Overview Extension Study of Inhaled Treprostinil in Subjects With Fibrotic Lung Disease Status: Not yet recruiting Trial end date: 2026-05-01 Target enrollment: Participant gender: Summary Study RIN-PF-302 is designed to evaluate the long-term safety and tolerability of inhaled treprostinil in subjects with fibrotic lung disease. Phase: Phase 3 Details Lead Sponsor: United TherapeuticsTreatments: Treprostinil