subcutaneous injections of sodium ampicillin at 25 mg/kg with aqueous probenecid at 200 mg/kg resulted in a peak serum ampicillin concentration ( 12.8 microgram/ml ) three times as high as the peak produced by the subcutaneous injection of ampicillin alone at 50 mg/kg ( 4.2 microgram/ml ) .
C0282052
sodium ampicillin
C0002680
ampicillin