Deck 24: Critical Care Calculations

Question 1

Directions: Calculate the dosages as indicated.

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A client is receiving procainamide 1 g in 500 mL D5W at 120 mL/hr.
a. mg/hr: _____
b. mg/min: _____

Answer 1

a. 240
b. 4

Question 2

Directions: Calculate the dosages as indicated.

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Dopamine 4 mcg/kg/min is ordered for a client who weighs 165 lb. The solution available is 400 mg of Dopamine in 250 mL D5W. To infuse by infusion pump that delivers in tenths of a milliliter:
a. mg/min: ____
b. mg/hr: _____
c. mL/hr: ____

Answer 2

a. 0.3
b. 18
c. 11.3

Question 3

Directions: Calculate the dosages as indicated.

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Esmolol is ordered for a client. The solution available is 2.5 g in 250 mL D5W. The order is to infuse 32 mL/hr.
a. mg/hr: _____
b. mg/min: _____

Answer 3

a. 320
b. 5.3

Question 4

Directions: Calculate the dosages as indicated.

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Order: Dobutamine 2.5 mcg/kg/min for a client who weighs 193 lb
Available: Dobutamine 250 mg in 250 mL D5W
a. What is the client's weight in kilograms? _____ (to the nearest tenth)
b. Calculate the rate in mL/hr required to infuse 2 mcg/kg/min: _____

Question 5

Directions: Calculate the dosages as indicated.

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A client weighing 80 kg has an order for Intropin to infuse at 8 mcg/kg/min. The solution available is 800 mg Intropin in 500 mL D5W.
a. mcg/min: _____
b. mL/hr: _____

Question 6

Directions: Calculate the dosages as indicated.

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Nitroglycerine has been ordered to titrate at 10 mcg/min to 30 mcg/min, and the rate should be increased by 5 mcg/min every 3-5 min for chest pain. The solution contains 50 mg nitroglycerin in 250 mL D5W. Develop a titration table in 5 mcg increments. The pump delivers in tenths of a milliliter.

Question 7

Directions: Calculate the dosages as indicated.

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Lidocaine to infuse at 3 mg/min. The solution available is 2 g of lidocaine in 500 mL D5W. Determine the IV flow rate. ____

Question 8

Directions: Calculate the dosages as indicated.

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A client is receiving dopamine 800 mg in 500 mL D5W infusing at a rate of 30 mL/hr.
a. mg/hr: _____
b. mcg/min: _____