Overview A Clinical Study of TQC2731 Injection in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease Status: RECRUITING Trial end date: 2027-09-01 Target enrollment: Participant gender: Summary To evaluate the efficacy and safety of TQC2731 injection in patients with moderate to severe chronic obstructive pulmonary disease.Phase: PHASE2 Details Lead Sponsor: Shanghai Chia Tai Tianqing Pharmaceutical Technology Development Co., Ltd.