a single oral dose of penicillin v ( 36 mg/kg ) or amoxicillin ( 50 mg/kg ) , two oral doses of penicillin v ( 36 and 18 mg/kg with a 7-h interval between doses ) , or six oral doses of amoxicillin ( 50 mg/kg followed by 8.5 mg/kg at 8-h intervals ) protected recipients of the lowest inoculum concentration ;
C0030842
penicillin
C0030840
penicillin v