NCT06707883

Brief Summary

To evaluate the efficacy and safety of TQC2731 injection in patients with moderate to severe chronic obstructive pulmonary disease.

Trial Health

75
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
258

participants targeted

Target at P75+ for phase_2 chronic-obstructive-pulmonary-disease

Timeline
16mo left

Started Dec 2024

Typical duration for phase_2 chronic-obstructive-pulmonary-disease

Geographic Reach
1 country

60 active sites

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress51%
Dec 2024Sep 2027

First Submitted

Initial submission to the registry

November 25, 2024

Completed
2 days until next milestone

First Posted

Study publicly available on registry

November 27, 2024

Completed
1 month until next milestone

Study Start

First participant enrolled

December 31, 2024

Completed
1.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2026

Expected
9 months until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2027

Last Updated

December 12, 2025

Status Verified

November 1, 2025

Enrollment Period

1.9 years

First QC Date

November 25, 2024

Last Update Submit

December 10, 2025

Conditions

Outcome Measures

Primary Outcomes (1)

  • Annual rate of acute COPD exacerbation

    Annualized rate of moderate or severe COPD exacerbations over the 24-week treatment period compared to placebo

    Baseline to week 24

Secondary Outcomes (12)

  • Change in pre-bronchodilator forced expiratory volume (FEV1)

    Baseline to week 24

  • Annual rate of acute COPD exacerbation

    Baseline to week 52

  • Improvement in St. George's Respiratory Questionnaire (SGRQ)

    Baseline to week 52

  • Change in SGRQ

    Baseline to week 52

  • Change in pre-bronchodilator FEV1

    Baseline to week 52

  • +7 more secondary outcomes

Study Arms (2)

TQC2731 injection

EXPERIMENTAL

TQC2731 injection, 28days as a treatment cycle.

Drug: TQC2731 injection

TQC2731 Placebo

PLACEBO COMPARATOR

TQC2731 Placebo, 28days as a treatment cycle.

Drug: TQC2731 Placebo

Interventions

TQC2731 injection is a monoclonal antibody that blocks thymic stromal lymphopoietin (TSLP)

TQC2731 injection

TQC2731 Placebo without drug substance.

TQC2731 Placebo

Eligibility Criteria

Age40 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Able and willing to provide written informed consent and comply with the study protocol;
  • Participant must be ≥40 to ≤80 years of age at the time of signing informed consent.
  • Participants with a physician diagnosis of Chronic Obstructive Pulmonary Disease(COPD) and a history of COPD ≥12 months with medical records or related records at the time of screening;
  • Post-bronchodilator FEV1/Forced vital capacity (FVC)\<0.70 and post-bronchodilator FEV1 % predicted ≥20% and \< 80% during screening.
  • Modified Medical Research Council (mMRC) Dyspnea Scale grade≥2 during screening.
  • Background triple therapy (ICS+long-acting beta-agonists (LABA)+LAMA) for at least 3 months with a stable dose for at least 1 month prior to randomization; Double therapy allowed if ICS is contraindicated.
  • With a history of acute exacerbation of ≥2 moderate or ≥1 severe within the previous 12 months prior to screening. Multiple acute exacerbation events with an interval of less than 14 days are counted as one.

You may not qualify if:

  • COPD with asthma;
  • Subjects with active pulmonary diseases other than COPD assessed by the investigator.
  • Moderate to severe Acute exacerbations of chronic obstructive pulmonary disease (AECOPD) occurred within 4 weeks prior to screening or during screening;
  • History of lung transplantation;
  • Previous use of TQC2731.
  • Diagnosis of alpha-1 anti-trypsin deficiency;
  • History of lung volume reduction surgery or pneumonectomy within 6 months prior to randomization, or planned lung volume reduction surgery during the study period;
  • Positive hepatitis B surface antigen, or hepatitis C virus antibody, or syphilis antibody.
  • Diagnosis of immunodeficiency, including but not limited to HIV infection;
  • Infection requiring systemic therapy within 2 weeks prior to randomization.
  • Starting rehabilitation within 4 weeks prior to randomization, or planned rehabilitation during the study period;
  • Treatment with oxygen of more than 12 hours per day.
  • Heart failure New York Heart Association (NYHA) class III or IV during the screening period.
  • History of malignancy within 5 years prior to screening, excluding cervical carcinoma in situ, ductal carcinoma in situ, etc.
  • Pregnancy or breastfeeding.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (60)

The First People's Hospital of Chuzhou

Chuzhou, Anhui, 239001, China

Location

The second hospital of ANHUI medical university

Hefei, Anhui, 230601, China

Location

Huainan Dongfang Hospital Group General Hospital

Huainan, Anhui, 232033, China

Location

Capital Medical University Beijing Chaoyang Hospital

Beijing, Beijing Municipality, 100020, China

Location

China-Japan Friendship Hospital

Beijing, Beijing Municipality, 100029, China

Location

The First Hospital of Lanzhou University

Lanzhou, Gansu, 730000, China

Location

Shunde Hospital Of Southern Medical University

Foshan, Guangdong, 528308, China

Location

The First Affiliated Hospital of Guangzhou Medical University

Guangzhou, Guangdong, 510120, China

Location

Jiangmen Central Hospital

Jiangmen, Guangdong, 529000, China

Location

Affiliated Qingyuan Hospital,Guangzhou Medical University,Qingyuan People's Hospital

