The Nurse Is Preparing a Patient to Undergo a Test

The nurse is preparing a patient to undergo a test that will employ contrast media.Which finding in the patient's health history should be reported to the physician before the examination?

A) The patient was not NPO for at least 6 hours.
B) The patient takes prescribed potassium supplements.
C) The patient's food allergies include shrimp.
D) The patient did not take his morning dose of antihypertensive medication.