Clinical trial Recruiting at 193 sites Phase 3 Interventional Ages 40 to 80

Depemokimab for adults with COPD and eosinophilic (type 2) inflammation

Official title: A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multicenter Study of the Efficacy and Safety of Depemokimab in Adult Participants With COPD With Type 2 Inflammation

Run by GlaxoSmithKline · NCT06961214 · Data updated 2026-11-12

This study will test whether adding depemokimab to usual inhaled therapy can reduce flare-ups and improve outcomes for adults (40–80) with moderate-to-severe COPD and high blood eosinophils.

Quick facts

PhasePhase 3
Study typeInterventional
Ages40 Years to 80 Years
SexAll
Enrollment961 (estimated)
SponsorGlaxoSmithKline
Industry-sponsored
Drugs / interventionsDepemokimab
Locations193 sites (Sheffield, Alabama and 192 other locations)
StatusRecruiting
StartedJune 23, 2025
Main results expectedDecember 13, 2028
Study endsFebruary 14, 2029
Registry record updatedOctober 5, 2026
Trial IDNCT06961214 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 40–80 with moderate-to-severe COPD, elevated blood eosinophil counts, a history of frequent exacerbations, and who are on optimized inhaled therapy including an inhaled corticosteroid and long-acting bronchodilator(s).

Probably not a fit

Patients without type 2/eosinophilic inflammation or those with very low blood eosinophil counts are unlikely to benefit from this eosinophil-targeting biologic.

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

What this trial studies

This Phase 3, randomized, placebo-controlled trial compares depemokimab versus placebo as an add-on to optimized inhaled therapy in adults with moderate-to-severe COPD and evidence of type 2 (eosinophilic) inflammation. Eligible participants have elevated blood eosinophil counts, a history of frequent exacerbations, and post-bronchodilator airflow limitation (FEV1/FVC <0.70 and FEV1 >30% to ≤80% predicted). The study will follow participants for efficacy and safety outcomes, with a focus on exacerbation frequency and respiratory function while monitoring adverse events. Sites for enrollment are GSK investigational centers in the United States.

Why it matters

Potential benefit: If successful, depemokimab could lower the rate of COPD exacerbations and provide longer-lasting control for patients with eosinophilic COPD when added to standard inhaled therapy.

How similar studies have gone: Other biologics that target eosinophils have shown mixed results in COPD, with some trials reporting modest reductions in exacerbations in eosinophilic subgroups while others were inconclusive.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Participants must be greater than or equal to (\>=) 40 to less than or equal to (\<=) 80 years of age, at the time of signing the Informed consent
* Elevated Blood Eosinophil Count (BEC)
* Moderate to severe COPD with frequent exacerbations, defined as:

  * A clinically documented history of COPD as defined by the American Thoracic Society/European Respiratory Society for at least 1 year
  * A post-bronchodilator forced expiratory volume in one second (FEV1)/ forced vital capacity (FVC) ratio of \< 0.70 and a post-bronchodilator FEV1 \>30 percent (%) and \<= 80% predicted normal values
  * A well-documented history of at least 2 moderate or 1 severe exacerbation in the 12 months prior to screening
* COPD assessment test (CAT) score \>=10 at Visit 1
* Smoking status: Current or former cigarette smokers with a history of cigarette smoking of \>=10 pack-years.
* Participants should be on optimized inhaler therapy, defined as inhaled corticosteroid (ICS) plus Long-acting muscarinic receptor antagonist (LAMA) plus Long-acting beta2-adrenergic receptor agonist (LABA) either as multiple inhalers or a single combination inhaler for at least 6 months prior to Screening Visit 1
* Body mass index (BMI) \>=16 kilogram per square meter (kg/m\^2)
* Male and eligible female participants

Exclusion Criteria:

The following subjects are excluded:

