using escherichia coli , klebsiella pneumoniae/klebsiella oxytoca , pseudomonas aeruginosa and staphylococcus aureus strains , we examined a possible influence of pipemidic acid , minocycline , gentamicin , cefazolin , mezlocillin and ampicillin on the antibiotic activity of ciprofloxacin .
C0025893
mezlocillin
C0002680
ampicillin