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ModerateCardiologyHeart Failure (HFrEF)us-abimus-usmle-step-2

A 54-year-old woman with HFrEF (EF 25%) on ARNI, beta-blocker, and SGLT2 inhibitor has K+ 4.8 and eGFR 48. Which additional mortality-reducing medication should be added if tolerated?

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