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 ["60"]
Explanation
Convert weight: 66 lb ÷ 2.2 = 30 kg
Dose required: 2 mg/kg × 30 kg = 60 mg
Therefore, the child should receive 60 mg per dose.
Correct Answer is ["400"]
Explanation
Total volume: 200 mL
Time for infusion: 30 minutes = 0.5 hours
Infusion rate: 200 mL ÷ 0.5 hours = 400 mL/hour
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