Practice question

Answer the question and get instant feedback.

HardCardiologyHFrEF-Ivabradineus-abimus-usmle-step-3

A 52-year-old with HFrEF (EF 32%) and resting HR 84 in sinus rhythm on maximized beta-blocker, ARNI, MRA, SGLT2 has persistent symptoms. Next add-on with HR-lowering benefit?

Practice more on iatroX

Educational content. Not a substitute for clinical judgement or local policy.