Question 1

Directions: Calculate the following hourly dosage of heparin (units/hr).
Order: 30,000 units of heparin in 500 mL D5W to infuse at 15 mL/hr
units/hr = _____

Accepted Answer

900

Question 2

Directions: Calculate the following hourly dosage of heparin (units/hr).
Order: 50,000 units of heparin in 1 L D5 0.9% NS to infuse at 40 mL/hr
units/hr = _____

Accepted Answer

2,000

Question 3

Directions: Calculate the following hourly dosage of heparin (units/hr).
A client weighs 165 lb.Order: Administer a bolus of heparin sodium IV.The hospital protocol is 80 units/kg.How many units will you administer? _____

Accepted Answer

165 lb ÷ 2.2 = 75 kg
75 kg * 80 units/kg = 6,000 units

Question 4

Directions: Calculate the following hourly dosage of heparin (units/hr).
Which solution of heparin is more concentrated: 1,000 units per mL or 10,000 units per mL? _____

Accepted Answer