As a teacher of medicine, he attracted students of all backgrounds and interests and was said to be compassionate and devoted to the service of his patients, whether rich or poor.
An early proponent of experimental medicine, he became a successful doctor, and served as chief physician of Baghdad and Ray hospitals.
Ī comprehensive thinker, al-Razi made fundamental and enduring contributions to various fields, which he recorded in over 200 manuscripts, and is particularly remembered for numerous advances in medicine through his observations and discoveries. He also wrote on logic, astronomy and grammar. Mohammad ebn-e Zakariyā-ye Rāzi( Persian:محمد بن زکریای رازی) or Abū Bakr Muḥammad ibn Zakariyyāʾ al-Rāzī ( Arabic: أبو بكر محمد بن زكرياء الرازي), also known by his Latinized name Rhazes), 864 or 865 – 925 or 935 CE, was a Persian physician, philosopher and alchemist, widely considered one of the most important figures in the history of medicine.
The first to write up limited or extensive notes on diseases such as smallpox and chickenpox, a pioneer in ophthalmology, author of the first book on pediatrics, making leading contributions in inorganic and organic chemistry, also the author of several philosophical works.