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Mechanism of Action of Ondansetron

June 30, 2025 by Harsh Singh Rajput
Ondansetron Mechanism of Action

Introduction Ondansetron is a highly selective 5‑hydroxytryptamine 3 (5‑HT₃) receptor antagonist used primarily as an antiemetic. It prevents … Read more

Mechanism of Action of NSAIDs

June 30, 2025 by Harsh Singh Rajput
NSAID Mechanism of Action

Introduction Non-steroidal anti-inflammatory drugs (NSAIDs) are a widely used class of medications with analgesic, anti-inflammatory, and antipyretic properties. … Read more

Mechanism of Action of Tranexamic Acid

June 29, 2025 by Harsh Singh Rajput
Tranexamic Acid Mechanism of Action

Introduction Tranexamic acid (TXA) is an antifibrinolytic agent commonly used to control or prevent excessive bleeding in trauma, … Read more

Mechanism of Action of Hydralazine

June 29, 2025June 29, 2025 by Harsh Singh Rajput
hydralazine mechanism of action

Introduction Hydralazine is a potent vasodilator used primarily in the management of hypertension and heart failure, particularly in … Read more

Mechanism of Action of Heparin

June 29, 2025June 29, 2025 by Harsh Singh Rajput
Heparin mechanism of action

Introduction Heparin is a widely used anticoagulant primarily employed in the prevention and treatment of thromboembolic disorders such … Read more

Mechanism of Action of Digoxin (Cardiac Glycoside)

June 28, 2025June 24, 2025 by Harsh Singh Rajput
Digoxin MOA – Inhibition of Na⁺/K⁺-ATPase Increasing Contractility

Introduction Digoxin is a well-known cardiac glycoside used in the treatment of heart failure and atrial fibrillation. Derived … Read more

Mechanism of Action of Clonidine (Centrally Acting Antihypertensive)

June 28, 2025June 24, 2025 by Harsh Singh Rajput
Clonidine MOA – Central α2 Agonist Reducing Sympathetic Outflow

Introduction Clonidine is a centrally acting α2-adrenergic receptor agonist used primarily for hypertension, but also for opioid withdrawal, … Read more

Mechanism of Action of Atropine (Muscarinic Antagonist)

June 24, 2025 by Harsh Singh Rajput
Atropine MOA – Competitive Muscarinic Receptor Antagonist

Introduction Atropine is a classic anticholinergic drug that works by competitively inhibiting muscarinic acetylcholine receptors (mAChRs). It is … Read more

Mechanism of Action of Amlodipine (Calcium Channel Blocker)

June 23, 2025 by Harsh Singh Rajput
Amlodipine MOA – L-type calcium channel blocker causing vasodilation

Introduction Amlodipine is a commonly prescribed dihydropyridine calcium channel blocker (CCB) used in the treatment of hypertension, angina … Read more

Mechanism of Action of Amiodarone (Class III Antiarrhythmic)

June 23, 2025 by Harsh Singh Rajput
Amiodarone MOA – Multi-class antiarrhythmic with K⁺ channel blockade

Introduction Amiodarone is a powerful Class III antiarrhythmic agent used to treat various life-threatening cardiac arrhythmias, including ventricular … Read more

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