Description and classification of the newer cephalosporins and their relationships with the established compounds.

Administration, Oral Animal Diseases/drug therapy Animals Cephalosporinase/metabolism Cephalosporins/administration & dosage,classification Drug Resistance, Microbial Humans Infusions, Parenteral Injections, Intramuscular Intestinal Absorption Kinetics Pseudomonas aeruginosa/drug effects

Cephalosporins Cephalosporinase