The nurse is working on a neurosurgery unit. The patient calls the desk to complain that his arm is really burning and feels hot. The patient is receiving IV phenytoin for his grand mal seizures. What is the nurse's best action?

Call the health carer provider immediately to change the medication to oral.

Continue the infusion and reassure the patient.

Flush the line with 10 mL of normal saline and continue the infusion.

Discontinue the IV and restart the IV infusion in a different site