"Textbook of Toxicology for Veterinarians" by Eugen Frener is an important and detailed work devoted to the study of poisonous substances in animals. In the book, the author examines in detail the principles of toxicology, the mechanisms of action of poisonous substances on the animal body, methods of diagnosis and treatment of poisoning in veterinary medicine. Frener successfully combines theoretical knowledge with practical instructions for conducting laboratory studies, choosing methods of therapy and prevention of poisoning in animals. His work is an indispensable source of information for veterinary university students, practicing veterinarians, and anyone interested in the problems of toxicology in the context of veterinary medicine. "Textbook of toxicology for veterinarians" is a reliable source of knowledge in this important branch of science, which will help to better understand and solve problems of poisoning in animals."