750 mg tds IM or IV, for severe infections dose may be increased to 1.5 g IV tds. Infant & childn
30-100 mg/kg daily IV in 3-4 divided doses. 60 mg/kg daily may be given for most infections. Neonate
30-100 mg/kg daily in 2-3 divided doses. Gonorrhoea
1.5 g as single dose. Meningitis Adult
3 g IV 8 hrly. Infant & childn
200-240 mg/kg daily IV in 3-4 divided doses, reduced to 100 mg/kg daily IV after 3 days. Neonate
Initially 100 mg/kg daily IV, may be reduced to 50 mg/kg daily as indicated. Prophylaxis
1.5 g IV w/ anaesth induction.