MediumCardiologyHeart failure with reduced ejection fractionca-mccqe1ca-rcpsc-im
A 69-year-old man with an ejection fraction of 30% after an anterior myocardial infarction is clinically stable on Ramipril, Metoprolol succinate, and Furosemide. He remains NYHA class II with no hypotension. According to contemporary heart failure guidelines, which medication class should be added next to improve morbidity and mortality?