It is heartening to find a book on Ayurvedic Pharmacology expositioning the role of the basic concepts-Rasdi in drug action. The knowledge of concepts and their application in sine qua non for proper understanding of the phases / levels of drug action. The book "Basic Concepts of Ayurvedic Pharmacology" authored by K. Nishteswar covers basic principles of drug action, drug evaluation and the importance of Rasadi in understanding Ayurvedic Pharmacology. The role of each one of the components- Rasa, Guna, Virya, Vipaka and their interrelationship together with their relation to Panchabhutas- has been elucidated.

The author devised suitable experimental models to vivify the basic principles relevant for drug acion. They have been well explained, and they provide operational leads to carry out further studies.

The author, an erudite scholar of Ayurveda, is a senior teacher with long experience in the field of Dravyaguna- both as a teacher and a research worker. The book reflects his analytical approach and prowess in interpretation of the concepts for proper understanding and appreciation.

The teachers, research scholars and students will find this book "Basic concepts of Ayurvedic Pharmacology" as thought provoking, and providing new and novel operational vistas.