the following drug combinations additively augmented the antibacterial activity of 65 % ( v/v ) of human blood against two selected isolates of p. aeruginosa : tobramycin ( 1 microgram/ml ) plus the mic or 2 x mic concentrations of azlocillin , aztreonam , ceftazidime , ciprofloxacin , imipenem , norfloxacin , ofloxacin , piperacillin , and ticarcillin , respectively .
C0279516
antibacterial
C0020933
imipenem