ciprofloxacin combined with azlocillin , ceftizoxime , or aminoglycosides in broth microdilution checkerboards against 100 gram-negative bacilli and gram-positive cocci demonstrated that ciprofloxacin combined with azlocillin or ceftizoxime was synergistic against at least 50 percent of p. aeruginosa and serratia marcescens isolates and that ciprofloxacin combined with amikacin was synergistic against at least 50 percent of s. marcescens and staphylococcus aureus isolates .
C0002556
aminoglycosides
C0002499
amikacin