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 ["83"]
Explanation
Total volume: 1,000 mL
Time for infusion: 12 hours
Infusion rate: 1,000 mL ÷ 12 hours = 83 mL/hour
Correct Answer is ["0.7"]
Explanation
Convert weight: 88 pounds ÷ 2.2 = 40 kg Dose required: 5 mcg/kg × 40 kg = 200 mcg
Volume to administer: 200 mcg ÷ 300 mcg/mL = 0.67 mL = 0.7 mL
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