Catapres-TTS® (clonidine hydrochloride) is a prescription medicine approved for treating high blood pressure. By stimulating alpha-2 receptors in the brain stem and decreasing certain substances (such as renin or aldosterone) in the body, this drug can help reduce both blood pressure and heart rate. It comes as a skin patch that is applied once every seven days. The patch can be used alone or in combination with other high blood pressure medications.
(Click Catapres-TTS for information on how to use Catapres-TTS, to learn about the specific effects of this medicine, and to find out what side effects may occur with the drug. You can also click on the various links in the box to the right to access specific topics on Catapres-TTS.)