Caplet Adult & childn >12 yr 250 mg 2 times daily, may be increased up to 500 mg 2 times daily.
Infant & childn ≤12 yr 125 mg 2 times daily.
Uncomplicated UTI 125-250 mg 2 times daily.
Uncomplicated gonococcal urethritis 1 g as a single dose.
Otitis media Childn ≥2 yr 250 mg,
<2 yr 125 mg. To be taken 2 times daily.
Inj Adult 750 mg-1.5 g 8 hrly IM or IV for 5-10 days. If necessary, may increase to 3-6 g/day 6 hrly.
Childn & infant >3 mth 50-100 mg/kg/day 6-8 hrly, severe & serious infections: 100 mg/kg/day.
Bone & joint infections 150 mg/kg/day 8 hrly (not exceeding max dosage of adult).
Bacterial meningitis 200-240 mg/kg/day IV 6-8 hrly.