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ModerateCardiologyHFrEF-GDMT Completionus-abimus-usmle-step-3

A 65-year-old with HFrEF and persistent symptoms on ARNI, beta-blocker, and SGLT2 inhibitor has K+ 4.4 mEq/L, creatinine 1.1 mg/dL. Next guideline-directed therapy to add?

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