combinations of aminoglycosides plus ceftriaxone or ceftizoxime exhibited an enhanced bactericidal effect with the highest frequency ( approximately 85 to 90 % ) , whereas gentamicin-ceftazidime combinations demonstrated the lowest frequency ( for 60 % of assays , p less than 0.0005 against the nonceftazidime regimens ) .
C0002556
aminoglycosides
C0017436
gentamicin