The first edition of Basic Antimicrobial therapy in animals presents a concise coverage of the fundamentals of antibiotics in a brief and understandable format. An effort has been made to provide latest information on each and every chapter with greater clinical relevance. Some of the information are also given in table form in order to concomitantly reduce the text. This book will serve well as a supplement to a regular B.V.Sc& A.H. course and also to M.V.Sc curriculum. We hope that with our sincere efforts book will serve a ready reference for antibiotics, antifungal and various anti-infective drugs. We hope that our sincere efforts for the book will truly serve the students regarding basic knowledge of Antimicrobial therapy.