ModerateCardiovascularHeart failure with reduced ejection fractionuk-plab-1
A 76-year-old man with a history of heart failure with reduced ejection fraction is on Ramipril and Furosemide. He remains breathless on minimal exertion with bilateral ankle oedema. Echocardiogram shows left ventricular ejection fraction 30%. What disease-modifying drug class should be added next in accordance with guidelines?