United Therapeutics

This Phase 3 trial tested whether an inhaled drug called treprostinil (Tyvaso) could slow the loss of lung function in 598 adults with idiopathic pulmonary fibrosis (IPF), a progressive lung disease. Participants inhaled the drug or a placebo four times daily for 52 weeks. The ma…

This study tested a new oral drug called ralinepag in 687 adults with pulmonary arterial hypertension (PAH), a serious lung condition that makes the heart work harder. Participants took ralinepag or a placebo on top of their usual PAH medications. The main goal was to see if rali…

This study looked at ways to screen for pulmonary hypertension (high blood pressure in the lungs) in people who already have interstitial lung disease. The goal was to find this complication earlier. 314 adults with various types of lung disease took part in the screening tests.