the geometric mean bactericidal concentrations of chloramphenicol against susceptible strains ( 36.10 and 43.13 micrograms/ml for s. typhi and s. enteritidis , respectively ) far exceeded those of the other 11 antibiotics , with cephalothin having the next highest values ( 2.67 and 8.66 micrograms/ml ) and moxalactam ( 0.09 and 0.28 micrograms/ml ) , cefotaxime ( 0.08 and 0.28 micrograms/ml ) , ceftriaxone ( 0.07 and 0.16 micrograms/ml ) , norfloxacin ( 0.06 and 0.10 micrograms/ml ) , and aztreonam ( 0.05 and 0.20 micrograms/ml ) having the lowest values .
C0007554
cefotaxime
C0007561
ceftriaxone