Labetalol hydrochloride tablets are a prescription medication primarily used to treat high blood pressure (hypertension), including chronic hypertension in pregnancy, by acting as a combined alpha- and beta-blocker to relax blood vessels and lower heart rate. They are generally taken orally twice daily, often with food, with initial dosages commonly at 100 mg.

Key Information About Labetalol Tablets

• Uses: Manages hypertension (high blood pressure) to reduce the risk of strokes and myocardial infarctions. It is frequently used for high blood pressure in pregnancy.

• Mechanism: As a mixed antagonist, it blocks

  -receptors (relaxing blood vessels) and

  -receptors (slowing heart rate), making the heart more efficient.

• Common Dosages: The usual starting dose is 100 mg twice daily, which may be increased to 200–400 mg twice daily for maintenance, up to a maximum of 2,400 mg/day in severe cases.