HESI RN Dosage Calculations Questions &
Answers 2025 update
1.
A client with cardiogenic shock weighs 220 lb and is receiving dopamine at the rate of 3
mcg/kg/minute. The solution strength available is dopamine 400 mg in 250 ml of D5W. The nurse
should set the infusion pump to deliver how many ml/hour? (Enter numeric value only. If
rounding is required, round to the nearest tenth.)
Correct answer(s): 11.3
2.
A client with hypertension who weighs 72.4 kg is receiving an infusion of nitroprusside (Nipride)
50 mg in D5W 250 ml at 75 ml/hour. How many mcg/kg/minute is the client receiving? (Enter
numeric value only. If rounding is required, round to the nearest tenth.)
Correct answer(s): 3.5
3.
A client who weighs 70 kg is receiving a dopamine solution of 800 mg/500 ml normal saline at 5
ml/hour. How many mcg/kg/minute is the client receiving? (Enter the numeric value only. If
rounding is required, round to the nearest tenth.)
Correct answer(s): 1.9
4.
A client is receiving an IV solution of sodium chloride 0.9% (Normal Saline) 250 ml with
amiodarone (Cordarone) 1 gram at 17 ml/hour. How many mg/minute of amiodarone is infusing?
(Enter numeric value only. If rounding is required, round to the nearest tenth.)
Correct answer(s): 1.1
5.
A client who weighs 176 pounds is receiving an IV infusion with esmolol hydrochloride
(Brevibloc) at 48 ml/hour. The IV solution is labeled with the concentration of Brevibloc 10
mg/ml. How many mcg/kg/minute is the client receiving? (Enter numeric value only.)
1
, Correct answer(s): 100
6.
The nurse is preparing the change-of-shift report for a client who has a 265 ml secondary infusion
that was started 2 hours ago at a rate of 85 ml/hour via an infusion pump. The nurse should report
that how many ml remain to be infused by the on-coming nurse? (Enter numeric value only.)
Correct answer(s): 95
7.
A male client receives a prescription for ondansetron hydrochloride (Zofran) 4 mg IV to prevent
postoperative nausea after an inguinal hernia repair. The medication is available in 2 mg/ml. How
many ml should the nurse administer? (Enter numeric value only.)
Correct answer(s): 2
8.
The nurse is preparing to administer Hepatitis B Vaccine, Recombinant (Energix-B) 5 mcg IM to
a school-aged child. The vaccine is labeled, 10 mcg/ml. How many ml should the nurse
administer? (Enter numeric value only. If rounding is required, round to the nearest tenth).
Correct answer(s): 0.5
9.
A client's daily PO prescription for aripiprazole (Abilify) is increased from 15 mg to 30 mg. The
medication is available in 15 mg tablets, and the client already received one tablet today. How
many additional tablets should the nurse administer so the client receives the total newly
prescribed dose for the day? (Enter numeric value only.)
Correct answer(s): 1
#10 OMITTED
11.
The nurse is administering a 250 milliliter (ml) intravenous solution to be infused over 2 hours.
How many ml/hour should the nurse program the infusion pump? (Enter numeric value only.)
Correct answer(s): 125
2
Answers 2025 update
1.
A client with cardiogenic shock weighs 220 lb and is receiving dopamine at the rate of 3
mcg/kg/minute. The solution strength available is dopamine 400 mg in 250 ml of D5W. The nurse
should set the infusion pump to deliver how many ml/hour? (Enter numeric value only. If
rounding is required, round to the nearest tenth.)
Correct answer(s): 11.3
2.
A client with hypertension who weighs 72.4 kg is receiving an infusion of nitroprusside (Nipride)
50 mg in D5W 250 ml at 75 ml/hour. How many mcg/kg/minute is the client receiving? (Enter
numeric value only. If rounding is required, round to the nearest tenth.)
Correct answer(s): 3.5
3.
A client who weighs 70 kg is receiving a dopamine solution of 800 mg/500 ml normal saline at 5
ml/hour. How many mcg/kg/minute is the client receiving? (Enter the numeric value only. If
rounding is required, round to the nearest tenth.)
Correct answer(s): 1.9
4.
A client is receiving an IV solution of sodium chloride 0.9% (Normal Saline) 250 ml with
amiodarone (Cordarone) 1 gram at 17 ml/hour. How many mg/minute of amiodarone is infusing?
(Enter numeric value only. If rounding is required, round to the nearest tenth.)
Correct answer(s): 1.1
5.
A client who weighs 176 pounds is receiving an IV infusion with esmolol hydrochloride
(Brevibloc) at 48 ml/hour. The IV solution is labeled with the concentration of Brevibloc 10
mg/ml. How many mcg/kg/minute is the client receiving? (Enter numeric value only.)
1
, Correct answer(s): 100
6.
The nurse is preparing the change-of-shift report for a client who has a 265 ml secondary infusion
that was started 2 hours ago at a rate of 85 ml/hour via an infusion pump. The nurse should report
that how many ml remain to be infused by the on-coming nurse? (Enter numeric value only.)
Correct answer(s): 95
7.
A male client receives a prescription for ondansetron hydrochloride (Zofran) 4 mg IV to prevent
postoperative nausea after an inguinal hernia repair. The medication is available in 2 mg/ml. How
many ml should the nurse administer? (Enter numeric value only.)
Correct answer(s): 2
8.
The nurse is preparing to administer Hepatitis B Vaccine, Recombinant (Energix-B) 5 mcg IM to
a school-aged child. The vaccine is labeled, 10 mcg/ml. How many ml should the nurse
administer? (Enter numeric value only. If rounding is required, round to the nearest tenth).
Correct answer(s): 0.5
9.
A client's daily PO prescription for aripiprazole (Abilify) is increased from 15 mg to 30 mg. The
medication is available in 15 mg tablets, and the client already received one tablet today. How
many additional tablets should the nurse administer so the client receives the total newly
prescribed dose for the day? (Enter numeric value only.)
Correct answer(s): 1
#10 OMITTED
11.
The nurse is administering a 250 milliliter (ml) intravenous solution to be infused over 2 hours.
How many ml/hour should the nurse program the infusion pump? (Enter numeric value only.)
Correct answer(s): 125
2
