Drug Class2 Medications

Thiazolidinediones (TZDs / Glitazones)

Thiazolidinediones (TZDs), also known as glitazones, are a class of oral diabetes medications that improve insulin sensitivity in type 2 diabetes. Pioglitazone is the most commonly used TZD currently available in the United States.

Mechanism of Action

TZDs activate peroxisome proliferator-activated receptor gamma (PPAR-gamma), a nuclear receptor that regulates genes involved in glucose and lipid metabolism. This activation increases insulin sensitivity in muscle, fat, and liver tissue, reducing insulin resistance and improving blood sugar control.

Thiazolidinediones (TZDs / Glitazones) Medications (2)

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