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Related Concept Videos

Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

779
Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
779
Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

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Medical Management of Acute Decompensated Heart Failure (ADHF)The primary goals of therapy for patients hospitalized with acute decompensated heart failure (ADHF) include:Relieving symptomsOptimizing volume statusSupporting oxygenation and ventilationMaintaining cardiac output (CO) and end-organ perfusionIdentifying and addressing the cause of ADHFPreventing complicationsProviding patient education on factors precipitating HF exacerbationPlanning for dischargeOngoing monitoring and assessment...
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Heart Failure Drugs: Inhibitors of Renin-Angiotensin System01:26

Heart Failure Drugs: Inhibitors of Renin-Angiotensin System

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The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
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Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

243
Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
243
Heart Failure Drugs: β-Blockers01:22

Heart Failure Drugs: β-Blockers

747
β-adrenergic antagonists, commonly known as β-blockers, block the effects of sympathetic neurotransmitters such as noradrenaline (NA) and adrenaline (ADR). They have several beneficial effects in heart failure treatment. They reduce heart rate, the force of contraction, and cardiac muscle relaxation. They also slow the atrial-ventricular conduction rate and raise the threshold for arrhythmias. The concentration of β-blockers determines their effects on bronchodilation,...
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Heart Failure Drugs: Inotropic Agents01:26

Heart Failure Drugs: Inotropic Agents

1.2K
Positive inotropic agents are commonly used as the first line of treatment for heart failure. One such agent is digoxin, derived from the genus Digitalis, which has been known for centuries but effectively utilized since 1785. However, these cardiac glycosides can have potentially toxic effects due to their mechanism of action, which involves inhibiting Na+/K+-ATPase and increasing contractility. Digoxin is absorbed orally and distributed in various tissues, including the CNS. It has a long...
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Related Experiment Video

Updated: Jan 11, 2026

Bedside Ultrasound for Guiding Fluid Removal in Patients with Pulmonary Edema: The Reverse-FALLS Protocol
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Diuretic Use in Heart Failure.

George Nassar1,2, Robert Jameson1

  • 1Department of Internal Medicine, Houston Methodist Hospital and Weill Cornell Medicine, Houston, TX 77030, USA.

Reviews in Cardiovascular Medicine
|November 10, 2025
PubMed
Summary
This summary is machine-generated.

Diuretics are crucial for managing heart failure (HF) by promoting natriuresis to reduce fluid overload. This review details diuretic classes, mechanisms, and their application in various HF stages, including chronic kidney disease complications.

Keywords:
congestiondiuretic resistancediureticsheart failurevolume status

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Area of Science:

  • Cardiology
  • Nephrology
  • Pharmacology

Background:

  • Heart failure (HF) is a leading cause of morbidity and mortality globally.
  • HF involves neurohumoral activation and salt/water retention, worsening congestion.
  • Diuretics are essential for managing HF by inducing natriuresis and alleviating symptoms.

Purpose of the Study:

  • To review diuretic classes, mechanisms of action, and clinical applications in HF management.
  • To discuss strategies for optimizing diuretic therapy in outpatient and inpatient settings.
  • To address challenges in HF management, including chronic kidney disease and diuretic resistance.

Main Methods:

  • Review of current literature on diuretics in heart failure.
  • Discussion of pathophysiological mechanisms of HF and fluid retention.
  • Analysis of clinical practice guidelines and evidence for diuretic use.

Main Results:

  • Diuretics effectively reduce volume overload and improve HF symptoms.
  • Different diuretic classes have varying potencies and sites of action.
  • Optimal use requires monitoring electrolytes, renal function, and patient weight.

Conclusions:

  • Diuretics are indispensable in HF management across all stages.
  • Tailored diuretic strategies are necessary, especially in patients with CKD.
  • Emerging technologies like remote monitoring may enhance HF care.