Question
Sat October 27, 2012 By:
 

why are antibiotics not effective against viral diseases?

Expert Reply
Tue October 30, 2012
Antibiotics block specific metabolic pathways found in bacteria. Antibiotics act by targeting such features as the bacterial cell wall, 70S ribosomes, and enzymes that are specific to bacteria. Viruses do not have metabolic pathways like bacteria and therefore antibiotics do not work on viruses.
Ask the Expert