The Client Is Started on Seconal Sodium

The client is started on Seconal Sodium. He complains to the nurse of dizziness. The highest priority action on the part of the nurse is to call the:

A) pharmacist to clarify the dosage and administer the dosage as ordered.
B) physician; the client is experiencing a side effect of the medication.
C) physician; the client is experiencing a life-threatening reaction.
D) pharmacist for clarification and hold the drug until orders are received.