Review Question - QID 216698

A 64-year-old woman presents to the emergency room due to increasing shortness of breath. She states it has been worsening over months and she now struggles to perform daily tasks like cleaning and cooking. She has no chest pain during these episodes but has to sit to catch her breath. She has a past medical history of hyperlipidemia, type 2 diabetes mellitus, and myocardial infarction. Her temperature is 98.3°F (36.8°C), blood pressure is 110/80 mmHg, pulse is 94/min, respirations are 26/min, and O2 saturation is 89% on room air. Auscultation of the lungs reveals crackles most prominent at the bases, and examination of the extremities shows 2+ pitting edema. A transthoracic echocardiogram is obtained and reveals an ejection fraction of 35%. Which of the following medications will reduce mortality for this patient?