Skin and skin structures, respiratory tract infections.
Lobar pneumonia. Adults: 500 mg q 6 hr or 1 g q 12 hr.
Uncomplicated UTIs. Adults, usual: 500 mg q 12 hr.
More serious infections and prosta-titis.
500 mg q 6 hr or 1 g q 12 hr (severe, chronic infections may require up to 1 g q 6 hr).
Pediatric, over 9 months: 25-50 mg/kg/day in equally divided doses q 6-12 hr (75-100 mg/kg/day for otitis media). • Deep IM, IV
General infections. Adults: 2-4 g/day in equally divided doses q.i.d.
Surgical prophylaxis. Adults: 1 g 30-90 min before surgery; then, 1 g q 4-6 hr for one to two doses (or up to 24 hr postoper-atively).
Cesarean section, prophylaxis. IV: 1 g when the umbilical cord is clamped; then, give two additional 1-g doses IV or IM 6 and 12 hr after the initial dose. Pediatric, over 1 year: 50-100 mg/kg/day in equally divided doses q.i.d.
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