the minimal inhibitory concentrations ( mics ) of the newer beta-lactam antibiotic , imipenem , were compared with those of cefoxitin , cefotetan , penicillin , amoxycillin , ticarcillin and metronidazole against 114 clinical isolates of the bacteroides fragilis group of anaerobic organisms .
C0030842
penicillin
C0040193
ticarcillin