Nokea
A child is to receive vancomycin 40 mg/kg intravenously one hour before a scheduled procedure. The child weighs 44 pounds. How many mg of the medication should the nurse administer? (Enter numeric value only.)
Correct Answer: 798
Rationale: Weight: 44 × 0.4536 = 19.9584 kg. Dose: 40 mg/kg × 19.9584 = 798.336 mg, rounded to 798.
You may also like to solve these questions
The healthcare provider prescribes cefazolin 800 mg IM every six hours. The available vial is labeled, 'Cefazolin 1 gram,' and the instructions for reconstitution state, For IM use add 2.5 mL sterile water for injection to provide a total volume of 3.0 mL'. After reconstitution, the solution contains how many mg/mL? (Enter numeric value only. If rounding is required, round to the nearest whole number.)
Correct Answer: 333
Rationale: Concentration: 1000 mg / 3 mL = 333.333 mg/mL, rounded to 333.
The healthcare provider prescribes enoxaparin 1 mg/kg subcutaneously every 12 hours for a client who weighs 132 pounds. The medication is available in 60 mg/0.6 mL prefilled syringe. How many mL should the nurse administer per day? (Enter numerical value only.)
Correct Answer: 1.2
Rationale: Weight: 132 × 0.454 = 59.928 kg. Dose: 1 mg/kg × 59.928 = 59.928 mg. Volume per dose: (59.928 × 0.6) / 60 = 0.59928 mL. Daily volume: 0.59928 × 2 = 1.19856 mL, rounded to 1.20 mL.
The nurse is initiating a 500 mL IV of normal saline at 60 mL/hour for a client with heart failure. How many hours should the IV infuse? (Enter numeric value only. If rounding is required, round to the nearest tenth.)
Correct Answer: 8.3
Rationale: Duration = 500 mL / 60 mL/hour = 8.333 hours, rounded to 8.3.
The healthcare provider prescribes heparin 1,400 units/hour intravenously (IV). The IV bag contains heparin 20,000 units in 250 mL dextrose 5% in water. How many mL/hr should the nurse program the infusion pump to deliver? (Enter numeric value only. If rounding is required, round to the nearest whole number.)
Correct Answer: 18
Rationale: Infusion rate = (1400 units/hour × 250 mL) / 20000 units = 17.5 mL/hour, rounded to 18.
A client with a renal calculi receives a prescription for an intravenous infusion of 0.9% Sodium chloride Injection, USP 1,000 mL to be infused over 2.5 hours. The nurse should program the infusion pump to deliver how many mL/hour? (Enter numeric value only. If rounding is required, round to the nearest whole number.)
Correct Answer: 400
Rationale: Infusion rate = 1000 mL / 2.5 hours = 400 mL/hour.