Definition: A group of broad-spectrum antibiotics first isolated from the Mediterranean fungus ACREMONIUM. They contain the beta-lactam moiety thia-azabicyclo-octenecarboxylic acid also called 7-aminocephalosporanic acid.
Other names Antibiotics, Cephalosporin; Cephalosporin Antibiotics; Acids, Cephalosporanic; Cephalosporanic Acids