NCT05280873 2022-03-15Pirfenidone Combined With Methylprednisolone Versus Methylprednisolone in the Treatment of CIPGuangzhou Institute of Respiratory DiseasePhase 1 Unknown48 enrolled
NCT00421174 2021-11-01BMTCTN0403National Heart, Lung, and Blood Institute (NHLBI)Phase 3 Completed37 enrolled 20 charts