Description
A cephalosporin antibiotic; active against clinical isolates of E. coli, K. pneumoniae, P. mirabilis, S. pneumoniae, and S. pyogenes (MIC90s = 3.13, 0.2, ≤0.025, 0.2, and 0.39 µg/ml, respectively); resistant to hydrolysis by β-lactamases; increases survival in mice infected with E. coli, K. pneumoniae, or P. mirabilis (ED50s = 0.212, 0.132, and 0.349 mg/kg, respectively)