Abstract
Nezami Aruzi prepared Čahār Maqāla (Four Discourses) as a guide and admonishment for the rulers and kings. The fourth discourse of Čahār Maqāla with 12 anecdotes is devoted to the science of medicine and the characteristics of the physicians. The discourse presents the name of the eminent scientists, physicians, as well as Farsi and Arabic medical books that had professional acceptance in the medieval in Persia. The author has described how medicine was studied in the medieval in Persia and has presented notes on the physiology of the nervous system, pulse, uroscopy, fever, spiritual affairs and medical ethics. The current essay is a brief review of the medical subjects in Čahār Maqāla.