Common brand names: Catapres and Kapvay.

Catapres is approved by the US Food and Drug Administration to treat the following disorders:
  • Hypertension
  • Attention deficit hyperactivity disorder (ADHD)

In addition it is commonly used 'off-label' (which means that it is not formally approved by the US FDA but has shown good anecdotal efficacy in treating the disorder) for the following disorders:
  • Tourette’s syndrome
  • Anxiety disorders, including Posttraumatic stress disorder (PTSD) and social anxiety disorder