Author Question: Ordered: heparin infusion 200 units per kg to be infused over 4 hours, for a surgical patient ... (Read 49 times)

anshika · **on:** Jul 3, 2018

Ordered: heparin infusion 200 units per kg to be infused over 4 hours, for a surgical patient Patient's weight: 90 kg Available: heparin 25,000 units per 250 mL NS

a. Total dose ordered: IV flow rate the nurse should set on the infusion pump:
b. DA equation:
c. Evaluation:

Question 2

Ordered: heparin infusion 1500 units per hour Available: heparin 20,000 units in 1000 mL Ringer's solution When the nurse arrives on duty, the IV is flowing at 125 mL per hour. How many units per hour are being infused?

a. DA equation:
b. Evaluation: IV flow rate the nurse should have set on the infusion pump based on the order:
c. DA equation:
d. Evaluation of math and flow rate:

bulacsom · **Reply #1 on:** Jul 3, 2018

Answer to Question 1

a. 18,000 units (200 units x 90 kg)
b.
c. Equation is balanced. Only mL per hour remains.

Answer to Question 2

a.
b. Equation is balanced. Flow rate is excessive.
c.
d. Equation is balanced. Flow rate needs to be lowered to 75 mL per hour. Notify prescriber promptly. Monitor aPTT levels; monitor patient for bleeding. Document per agency policy.