Ceftriaxone Injection (Brand Name: Rocephin; Wintriaxone) Patient’s weight: kilograms pounds Pediatric ≥1 month: 50 to 75 mg/kg/day IV/IM once daily (Max 2 g/day) Pediatric ≥1 month: 50 to 75 mg/kg/day IV/IM divided Q12H (Max 2 g/day)