Which Information About a 72-Year-Old Patient Who Has a New

Which information about a 72-year-old patient who has a new prescription for phenytoin (Dilantin) indicates that the nurse should consult with the health care provider before administration of the medication?

A) Patient has generalized tonic-clonic seizures.
B) Patient experiences an aura before seizures.
C) Patient's most recent blood pressure is 156/92 mm Hg.
D) Patient has minor elevations in the liver function tests.