Ketamine is very widely used for anesthesia and analgesia by the veterinary profession in Europe. It is the only injectable anesthetic that is safe and well tested in the full range of species under a veterinarian’s care. It is used for general anesthesia as primary anesthetic and for the introduction to inhalant anesthesia. Ketamine is an essential anesthetic for large and small domestic animals, common and exotic pets, horses, laboratory animals including primates, wildlife and zoo animals.