Guanfacine Extended-Release Tablets and Letairis

• Generic Name: guanfacine
• Dosage Forms: n.a.
• Other Brand Names: Intuniv, Tenex

• It is used to treat attention deficit problems with hyperactivity.
• It may be given to you for other reasons. Talk with the doctor.

• Generic Name: ambrisentan
• Dosage Forms: tablet, film coated
• Other Brand Names: Letairis

Letairis (ambrisentan) prevents thickening of the blood vessels, especially those in the lungs and heart. Ambrisentan also lowers blood pressure in your lungs, helping your heart pump blood more efficiently.

Letairis is used to treat pulmonary arterial hypertension (PAH) in adults. It improves your ability to exercise and prevents your condition from getting worse.

Letairis is sometimes used with a medicine called tadalafil (Adcirca).

For women, Letairis is available only from a certified pharmacy under a special program. You must be registered in the program and sign agreements to use birth control and undergo pregnancy and blood testing.