have claimed to have discovered the philosopher's stone, and to have made the universal medicine. But it is not at all certain that he contemplated medicine at all. His language is highly figurative, and probably when he says his gold had cured six lepers he meant only that he had, or thought he had, extracted gold from six baser metals.
Rhazes, whose Europeanised name is the modification of Arrasi, which was the final member of a long series of Eastern patronymics, was of Persian birth, and commenced his studies in that country with music and astronomy. When he was thirty he removed to Bagdad, and it was not until then that he took up the sciences of chemistry and medicine. Subsequently he was made director of the hospital of Bagdad, and his lectures on the medical art were attended by students from many countries. His principal work was entitled Hhawi, which has been translated Continent, apparently because it was supposed to contain all there was to know about medicine. The style of this treatise is that of notes without method, and it is certain that it could not have been written entirely by Rhazes. as authorities are named who did not live until after he had died. The theory is that Rhazes left a quantity of notes of his lectures and cases, and that some of his disciples afterwards published them with additions, but without much editing.
Among the methods of treatment for which Rhazes is responsible may be mentioned that of phthisis, with milk and sugar; of high fever, with cold water; of weakness of the stomach and of the digestive organs, with cold water and buttermilk; and he advises sufferers from melancholia to play chess. He states that fever is not itself a disease, but an effort of nature to cast out a
