Catapres and Optiray 320

• Generic Name: clonidine
• Dosage Forms: tablet
• Other Brand Names: Catapres, Catapres-TTS, Duraclon, Kapvay, Catapres-TTS-1, Catapres-TTS-2, Catapres-TTS-3

Catapres (clonidine) lowers blood pressure by decreasing the levels of certain chemicals in your blood. This allows your blood vessels to relax and your heart to beat more slowly and easily.

The Catapres brand of clonidine is used to treat hypertension (high blood pressure). The Kapvay brand of clonidine is used to treat attention deficit hyperactivity disorder (ADHD). The Duraclon brand of clonidine is an intravenous (IV) form of clonidine used to treat severe pain in cancer patients.

Catapres may also be used for purposes not listed in this medication guide.

• Generic Name: ioversol
• Dosage Forms: n.a.
• Other Brand Names: Optiray 240, Optiray 300, Optiray 320, Optiray 350, Optiray 160

Optiray 320 is a radiopaque (RAY dee oh payk) contrast agent. This medicine contains iodine, a substance that absorbs x-rays. Contrast agents are used to allow blood vessels, organs, and other non-bony tissues to be seen more clearly on a CT scan or other radiologic (x-ray) examination.

Optiray 320 is used to help diagnose certain disorders of the heart, brain, and blood vessels.

Optiray 320 may also be used for purposes not listed in this medication guide.