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PH Awareness Month - Post #13

Posted Nov 13 2008 12:00am

Q. What is Letairis?

A. Letairis (ambrisentan) is an oral medication that was FDA-approved in 2007. Letairis blocks endothelin, which constricts the blood vessels in the lungs. Letairis works to reduce the blood pressure in the lungs, improving activity level in PH patients.

For more information on Letairis, go here .

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