Catapres Overview

Catapres (generic: clonidine) is a prescription medication used to treat high blood pressure. Catapres belongs to a group of drugs called centrally acting alpha-agonist hypotensive agents, which work by relaxing the blood vessels and decreasing heart rate.

This medication comes in tablet form, and is typically taken twice daily with or without food. Catapres also comes as a patch that is placed on the skin once every 7 days.

Common side effects of Catapres include dry mouth, constipation, and sedation. Catapres can cause dizziness or drowsiness. Do not drive or operate heavy machinery until you know how this medication will affect you. Alcohol may intensify this side effect.