the antibacterial activity of the new penem compound hre 664 was evaluated in 451 clinical isolates , including ampicillin-resistant members of the family enterobacteriaceae , acinetobacter spp. , haemophilus influenzae , staphylococcus aureus , and beta-hemolytic streptococci , and compared with those of piperacillin , ceftazidime , ceftriaxone , aztreonam , imipenem , and the penem compound sch 34343 .
C0279516
antibacterial
C0007561
ceftriaxone