COLISTIN

About: 

• Name: Colistin is also known as polymyxin E. 
  
  
• What is it? Colistin is a valuable, last-resort antibiotic that saves lives in critical care units. It is effective against most Gram-negative bacilli. 
  
  
• Issues with it: 
  • In recent years, medical professionals have been alarmed by the number of patients who have exhibited resistance to the drug. 
    
    
  • Late last year, researchers from Apollo Cancer Hospital, Chennai claimed that samples of raw food lifted from across Chennai had tested positive for colistin-resistant bacteria.