Dr. Sambath Kumar is a well known professor in pharmaceutical sciences. He has obtained his D. pharm form Directorate of Medical Education, Chennai. He has obtained his Graduation (B.pharm) from Tamil Nadu, Dr. MGR Medical University, Chennai. He has obtained his post graduation (M.pharm) from Rajiv Gandhi Proudyogiki Vishwavidhyalaya University in Bhopal. He has 25 years of academic, teaching, research, administrative as well as industry experience. He has published several articles both national and international journal. He has served as examiner in several universities for both post graduate and undergraduate pharamacy students. He has guided for several post graduate students for their research work including dissertation. He has worked as professor in Shri Ramnath Singh Mahavidyalaya, Gwalier and Jaipur college of Pharmacy, Jaipur. Also he has written eleven books in pharamcy subjects. Now this book on hand is the outcome of his meticulous and inspired work. Its quality well speak by itself.