Heart failure

Pharmacology of Beta-Blockers

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beta-blockers

Introduction Beta blockers, also known as β-adrenergic receptor antagonists, are a foundational class of cardiovascular drugs used to treat hypertension, ischemic heart disease, heart failure, arrhythmias, and other conditions. By blocking the actions of catecholamines—particularly norepinephrine (noradrenaline) and epinephrine (adrenaline)—at β-adrenergic receptors, these agents reduce sympathetic overstimulation and exert a range of beneficial clinical effects. … Read more

Sympatholytics/Adrenergic antagonists

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adrenergic antagonists or sympatholytics

Introduction Have you ever wondered about the drugs that counteract the effects of the sympathetic nervous system? Sympatholytics, also known as adrenergic antagonists, are one such class of drugs. This article will dive into the classification, pharmacological actions, clinical uses, adverse effects, and contraindications of different types of sympatholytic drugs. So, let’s get started! Sympatholytics … Read more