United Therapeutics (UTHR) announced full enrolment in the phase III TETON 2 study evaluating a nebulized version of Tyvaso (treprostinil) in patients with idiopathic pulmonary fibrosis (IPF), a scarring disease of the lungs. The TETON 2 study is now enrolled with a total of 597 patients. Top-line data from this study is expected in second-half 2025. The FDA has already approved Tyvaso as an inhalation solution (nebulized) and dry powder inhaler (DPI) for treating pulmonary arterial hypertension (PAH) and p ...