens, antitoxins and other preparations made from living organisms and intended for use in diagnosing, treating, or immunizing animals. Veterinary biologics are regulated by the Animal and Plant Health Inspection Service (APHIS),to ensure that animal vaccines and other veterinary biologics are safe, pure, potent, and effective.
Related Journals of Veterinary Biologics 
Journal of Animal Health and Behavioural Science,The Canadian Veterinary Journal,Journal of American Veterinary Medical Association, International Journal of Veterinary Science and Medicine