200
Participants
Start Date
August 16, 2019
Primary Completion Date
June 1, 2024
Study Completion Date
June 1, 2025
Pirfenidone
CTD-ILD patients treated with pirfenidone up to the maximum tolerable dose
DMARDs
CTD-ILD patients treated with DMARDs according to the condition of the disease
Qilu Hospital, Jinan
Qilu Hospital of Shandong University
OTHER