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.