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MediumCardiologyHeart failure with reduced ejection fractionau-amcau-racp

A 68-year-old man with ischaemic cardiomyopathy (LVEF 30%) has NYHA class II symptoms despite optimal doses of an ACE inhibitor and a beta blocker. Blood pressure is 118/70 mmHg, serum potassium is 4.5 mmol/L and eGFR is 65 mL/min/1.73 m². Which additional therapy is most appropriate to improve prognosis?

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