Review Question - QID 109774

A 57-year-old man presents to the emergency department with shortness of breath. It started while he was eating dinner at home. It has not resolved and he currently feels very anxious. The patient has been to the hospital several times previously for a similar complaint. The patient has a medical history of vascular claudication, diabetes, and hypertension. His current medications include atorvastatin, lisinopril, insulin, and metformin. His temperature is 99.5°F (37.5°C), blood pressure is 127/68 mmHg, pulse is 150/min, respirations are 17/min, and oxygen saturation is 94% on room air. Basic laboratory values are ordered as well as an initial set of cardiac troponins. An ECG is performed as seen in Figure A. Which of the following is the most appropriate long-term management for this patient's condition?