- 
  
  
 - 
  
  The first pharmacy was established in Bahgdad
 - 
  
  discovered difference between measles and small pocks
 - 
  
  founded to treat the ill
 - 
  
  medical care became regulated
 - 
  
  Discovered ophthalmology and optics
 - 
  
  
 - 
  
  made printing books faster possible
 - 
  
  came to use in Europe and changed the way people thought about medicine and research. also used to acquire new knowledge
 - 
  
  Discovered the micrometer
 - 
  
  discovered the microscope which allowed more accurate observations of patients and symptoms
 - 
  
  describes bacteria
 - 
  
  
 - 
  
  Discovered 1st vaccination
 - 
  
  first successful blood transfusion
 - 
  
  carried out experiments that became the basis for modern microbiology
 - 
  
  Discovered and emphasized the importance of disinfecting surgical equipment and washing your hands as a way to prevent the spread of infection
 - 
  
  Rabbies vaccines were used
 - 
  
  
 - 
  
  discovered penicillin
 - 
  
  Used to combat AIDS
 - 
  
  declares smallpox eradicated
 - 
  
  used sterile maggots for infectious wound treatment
 - 
  
  vaccine to prevent cervical cancer
 - 
  
  provides incentives for practitioners