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NR340 Pharmacology Week 1 Medication Calculation Exam With Answers (10 Solved Questions)

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    NR 340 Week 1 Medication Calculation Exam Directions: The purpose of this packet is to prepare you for the medication calculation exam that is taken on the first day of class. Complete the medication calculation practice exam prior to the first day of class if needed. In critical care, amounts are specific. If the calculation is not a whole number, then answers are rounded off to the nearest 10 th decimal place. Pumps can be programmed to allow for a 10 th decimal place. If the calculation is for drops per minute then it is rounded off to the nearest whole number because drops cannot be divided. Good Luck! 1. Your patient is ordered a dopamine drip at 7mcg/kg/min. He weighs 120 pounds. Your dopamine is supplied in a concentration of 400mg per 250ml D5W. At how many ml/hr should the IV pump be set? 7mcg 250 mL 1mg 1 kg 120 lbs 60 min = Kg/min 400 mg 1000 mcg 2.2 lbs 1 1 hr 12600000 = 880000

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    2. Your patient is on Nitroprusside (Nipride) to keep his systolic blood pressure less than 180mmHg. The physician orders state to begin the infusion at 0.1mcg/kg/min and to titrate up every 3 to 5 minutes to desired effect. Maximum dose to be given is 5mcg/kg/min. Your patient weighs 150 pounds. The medication comes supplied as 50mg in 250ml D5W. At how many ml/hr should the IV be started? What is the maximum ml/hr that the nipride can be run at? 0.1 mcg 250 ml 1 mg 1 kg 150 lbs 60 min = Kg/min 50 mg 1000 mcg 2.2 lbs 1 1 hr 225000 = 110000 14.318181 (Round to the nearest 10 th decimal place) = 14.3ml/hr 2.0454545 (Round to the nearest 10 th decimal place) = 2.0 mL/hr because trailing zeroes are not used the answer is 2 ml/hr

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    3. The physician orders Fentanyl 3mcg/kg IVP at a rate of 2mcg/kg/min for analgesia prior to inserting an endotracheal tube. The patient weighs 50 kg. The Fentanyl is supplied as 100mcg/ml. How many ml of Fentanyl will you give? 5 mcg 250 mL 1 mg 1 kg 150 lbs 60 min = Kg/min 50 mg 1000 mcg 2.2 lbs 1 1 hr 11250000 = 110000 102.27272 (Round to the nearest 10 th decimal place)= 102.3 ml/hr 3 mcg 1 mL 50 kg = Kg 1000 mg 1 150 100 =

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