Third-generation cephalosporins
are hydrolyzed by enterobacter chromosomal
ß-lactamase
Chambers, H.F., Hadley, W. K.
and Jawetz, E. Introduction to Antimicrobial Agents in
Basic and Clinical Pharmacology, (Katzung, B. G., ed)
Appleton-Lange, 1998, p 734.
Effective against P. aeruginos