section_path: Principal works/The Canon of Medicine
section_name: The Canon of Medicine
paragraph_text: The Canon of Medicine
  
  Avicenna authored a five-volume medical encyclopedia, The Canon of Medicine (Arabic: القانون في الطب, romanized: al-Qānūn fī l-ṭibb). It was used as the standard medical textbook in the Islamic world and Europe up to the 18th century. The Canon still plays an important role in Unani medicine.