Sympatholytics, adrenergic blockers or adrenergic antagonists

Sympatholytics, also known as adrenergic blockers or adrenergic antagonists, are a class of drugs that inhibit the actions of the sympathetic nervous system by blocking adrenergic receptors. These receptors are targets for the neurotransmitters adrenaline (epinephrine) and noradrenaline (norepinephrine), and their activation leads to various physiological responses associated with sympathetic activation. Sympatholytic drugs interfere with … Read more

Propranolol: Mechanism, Uses, Side effects

Propranolol is a medication belonging to the class of drugs known as beta-adrenergic blockers. It is a non-selective beta blocker, which blocks beta-1 (β1) and beta-2 (β2) adrenergic receptors. Propranolol affects receptors primarily found in the heart, blood vessels, and lungs. Healthcare providers use it for various cardiovascular and non-cardiovascular conditions because it blocks the … Read more

Anti-Arrhythmic Drugs- Definition, Classification, Uses, Indications and contraindications

Antiarrhythmic drugs are medications designed to prevent, control, or manage abnormal heart rhythms, known as arrhythmias. Arrhythmias are disturbances in the normal electrical activity of the heart, which can cause the heart to beat too quickly (tachycardia), too slowly (bradycardia), or irregularly. Classification of Antiarrhythmic drugs Anti-arrhythmic drugs are classified into four main classes based … Read more

Anti-anginal drugs- Definition, Classification, Uses, Indications and contraindications

Anti-anginal drugs are medications designed to relieve or prevent angina pectoris, a condition characterized by chest pain or discomfort resulting from reduced blood flow to the heart muscle. These drugs aim to improve the blood supply to the heart, reduce the workload on the heart, and alleviate the symptoms of angina. Anti-anginal drugs can be … Read more

Antihypertensive drugs- Definition, Classification, Uses, Indications and contraindications

Antihypertensive drugs are medications designed to lower high blood pressure, a condition known as hypertension. These drugs work by different mechanisms to reduce the resistance of blood vessels, decrease the volume of blood pumped by the heart, or both. The goal of antihypertensive therapy is to manage blood pressure within a normal range, thereby reducing … Read more

Non-pharmacological and pharmacological management of the Angina

Non-Pharmacological Management of Angina 1. Lifestyle Modifications: Dietary Changes: Adopting a heart-healthy diet low in saturated fats, cholesterol, and sodium. Regular Exercise: Engaging in regular physical activity to improve cardiovascular health. Exercise should be tailored to individual capabilities and guided by a healthcare professional. 2. Smoking Cessation: Quitting smoking is crucial, as tobacco smoke is … Read more

Anti-adrenergic drugs- Uses, Classification

Anti-adrenergic drugs, also known as adrenergic antagonists, are a class of medications that work by inhibiting the actions of norepinephrine and epinephrine, the neurotransmitters that activate adrenergic receptors. Doctors use these drugs to block or counteract the effects of the adrenergic system, reducing the impact of sympathetic nervous system stimulation and treating various medical conditions. … Read more

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