Dosage Calculation Practice Problems Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Dosage Calculation Practice Problems Questions and Answers | Latest Version | 2025/2026 | Correct & Verified A patient is prescribed 300 mg of a medication. The available tablet strength is 150 mg per tablet. How many tablets should be administered? **Working**: 300 mg ÷ 150 mg/tablet = 2 tablets 2 tablets A physician orders 750 mg of a medication to be given orally. The medication comes in 250 mg capsules. How many capsules should the patient take? **Working**: 750 mg ÷ 250 mg/capsule = 3 capsules 3 capsules The order is for 0.5 g of a drug to be administered via injection. The available vial contains 200 mg/mL. How many mL will you administer? **Working**: Convert grams to milligrams: 0.5 g = 500 mg 2 500 mg ÷ 200 mg/mL = 2.5 mL 2.5 mL A patient is prescribed 2.5 mg of a medication. The available vial contains 1 mg/mL. How many mL will be required? **Working**: 2.5 mg ÷ 1 mg/mL = 2.5 mL 2.5 mL The order is for 1.5 g of medication to be given intravenously. The solution contains 500 mg in 50 mL. How many mL should be administered? **Working**: 1.5 g = 1500 mg 1500 mg ÷ 500 mg/50 mL = 1500 ÷ 500 = 3 → 3 × 50 mL = 150 mL 150 mL You need to administer 500 mL of a solution over 6 hours. What should the infusion rate be in mL/hr? **Working**: 3 500 mL ÷ 6 hours = 83.33 mL/hr 83.33 mL/hr A nurse needs to administer a dose of 100 mcg/min via IV. The infusion is made with a solution that contains 250 mg in 250 mL. How many mL/hr will you need to administer? **Working**: 100 mcg/min ÷ 1000 = 0.1 mg/min 0.1 mg/min ÷ (250 mg/250 mL) = 0.1 ÷ 1 = 0.1 mL/min 0.1 mL/min × 60 min = 6 mL/hr 6 mL/hr A doctor orders 600 mg of a medication to be administered orally. The medication is available in 200 mg tablets. How many tablets should be given? **Working**: 600 mg ÷ 200 mg/tablet = 3 tablets 3 tablets The doctor orders a dose of 40 mL of a medication. The available solution contains 10 mg/mL. How many mg of medication will be administered? 4 **Working**: 40 mL × 10 mg/mL = 400 mg 400 mg A patient weighs 50 kg and needs a dose of 5 mg/kg. How much medication should the patient receive? **Working**: