The Nurse Is Caring for a Laboring Patient Who Is

The nurse is caring for a laboring patient who is receiving continuous epidural anesthesia via infusion. The maternal blood pressure decreases from 132/78 to 78/42. Which intervention should the nurse implement first?

A) Increase the flow rate of infusion of intravenous crystalloid solution.
B) Verify the patient is positioned to promote left uterine displacement.
C) Administer oxygen.
D) Administer ephedrine 5 to 10 mg intravenously.