Pamrevlumab Treatment for Idiopathic Pulmonary Fibrosis: The ZEPHYRUS-1 Randomized Clinical Trial Idiopathic Pulmonary Fibrosis (IPF) is a rare interstitial lung disease that typically occurs in adults over 60 years old. It is characterized by cough, breathlessness, and fatigue. This disease leads to progressive loss of lung function, decreased exe...