United Therapeutics Seeks FDA Approval of Tyvaso DPI
United Therapeutics has submitted an application to the U.S. Food and Drug Administration (FDA) seeking approval of Tyvaso DPI, a dry powder inhaled formulation of treprostinil, for both pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD). To expedite the process, the company  applied…