Review Question - QID 215167

A 56-year-old man presents to the emergency department after he took his blood pressure at home and found it to be 185/100 mmHg. He has a history of hypertension and stopped taking his lisinopril and hydrochlorothiazide 1 month ago as he thought they were making him more fatigued. He also endorses a headache that is 3/10 in severity. His temperature is 97.5°F (36.4°C), blood pressure is 182/92 mmHg, pulse is 87/min, respirations are 15/min, and oxygen saturation is 98% on room air. Physical exam reveals normal S1 and S2 heart sounds as well as clear breath sounds. The patient's vision is 20/20 in both eyes and fundoscopic examination is unremarkable. Cranial nerves II-XII are intact and the patient's gait is stable. An initial ECG is unchanged from the patient's baseline. Which of the following is the most appropriate next step in management?