the in vitro activity of a new cephalosporin , cefmenoxime , was tested by an agar dilution procedure against 616 strains of gram negative rods resistant to various beta-lactams and was compared with that of cefotaxime , lamoxactam , ceftazidime ( and cefsulodin against p. aeruginosa ) .
C0007549
cefmenoxime
C0007554
cefotaxime