Nintedanib With or Without Dextromethorphan in Patients With Idiopathic Pulmonary Fibrosis (IPF)
Conditions
- Idiopathic Pulmonary Fibrosis (IPF)
Interventions
- DRUG: Nintedanib,Dextromethorphan
- DRUG: Nintedanib,Placebo
Sponsor
First Affiliated Hospital of Wenzhou Medical University