The Nurse Is Caring for a Patient with Type 1

The nurse is caring for a patient with type 1 diabetes mellitus. The patient reports feeling a sensation of nausea and states that he has had one episode of vomiting in the past two hours. The patient states that he does believe he should take the scheduled morning insulin based on his symptoms. What action by the nurse is best at this time?

A) Contact the physician.
B) Explain the need to take the insulin.
C) Document the refusal and continue on with the planned care.
D) Check the patient's fasting serum glucose level.