A 62-Year-Old Patient Who Has Just Arrived in the Emergency

A 62-year-old patient who has just arrived in the emergency department complaining of a sudden-onset severe headache and nausea has a BP of 240/118 mm Hg. The patient gives a history of taking clonidine (Catapres) and hydrochlorothiazide (HydroDIURIL) for 10 years for hypertension. The most appropriate question by the nurse at this time is

A) Have you recently taken any antihistamine medications?
B) Have you been taking the Catapres and HydroDIURIL lately?
C) Do you have any recent stressful events in your life?
D) Did you take any acetaminophen (Tylenol) yet today?