ATI Dosage Calculation Critical Care Medication Test Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

ATI Dosage Calculation Critical Care Medication Test Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is the formula to calculate the correct dose of medication? Dose = (Desired Dose / Available Dose) × Quantity How do you convert 500 milliliters (mL) to liters (L)? 500 mL = 0.5 L If a doctor orders 250 mg of a medication, and the available tablets are 50 mg each, how many tablets should the nurse give? 250 mg ÷ 50 mg = 5 tablets How do you calculate the drip rate in drops per minute (gtt/min) for an IV infusion? Drip Rate = (Volume to be Infused / Time in Minutes) × Drop Factor 2 If a patient needs 0.75 L of IV fluid over 6 hours, how many milliliters per hour will the patient receive? 0.75 L = 750 mL, so 750 mL ÷ 6 hours = 125 mL/hour How many milliliters of a 1:5 solution would be required to administer a 500 mg dose? 500 mg ÷ 200 mg/mL = 2.5 mL If a child weighs 25 kg and the order is for 10 mg/kg, how many milligrams should be administered? 25 kg × 10 mg = 250 mg How would you convert 1000 mcg to milligrams (mg)? 1000 mcg = 1 mg If a patient needs 500 mL of an IV solution over 4 hours, how many milliliters per minute should the nurse set the IV pump to deliver? 500 mL ÷ 240 minutes = 2.08 mL/min 3 A patient is ordered to receive 2 grams of a medication. If each tablet contains 500 mg, how many tablets should the nurse administer? 2 grams = 2000 mg, so 2000 mg ÷ 500 mg = 4 tablets If a doctor orders 5 mL of a liquid medication to be administered every 8 hours, how much should be given in 24 hours? 5 mL × 3 doses = 15 mL How do you calculate the total volume of an IV infusion that will run over 5 hours at a rate of 150 mL per hour? 150 mL × 5 hours = 750 mL How would you convert 8 ounces to milliliters? 8 ounces = 240 mL If the doctor orders 0.25 grams of medication and the available supply is in 100 mg tablets, how many tablets should be administered? 0.25 grams = 250 mg, so 250 mg ÷ 100 mg = 2.5 tablets 4 If a patient is prescribed a 250 mg dose, and the available solution contains 50 mg per 5 mL, how many milliliters should the nurse administer? 250 mg ÷ 50 mg × 5 mL = 25 mL How many milliliters are in 2.5 liters? 2.5 L = 2500 mL A patient is prescribed 500 mg of a medication, and the available tablets are 250 mg each. How many tablets should be given? 500 mg ÷ 250 mg = 2 tablets