IV 250 or 500 mg over 20-30 min or 1 g over 40-60 min.
Adult 1.5-2 g daily in 3-4 equally divided doses. May increase to a max dose of 50 mg/kg/day or 4 g daily.
Moderate infection 500 mg 8 hrly.
Severe infection 500 mg 6 hrly.
Severe &/or life-threatening 1,000 mg 8 hrly.
Infections due to less susceptible organisms 1,000 mg 6 hrly.
Childn ≥3 yr >40 kg Adult dose;
<40 kg 15 mg/kg 6 hrly. Max: 2 g daily.