the effect of erythromycin on the in vitro activity of cefotaxime , ceftizoxime , cefoperazone , moxalactam , ceftazidime , cefmenoxime , aztreonam , imipenem , piperacillin , and gentamicin against 89 bacteria isolated from sputum and tracheal aspirates of patients admitted to intensive care units was evaluated .
C0007554
cefotaxime
C0007549
cefmenoxime