feedback3="'''Incorrect''' Ceftiofur is a second generation cephalosporin which has a very broad spectrum of action with very high activity against enterobacteriaceae. Although it struggles against the most difficult gram negative organisms. [[Cephalosporins#Spectrum of Activity |Cephalosporins.]]" | feedback3="'''Incorrect''' Ceftiofur is a second generation cephalosporin which has a very broad spectrum of action with very high activity against enterobacteriaceae. Although it struggles against the most difficult gram negative organisms. [[Cephalosporins#Spectrum of Activity |Cephalosporins.]]" |