Understanding Metformin: Mechanism of Action, Clinical Uses, and Safety Profile Infographic Overview Metformin is one of the most widely prescribed oral antidiabetic drugs globally. Known for its efficacy and safety, it plays a central role in managing Type 2 Diabetes Mellitus. In this post, we’ll explore its pharmacological mechanism, clinical applications, and safety considerations. 1. Mechanism of Action Metformin primarily acts by reducing hepatic glucose production (gluconeogenesis). It enhances insulin sensitivity and increases peripheral glucose uptake. Unlike sulfonylureas, it does not stimulate insulin secretion, which reduces the risk of hypoglycemia. Activates AMP-activated protein kinase (AMPK) Decreases intestinal absorption of glucose Improves insulin receptor activity 2. Clinical Uses Metformin is the first-line therapy for: Type 2 Diabetes Mellitus Polycystic Ovary Syndrome (PCOS) Insulin resistance in obese patients It is often used in combination with other antidiabet...
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