Prof Georgios Batzias DVM, PhD, DipECVPT EBVS® European Specialist in Veterinary Pharmacology and Toxicology Member of European College of Veterinary Pharmacology and Toxicology batzias@vet.auth.gr Laboratory of Veterinary Pharmacology,School of Veterinary Medicine Faculty of Health Sciences Aristotle University of Thessaloniki Thessaloniki 54124 Greece Professor of Veterinary Clinical Pharmacology