ceftazidime , a new beta-lactamase resistant aminothiazo-oyl cephalosporin with a broad spectrum of antibacterial activity against gram-positive and gram-negative bacteria , including pseudomonas species , was evaluated clinically for efficacy and safety at 3 dosage levels in patients with acute genitourinary tract infection .
C0007559
ceftazidime
C0279516
antibacterial