- 
  
  Discovered tracheotomy
 - 
  
  
 - 
  
  Discovered tooth fillings in China made of silver and tin
 - 
  
  First pharmacy was discovered in Baghdad
 - 
  
  Discovered the difference between measles and small pox
 - 
  
  Invented Islamic hospitals that provided healthcare for the ill
 - 
  
  
 - 
  
  draws what the anatomical human form is
 - 
  
  First and most famous anatomical theaters, Italy became the home of human dissection.
 - 
  
  The scientific method is introduced and used
 - 
  
  Invents the reflective microscope
 - 
  
  Describes what bacteria is
 - 
  
  
 - 
  
  First blood transfusion successfully works
 - 
  
  Shows importance of handwashing
 - 
  
  Stops outbreak of Cholera
 - 
  
  First vaccine for rabies
 - 
  
  First vaccine discovered for Typhoid fever
 - 
  
  
 - 
  
  discovers penicillin
 - 
  
  discovers Polio disease
 - 
  
  declares small pox eradicated
 - 
  
  AZT is used to combat AIDS
 - 
  
  Used sterile maggots for infectious wound treatments