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EasyCardiologyHeart Failure (HFrEF)us-usmle-step-2us-usmle-step-3us-abim

A 58-year-old with NYHA class II HFrEF (LVEF 30%) is on carvedilol and lisinopril. Potassium is 4.5 mEq/L and eGFR 68 mL/min/1.73 m². To improve survival, what should be added next according to current guideline-directed medical therapy?

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