What is "treprostinil"

n. (context pharmaceutical drug English) An analog of the biological compound prostacyclin, used in the treatment of hypertension.

Treprostinil (marketed under the trade names Remodulin for infusion and Tyvaso for inhalation) is a vasodilator that is used for the treatment of pulmonary arterial hypertension. Treprostinil is a synthetic analog of prostacyclin (PGI).

The inhaled form of treprostinil was approved by the FDA in July 2009 and is marketed as the trade name Tyvaso.