Expectorants are medications that facilitate the removal of mucus from the respiratory tract, primarily by increasing the volume or reducing the viscosity of respiratory secretions. They are commonly used to relieve symptoms associated with respiratory conditions, such as coughs and congestion. Expectorants work by promoting mucus clearance, making it easier …
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Bronchodilators- Definition, Classification, Uses, Indications and contraindications
Bronchodilators are medications used to relax and widen the airways in the lungs, making breathing easier. They primarily manage respiratory conditions characterized by airway constriction, such as asthma, chronic obstructive pulmonary disease (COPD), and bronchitis. Bronchodilators are classified into three main categories based on their mechanisms of action: beta-2 adrenergic …
Thrombolytic Drugs- Definition, Classification, Uses, Indications and contraindications
Thrombolytic drugs, also known as fibrinolytic drugs, are a class of medications used to dissolve blood clots. They work by activating the body’s fibrinolytic system, which breaks down fibrin, the protein mesh that forms blood clots. In emergencies, healthcare providers use thrombolytic drugs to treat conditions such as acute myocardial …
Antiplatelet Agents- Definition, Classification, Uses, Indications and contraindications
Antiplatelet agents are medications that interfere with the normal process of blood clot formation by affecting platelets and small cell fragments involved in hemostasis (preventing bleeding). These drugs are commonly used to reduce the risk of blood clot-related disorders, particularly in conditions where inappropriate or excessive clotting poses a threat. …
Anti-Coagulants: Definition, Classification, Uses, Indications and contraindications
Anti-coagulants are a class of medications that interfere with the body’s natural blood clotting processes. They prevent or treat conditions associated with abnormal blood clot formation, such as deep vein thrombosis (DVT), pulmonary embolism (PE), atrial fibrillation, and certain cardiovascular disorders. By inhibiting clot formation, anti-coagulants reduce the risk of …
Hematinic Agents- Definition, Classification, Uses, Indications and contraindications
Hematinic agents are substances or medications that help increase hemoglobin production, support red blood cell formation, and prevent or treat various forms of anemia. Anemia is a condition characterized by a reduced number of red blood cells or a hemoglobin deficiency, leading to a decreased capacity of the blood to …
Drug therapy for shock
Definition: Shock is a critical medical condition characterized by inadequate blood flow and oxygen delivery to tissues and organs, resulting in impaired cellular function. It is a life-threatening emergency requiring prompt intervention to restore perfusion and prevent organ failure. Classification 1. Vasopressors Vasopressors are a class of medications that constrict …
Drugs used in Congestive heart failure
Definition Congestive heart failure (CHF) is a chronic medical condition characterized by the heart’s inability to pump blood efficiently, leading to inadequate circulation and a buildup of fluid in the lungs and other tissues. It is often a progressive condition that can affect the heart’s ability to meet the body’s …
Drugs used in atherosclerosis- Definition, Classification, Uses, Indications and contraindications
Atherosclerosis Atherosclerosis is a medical condition characterized by the hardening and narrowing of arteries due to the buildup of plaques consisting of fats, cholesterol, and other substances. Various drugs are used in the management of atherosclerosis. Here’s a brief overview of the key aspects: 1. Definition Atherosclerosis is a chronic …
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