Qingyuan, Guangdong, 511699, China

Location

Zhongshan City People's Hospital

Zhongshan, Guangdong, 528403, China

Location

Nanxishan Hospital of Guangxi Zhuang Autonomous

Guilin, Guangxi, 541002, China

Location

The First People' Hospital Of YuLin

Yulin, Guangxi, 537000, China

Location

Zunyi Medical University Affiliated Hospital

Zunyi, Guizhou, 563000, China

Location

Cangzhou Central Hospital

Cangzhou, Hebei, 611011, China

Location

The Second Hospital of Hebei Medical University

Shijiazhuang, Hebei, 050000, China

Location

Jiaozuo Second People's Hospital

Jiaozuo, Henan, 454150, China

Location

The First Affiliated Hospital of Henan University of Science & Technology

Luoyang, Henan, 471003, China

Location

Puyang Oilfield General Hospital

Puyang, Henan, 457001, China

Location

Henan Chest Hospital

Zhengzhou, Henan, 450000, China

Location

Jianghan University Affiliated Hospital (Wuhan Sixth Hospital)

Wuhan, Hubei, 430014, China

Location

Wuhan Central Hospital

Wuhan, Hubei, 430014, China

Location

Yichang Central People's Hospital

Yichang, Hubei, 443003, China

Location

Changsha First Hospital

Changsha, Hunan, 410005, China

Location

Xiangya Hospital of Central South University

Changsha, Hunan, 410008, China

Location

The Third Xiangya Hospital of Central South University

Changsha, Hunan, 410013, China

Location

Xiangtan County People's Hospital

Xiangtan, Hunan, 411228, China

Location

Xiangya Hospital Zhuzhou Central South University

Zhuzhou, Hunan, 412007, China

Location

Inner Mongolia Autonomous Region People's Hospital

Hohhot, Inner Mongolia, 010000, China

Location

The Affiliated Hospital of Inner Mongolia Medical University

Hohhot, Inner Mongolia, 10000, China

Location

Jiangyin Hospital of Traditional Chinese Medicine

Jiangyin, Jiangsu, 214400, China

Location

The Fifth People's Hospital of Wuxi

Wuxi, Jiangsu, 214001, China

Location

Yixing People'S Hospital

Wuxi, Jiangsu, 214200, China

Location

XuZhou Central Hospital

Xuzhou, Jiangsu, 221000, China

Location

Affiliated Hospital of Jiangsu University

Zhenjiang, Jiangsu, 212050, China

Location

Jiangxi Provincial People's Hospital

Nanchang, Jiangxi, 330006, China

Location

Xinyu People'S Hospital

Xinyu, Jiangxi, 338000, China

Location

The First Hospital of Jilin University

Changchun, Jilin, 130021, China

Location

General Hospital of Anshan Iron and Steel Group Corporation

Anshan, Liaoning, 114000, China

Location

Benxi Central Hospital

Benxi, Liaoning, 117000, China

Location

Shengjing Hospital of China Medical University

Shenyang, Liaoning, 110004, China

Location

Heze Municipal Hospital

Heze, Shandong, 274000, China

Location

Linyi People's Hospital

Linyi, Shandong, 276005, China

Location

Qingdao Municipal Hospital

Qingdao, Shandong, 266011, China

Location

Weifang NO.2 People' Hospital

Weifang, Shandong, 261041, China

Location

Shanghai General Hospital

Shanghai, Shanghai Municipality, 200080, China

Location

Shanghai JiaoTong University of medicine Ruijin Hospital

Shanghai, Shanghai Municipality, 20025, China

Location

Shanghai Pulmonary Hospital

Shanghai, Shanghai Municipality, 200433, China

Location

Affiliated Hospital Of ChengDu University

Chengdu, Sichuan, 610081, China

Location

Guangyuan Central Hospital

Guangyuan, Sichuan, 628017, China

Location

Leshan People's Hospital

Leshan, Sichuan, 614099, China

Location

Meishan People's Hospital

Meishan, Sichuan, 620000, China

Location

Suining Central Hospital

Suining, Sichuan, 629000, China

Location

General Hospital of Tianjin Medical University

Tianjin, Tianjin Municipality, 300070, China

Location

The Fourth Central Hospital of Tianjin

Tianjin, Tianjin Municipality, 300140, China

Location

The First Affiliated Hospital of Shihezi University

Shihezi, Xinjiang, 832000, China

Location

The First Affiliated Hospital of Xinjiang Medical University

Ürümqi, Xinjiang, 831400, China

Location

Jiaxing Second Hospital

Jiaxing, Zhejiang, 314000, China

Location

Taizhou Central Hospital Central Hospital

Taizhou, Zhejiang, 318000, China

Location

The 2th School of Medicine ,WMU/The 2th affiliated Hospital and Yuying Children's Hospital of WMU

Wenzhou, Zhejiang, 325027, China

Location

MeSH Terms

Conditions

Pulmonary Disease, Chronic Obstructive

Condition Hierarchy (Ancestors)

Lung Diseases, ObstructiveLung DiseasesRespiratory Tract DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

November 25, 2024

First Posted

November 27, 2024

Study Start

December 31, 2024

Primary Completion (Estimated)

December 1, 2026

Study Completion (Estimated)

September 1, 2027

Last Updated

December 12, 2025

Record last verified: 2025-11

Locations