His work, Qanun fi Thib or The Canon of Medicine contains encyclopedias about medicine and medicines that go far beyond thinking at that time in medicine, in this book also discussed quarantine in overseeing the spread of infectious diseases, Ibn Sina explained that diseases caused by microorganisms are highly contagious to the environment. around, because it requires limitation of space of the population. The Canon of Medicine was translated into Latin in the 12th century in Spain. This book in the 13th century was taught at the University of Bologna, the oldest European university in Italy. Then in our Asy-Syifa, he wrote about the ways of treatment as well as the medicine, in Latin discussion, this book is known by the name 'Sanatio'.
His services in medicine were enormous, Ibn Sina was the first doctor to fully record and describe the anatomy of the human body. Then, the person who first formulated, that physical health and mental health are related and mutually supportive, who introduced the world of medicine to the science of pathology and pharmacy, and people who introduced treatment procedures systematically.
Besides being well-known as an expert in the fields of religion and medicine, Ibn Sina was also an expert in mathematics, logic, physics, geometry, astronomy, metaphysics and philosophy. At the age of 18, Ibn Sina received the title as a physicist.
In the field of philosophy, Ibn Sina was a devout Muslim and sought to reconcile rational philosophy with Islamic theology. The aim is to prove the existence of God and His creation from the scientific world and through reason and logic.