Rhazes' (864-925) views on cancer and the introduction of chemotherapy.

Abu Bakr Muhammad ibn Zakariya al-Razi, known also by his Latinized name Rhazes, stands among the Arabo-islamic physicians as the most important medical figure of his time. His contribution to medicine is considered vital as through his work and translations, the ancient Greek medicine along with the Arabian innovations, were spread in the Western medical literature. In his masterpiece entitled: "The comprehensive book on medicine", known also as "The large comprehensive or Continens Liber", he had thoroughly studied cancer, discussing its diagnosis and treatment. He was among the pioneers to introduce the notion of chemotherapy by combining alchemical, chemical, medical and pharmaceutical knowledge.