Professor Ranjit Roy Chaudhury is a leading clinical pharmacologist in the country, who heads the India-WHO Programme in Rational Use of Drugs in India. He is also the President of the Delhi Society for Promotion of Rational Use of Drugs and the Delhi Medical Council.
Professor Roy Chaudhury obtained his D.Phil from Oxford after which he has worked as Professor of Pharmacology and Dean at the Postgraduate Institute of Medical Education and Research, Chandigarh. He has also worked in senior positions at the World Health Organization and now holds the position of Emeritus Scientist at the National Institute of Immunology, New Delhi and UNESCO Professor of Rational Use of Drugs at Chulalongkorn University, Bangkok.
Professor Roy Chaudhury's major interests are in clinical pharmacology, rational use of drugs, herbal medicines and in contraceptive development. He has published several books in these areas and heads the Toxicology Review Panel of the Indian Council of Medical Research and the Scientific Advisory Group in Traditional Medicine of the same organisation.