Medication Calculations NCLEX Questions

A prescription reads morphine sulfate, 8 mg stat. The medication ampule reads morphine sulfate, 10 mg/mL. The nurse prepares how many milliliters (mL) to administer the correct dose? Answer: _______ mL

0.8 mL

A prescription reads to administer an intravenous (IV) dose of 400,000 units of penicillin G benzathine. The label on the 10-milliliters (mL) ampule sent from the pharmacy reads penicillin G benzathine, 300,000 units/mL. The nurse prepares how much medication to administer the correct dose? Record your answer using 1 decimal place. Answer: _______ mL

1.3 mL

A prescription reads levothyroxine, 150 mcg orally daily. The medication label reads levothyroxine, 0.1 mg/tablet. The nurse administers how many tablet(s) to the client? Fill in the blank. Answer: _______ tablet(s)

1.5 tablets

A prescription reads to infuse 1 unit of packed red blood cells over 4 hours. The unit of blood contains 250 mL. The drop factor is 10 drops (gtt)/1 mL. The nurse prepares to set the flow rate at how many drops per minute? Record your answer to the nearest whole number. Answer: _______ drops per minute

10 gtt/min

A prescription reads 3000 mL of D5W to be administered over a 24-hour period. The nurse determines that how many milliliters (mL) per hour will be administered to the client? Answer: _______ mL/hr

125 mL/hr

A prescription reads potassium chloride 30 mEq to be added to 1000 mL normal saline (NS) and to be administered over a 10-hour period. The label on the medication bottle reads 40 mEq/20 mL. The nurse prepares how many milliliters (mL) of potassium chloride to administer the correct dose of medication? Answer: _______ mL

15 mL

A prescription reads heparin sodium, 1300 units/hr by continuous intravenous (IV) infusion. The pharmacy prepares the medication and delivers an IV bag labeled heparin sodium 20,000 units/250 mL D5W. An infusion pump must be used to administer the medication. The nurse sets the infusion pump at how many milliliters (mL) per hour to deliver 1300 units/hour? Records your answer to the nearest whole number. Answer: _______ mL/hr

16 mL/hr

A prescription reads phenytoin 0.2 g orally twice daily. The medication label states that each capsule is 100 mg. The nurse prepares how many capsule(s) to administer 1 dose? Answer: _______ capsule(s)

2 capsules

A prescription reads clindamycin phosphate 0.3 g in 50 mL normal 2saline (NS) to be administered intravenously over 30 minutes. The medication label reads clindamycin phosphate 900 mg in 6 mL. The nurse prepares how many milliliters (mL) of the medication to administer the correct dose? Answer: _______ mL

2 mL

A prescription reads 1000 mL of normal saline (NS) to infuse over 12 hours. The drop factor is 15 drops (gtt)/1 mL. The nurse prepares to set the flow rate at how many drops per minute? Record your answer to the nearest whole number. Answer: _______ drops per minute

21 gtt/min

Cefuroxime sodium, 1 g in 50 mL normal saline (NS), is to be administered over 30 minutes. The drop factor is 15 drops (gtt)/1 mL. The nurse sets the flow rate at how many drops per minute? Answer: _______ drops per minute

25 gtt/min

A prescription reads 1000 mL of normal saline 0.9% to infuse over 8 hours. The drop factor is 15 drops (gtt)/1 mL. The nurse sets the flow rate at how many drops per minute? Record your answer to the nearest whole number. Answer: _______ drops per minute

31 gtt/min

Gentamicin sulfate, 80 mg in 100 mL normal saline (NS), is to be administered over 30 minutes. The drop factor is 10 drops (gtt)/1 mL. The nurse sets the flow rate at how many drops per minute? Record your answer to the nearest whole number. Answer: _______ drops per minute

33 gtt/min

A prescription reads 1000 mL D5W to infuse at a rate of 125 mL/hr. The nurse determines that it will take how many hours for 1 L to infuse? Answer: _______ hour(s)

8 hours

A prescription reads regular insulin, 8 units/hr by continuous intravenous (IV) infusion. The pharmacy prepares the medication and then delivers an IV bag labeled 100 units of regular insulin in 100 mL normal saline (NS). An infusion pump must be used to administer the medication. The nurse sets the infusion pump at how many milliliters (mL) per hour to deliver 8 units/hr? Answer: _______ mL/hr

8 mL/hour