A Postoperative Patient Who Has Been Receiving Nasogastric Suction for 3

A postoperative patient who has been receiving nasogastric suction for 3 days has a serum sodium level of 125 mEq/L (125 mmol/L) . Which of these prescribed therapies that the patient has been receiving should the nurse question?

A) Infuse 5% dextrose in water at 125 ml/hr.
B) Administer IV morphine sulfate 4 mg every 2 hours PRN.
C) Give IV metoclopramide (Reglan) 10 mg every 6 hours PRN for nausea.
D) Administer 3% saline if serum sodium drops to less than 128 mEq/L.