Dermatology in the Ancient Arab Heritage (إنَّما يَخشى الله مِن ...
... Arab physicians believed that letting blood will get rid of the excess ... Arabs recognized the pimples and vesicles "protuberances" appearing on the skin .... All are grinde to powder and applied to the skin and kept overnight and ...
http://www.ojed.gazi.edu.tr/ojed/1-1-2009/history.ppt