Practice exercise (made-up values, not clinical guidance). A child weighing 12 kg is prescribed cephalexin 25 mg/kg/day, divided every 12 hours. The oral suspension contains 125 mg in 5 mL. What volume V do you give per dose? Round to one decimal place.
Pediatric & critical-care dosing worksheet with answers
Practice exercise (made-up values, not clinical guidance). A child weighs 33 lb. The prescription is cefuroxime 30 mg/kg/day in 2 equal divided doses. Using 1 kg = 2.2 lb, find the dose D in mg given each time.
Practice exercise (made-up values, not clinical guidance). A bag contains 12 500 units of heparin in 250 mL. The order is 20 units/kg/h for a patient who weighs 93 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.
Practice exercise (made-up values, not clinical guidance). An infusion of 50 units of regular insulin in 50 mL runs at 12 mL/h. How many units per hour D does the patient receive?
Practice exercise (made-up values, not clinical guidance). A dobutamine infusion of 500 mg in 250 mL runs at 17 mL/h. The patient weighs 71 kg. What dose D in mcg/kg/min is the patient receiving? Round to one decimal place.
Practice exercise (made-up values, not clinical guidance). A bag contains dobutamine 250 mg in 250 mL. The order is 2.5 mcg/kg/min for a patient who weighs 73 kg. At what rate R do you set the pump, in mL/h? Round to one decimal place.
Answer key
- 1. V = 6 mL
- 2. D = 225 mg
- 3. R = 37.2 mL/h
- 4. D = 12 units/h
- 5. D = 8 mcg/kg/min
- 6. R = 11 mL/h
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