The healthcare provider prescribes amrinone 55 mg via IV bolus to be given over 2 minutes. The available vial is labeled, amrinone 100 mg/20 mL. How many ml. should the nurse administer per minute? (Enter numeric value only. If rounding is required, round to the nearest tenth.)
The Correct Answer is ["5.5"]
Dose required: 55 mg
Concentration: 100 mg/20 mL = 5 mg/mL
Volume to administer: 55 mg ÷ 5 mg/mL = 11 mL
Infusion rate: 11 mL ÷ 2 minutes = 5.5 mL/min
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["1","250"]
Explanation
Convert weight: 55 pounds ÷ 2.2 = 25 kg
Total daily dose: 300 mg/kg × 25 kg = 7,500 mg
Dose per 4 hours: 7,500 mg ÷ 6 = 1,250 mg per dose
Correct Answer is ["1"]
Explanation
Concentration: 2 mg/mL
Volume to administer: 2 mg ÷ 2 mg/mL = 1 mL
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