Guideline guidance on chronic heart failure describes guideline-directed medical therapy (GDMT) for heart failure with reduced ejection fraction — four medication classes, often called the four pillars, that together improve survival and reduce hospitalizations: ARNI/ACE inhibitor or ARB, beta-blocker, mineralocorticoid receptor antagonist (MRA), and SGLT2 inhibitor.
The guidance reinforces that benefits are greatest when all four classes are titrated to target doses as tolerated, and that early, simultaneous initiation is increasingly favored over slow sequential steps. Because these agents affect blood pressure, heart rate, potassium, and renal function, monitoring and patient adherence are central to safe titration.
Why this matters on shift
Heart-failure medications only help if patients tolerate and keep taking them. Telemetry nurses are positioned to catch the blood-pressure, heart-rate, and electrolyte changes that determine whether therapy is titrated up safely or paused — and to reinforce the adherence that prevents readmissions.