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COPD clinical trials in Los Angeles, CA

9 studies for COPD are looking for participants at sites in and around Los Angeles (within about 30 miles). Open a study to see who can join and how to contact the study team.

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Efficacy, Safety, and Tolerability Study of Lunsekimig Compared With Placebo in Adult Participants With Inadequately Controlled Chronic Obstructive Pulmonary Disease (COPD), Characterized by an Eosinophilic Phenotype

RecruitingPhase 3
  • Inglewood Clinical- Site Number : 8400074, Los Angeles
  • Alliance Clinical - West Hills- Site Number : 8400067, Los Angeles
Ages 40 to 80 · All sexes · Updated Oct 1, 2026 · NCT07190222

Efficacy, Safety, and Tolerability Study of Lunsekimig Compared With Placebo in Adult Participants With Inadequately Controlled Chronic Obstructive Pulmonary Disease (COPD) Characterized by an Eosinophilic Phenotype

RecruitingPhase 3
  • Downtown L.A. Research Center- Site Number : 8400009, Los Angeles
Ages 40 to 80 · All sexes · Updated Sep 22, 2026 · NCT07190209

A Study of WIN378 in Participants With Moderate to Severe COPD (Sirius)

RecruitingPhase 2
  • WB Contracted Clinical Research Site, Los Angeles
Ages 40 to 80 · All sexes · Updated Sep 15, 2026 · NCT07646587

A Study to Investigate the Effect of AZD6793 in Participants With Moderate to Very Severe Chronic Obstructive Pulmonary Disease

RecruitingPhase 2
  • Research Site, Los Angeles
Ages 40 and older · All sexes · Updated Sep 9, 2026 · NCT07082738

A Study to Investigate the Efficacy and Safety of Tezepelumab in Adult Participants With Moderate to Very Severe COPD (D5241C00007)

RecruitingPhase 3
  • Research Site, Los Angeles
Ages 40 to 80 · All sexes · Updated Sep 3, 2026 · NCT06878261

Multi-Center Clean Air Randomized Controlled Trial in COPD

RecruitingPhase 3
  • University of California, Los Angeles, