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Pharmacology Drugs Used in Heart Failure

Clinical Approach and Combination Therapy

Topic overview

Start with the big picture

For HFrEF, the source describes initial guideline-directed therapy as combining an ACE inhibitor, ARB, or ARNI with a β-blocker and an MRA, unless contraindicated. SGLT2 inhibitors are also part of contemporary therapy, regardless of diabetes status. Treatment is individualized: β-blockers are started when the patient is euvolemic and titrated gradually, while MRAs require potassium and kidney-function monitoring. Diuretics help relieve congestion but are not presented as mortality-reducing therapy. Persistent symptoms or specific clinical features may prompt consideration of additional medicines, while acute hypoperfusion may require short-term support. The broader lesson connects these choices to treatment goals and covers supportive care, reassessment, and therapy across different heart-failure contexts.

Learning objectives

What you'll learn

  • Describe the core combination of guideline-directed therapy for HFrEF.
  • Distinguish medicines aimed at survival benefits from those used mainly for symptom relief.
  • Identify key considerations for β-blocker initiation and MRA monitoring.
  • Recognize situations in which adjunctive therapies may be considered.
  • Name medication groups the source identifies as potentially harmful in heart failure.
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