Clinical trial Recruiting at 1 site Phase 2 Interventional Ages 40 to 80

HRS-9821 Inhalation Suspension for COPD: Safety and Dose Finding in Adults

Official title: A Multicenter, Randomized, Double-blind, Placebo-controlled Phase II Clinical Trial to Evaluate the Efficacy and Safety of HRS-9821 Inhalation Suspension in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease

Run by Guangdong Hengrui Pharmaceutical Co., Ltd · NCT07640451 · Data updated 2026-11-12

This study tests whether HRS-9821 inhalation can be safely taken and help people with moderate to severe COPD, and aims to find a reasonable dose.

More COPD trials

Quick facts

PhasePhase 2
Study typeInterventional
Ages40 Years to 80 Years
SexAll
Enrollment90 (estimated)
SponsorGuangdong Hengrui Pharmaceutical Co., Ltd
Industry-sponsored
Locations1 site (Shanghai, Shanghai Municipality)
StatusRecruiting
StartedJuly 20, 2026
Main results expectedOctober 2026
Study endsNovember 2026
Registry record updatedAugust 18, 2026
Trial IDNCT07640451 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults 40–79 with COPD, a ≥10 pack-year smoking history, stable background COPD therapy, and FEV1/FVC < 0.7 with FEV1 between 30% and 80%.

Probably not a fit

Patients with recent COPD exacerbations, significant comorbid conditions, or non-responses to inhaled therapies may not benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This Phase 2 interventional trial will compare HRS-9821 inhalation suspension to a placebo in adults with COPD. Eligible participants are adults aged 40 to under 80 with FEV1/FVC less than 0.7 and FEV1 between 30% and 80%, who have a stable COPD regimen for at least 4 weeks prior to screening. The study will assess safety and efficacy of different doses of HRS-9821 and identify a dose with acceptable tolerability. Participants will be randomized to receive either the active inhalation suspension or placebo and will undergo periodic assessments of lung function and related outcomes. The trial is sponsored by Guangdong Hengrui Pharmaceutical Co., Ltd and conducted at Shanghai Tongji Hospital.

Why it matters

Potential benefit: If successful, participants may experience improved lung function or symptom control and a clearer idea of an effective dosage for COPD treatment.

How similar studies have gone: While this exact inhaled therapy is investigational, prior COPD studies with inhaled agents in similar phases have shown variable safety signals and potential efficacy.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age ≥ 40 years old and \< 80 years old, male or female.
2. Meet the weight standard.
3. Smoking history ≥ 10 pack-years.
4. COPD has been diagnosed ≥ 1 year.
5. 4 weeks before screening, the background treatment for COPD was stable.
6. FEV1/FVC \< 0.7, 30% ≤ FEV1 ≤ 80%.
7. mMRC score ≥ 2.
8. The inspection and medication can be completed as required.
9. Non-pregnant and breastfeeding state.
10. Able and willing to provide a written informed consent.

Exclusion Criteria:

1. History of life-threatening COPD.
2. Other pulmonary diseases that may affect the efficacy evaluation of this study.
3. Concurrent diseases other than COPD that may affect lung function.
4. History of asthma.
5. Pulmonary heart disease requiring clinical intervention, or moderate to severe pulmonary hypertension.
6. Malignant tumors within 5 years.
7. Uncontrolled severe cardiovascular and cerebrovascular diseases within 1 year.
8. Unstable diseases.
9. Acute exacerbation of COPD within 12 weeks, hospitalization for COPD or pneumonia within 6 months.
10. Infection in the lungs or other parts occurs within 16 weeks and requires treatment.
11. Immunosuppression.
12. Uncontrolled hypertension.
13. Lung resection, surgical lung volume reduction or endoscopic treatment for COPD.
14. Undergone major surgery or planned surgery within 14 months.
15. Abnormal chest images have clinical significance.
16. Tuberculosis infection requiring treatment within 16 to 12 months.
17. Virological test result was positive.
18. Laboratory blood tests and electrocardiograms were significantly abnormal.
19. Requires oxygen inhalation or intermittent oxygen inhalation therapy.
20. Hypercapnia, using or requiring long-term use of any non-invasive positive pressure ventilation device.
21. Biological agents that may have therapeutic effects on the studied disease have been used within 12 weeks or within 5 half-lives of the drug.
22. Vaccination, theophylline or drugs within 4 weeks.
23. Having participated in other clinical studies within 4 weeks and used research drugs or medical devices containing active ingredients, or still within 5 half-lives of the research drug.
24. Systemic glucocorticoids, immunosuppressants, and oral Roflumilast within 12 weeks.
25. Undergoing or planning rehabilitation treatment for pulmonary rehabilitation.
26. Non-selective β blockers within 1 week.
27. Overly potent/moderately potent drugs that inhibit or induce the liver drug-metabolizing enzyme CYP3A4 within 14 days.
28. Allergic to the research drug or salbutamol or excipients.
29. Has been used HRS-9821.
30. Drug abuse and alcohol abuse within 1 year.
31. Pregnant or lactating period or planning to be pregnant or lactating.
32. The researchers judged that there were other unsuitable circumstances.

Where it's running

  • Shanghai Tongji Hospital
    Shanghai, Shanghai Municipality, China
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.