the in vitro bactericidal interactions of three new extended-spectrum cephalosporins ( ceftriaxone , ceftizoxime , or ceftazidime ) in combination with gentamicin or amikacin were compared against 40 recent nosocomial bloodstream enterobacteriaceae isolates by the timed-kill curve technique .
C3536856
cephalosporins
C0007560
ceftizoxime