* Participants with a current or prior physician diagnosis of asthma
* Other clinically significant lung disease: The Investigator must judge that COPD is the primary diagnosis accounting for the clinical manifestations of the lung disease
* Participants with pneumonia, COPD exacerbation, or lower respiratory tract infection within the 4 weeks prior to Screening Visit 1
* Lung resection: Participants with a history of or plan for lung volume reduction surgery / endobronchial valve procedure.
* Pulmonary rehabilitation: Participants in the acute phase of a pulmonary rehabilitation program within 4 weeks prior to Screening Visit 1
* Continuous oxygen: Participants requiring oxygen supplementation for more than 16 hours per day to maintain resting oxygen saturation greater than 88%
* Cor pulmonale - resulting in right heart failure, severe pulmonary hypertension
* Chronic hypercapnia requiring Non-invasive positive pressure ventilation (NIPPV) use (including Bi-Level Positive Airway Pressure \[BiPAP\] or Continuous Positive Airway Pressure \[CPAP\])
* Unstable cardiovascular disease or arrhythmia
* Parasitic Infection: Participants with a known, pre-existing parasitic infection within 6 months of Screening (Visit 1)

Where it's running

  • GSK Investigational Site
    Sheffield, Alabama, United States
    Recruiting
  • GSK Investigational Site
    Aurora, Colorado, United States
    Recruiting
  • GSK Investigational Site
    Brooksville, Florida, United States
    Recruiting
  • GSK Investigational Site
    Doral, Florida, United States
    Recruiting
  • GSK Investigational Site
    Fort Lauderdale, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
Show 44 more locations
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami, Florida, United States
    Recruiting
  • GSK Investigational Site
    Miami Lakes, Florida, United States
    Recruiting
  • GSK Investigational Site
    Naples, Florida, United States
    Recruiting
  • GSK Investigational Site
    New Port Richey, Florida, United States
    Recruiting
  • GSK Investigational Site
    Ocala, Florida, United States
    Recruiting
  • GSK Investigational Site
    Orlando, Florida, United States
    Recruiting
  • GSK Investigational Site
    Ormond Beach, Florida, United States
    Recruiting
  • GSK Investigational Site
    Palmetto Bay, Florida, United States
    Recruiting
  • GSK Investigational Site
    Pembroke Pines, Florida, United States
    Recruiting
  • GSK Investigational Site
    St. Petersburg, Florida, United States
    Recruiting
  • GSK Investigational Site
    Adairsville, Georgia, United States
    Recruiting
  • GSK Investigational Site
    Atlanta, Georgia, United States
    Recruiting
  • GSK Investigational Site
    Cordele, Georgia, United States
    Recruiting
  • GSK Investigational Site
    Morrow, Georgia, United States
    Recruiting
  • GSK Investigational Site
    Boise, Idaho, United States
    Recruiting
  • GSK Investigational Site
    Chicago, Illinois, United States
    Recruiting
  • GSK Investigational Site
    Baton Rouge, Louisiana, United States
    Recruiting
  • GSK Investigational Site
    Lafayette, Louisiana, United States
    Recruiting
  • GSK Investigational Site
    Shreveport, Louisiana, United States
    Recruiting
  • GSK Investigational Site
    Bangor, Maine, United States
    Recruiting
  • GSK Investigational Site
    Rockville, Maryland, United States
    Recruiting
  • GSK Investigational Site
    Fall River, Massachusetts, United States
    Recruiting
  • GSK Investigational Site
    Allen Park, Michigan, United States
    Recruiting
  • GSK Investigational Site
    Detroit, Michigan, United States
    Recruiting
  • GSK Investigational Site
    Garden City, Michigan, United States
    Recruiting
  • GSK Investigational Site
    Troy, Michigan, United States
    Recruiting
  • GSK Investigational Site
    Las Vegas, Nevada, United States
    Recruiting
  • GSK Investigational Site
    Moorestown, New Jersey, United States
    Recruiting
  • GSK Investigational Site
    Sewell, New Jersey, United States
    Recruiting
  • GSK Investigational Site
    Mount Kisco, New York, United States
    Recruiting
  • GSK Investigational Site
    New Windsor, New York, United States
    Recruiting
  • GSK Investigational Site
    Shelby, North Carolina, United States
    Recruiting
  • GSK Investigational Site
    DuBois, Pennsylvania, United States
    Recruiting
  • GSK Investigational Site
    Philadelphia, Pennsylvania, United States
    Recruiting
  • GSK Investigational Site
    Spartanburg, South Carolina, United States
    Recruiting
  • GSK Investigational Site
    Union, South Carolina, United States
    Recruiting
  • GSK Investigational Site
    Knoxville, Tennessee, United States
    Recruiting
  • GSK Investigational Site
    Austin, Texas, United States
    Recruiting
  • GSK Investigational Site
    Dallas, Texas, United States
    Recruiting

+143 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

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.