An IV infusion contains 1,500 mL and is prescribed to run at 125 mL per hour. How long will the infusion take to complete?
Correct answer: C. 12 hours
- A. 8 hours
- B. 10 hours
- C. 12 hours
- D. 15 hours
Explanation
Time equals total volume ÷ hourly rate: 1,500 mL ÷ 125 mL/hour = 12 hours. This calculation assumes the prescribed rate remains constant.
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About Drug Calculations and Dosage
Drug calculations apply measurement systems, unit conversions, dosage formulas, tablet and liquid doses, percentage and ratio strength, and weight based dosing. Work also includes calculating IV flow rates, infusion times and doses for children, while distinguishing the prescribed dose from the available concentration.
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