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Mechanism of Action of Carbonic Anhydrase Inhibitors

MOA of Carbonic Anhydrase Inhibitors

Introduction Carbonic anhydrase inhibitors (CAIs) are a class of diuretics and antiglaucoma drugs represented primarily by acetazolamide, dorzolamide, and brinzolamide. They reduce bicarbonate reabsorption in the kidney, decrease aqueous humor formation in the eye, and modulate cerebrospinal fluid (CSF) production. The Mechanism of Action of Carbonic Anhydrase Inhibitors centers on blocking the enzyme carbonic anhydrase … Read more

Mechanism of Action of Amiloride

MOA of Amiloride

Introduction Amiloride is a potassium-sparing diuretic that acts on the distal nephron of the kidney to promote sodium excretion while conserving potassium. Mechanism of Action of Amiloride involves direct inhibition of epithelial sodium channels (ENaC) in the late distal tubule and collecting duct, leading to decreased sodium reabsorption and reduced potassium excretion. Unlike aldosterone antagonists … Read more

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