His research included studies of physostigmine, developed from calabar beans and now used to treat Alzheimer's, glaucoma, myasthenia gravis, and other illnesses, and Strophanthus hispidus, a shrub from which some heart medicines are derived.Wife: Susanna Margaret Duncan FraserSon: Francis Richard Fraser (physician, b. 1885, d. 1964) Medical School: MD, University of Edinburgh (1862) Professor: Med