This present volume is the first of the Todarananda Ayurveda Saukhyam Series. It deals with the portion of the Materia Medica which is generally known asNighantu. The Materia Medica of Ayurveda represents a rich storehouse ofknowledge of drugs based on centuries of experience. Scientists, researchworkers, physicians and students interested in Ayurveda will appreciatethis volume as it is translated into a language which is generally understoodby all.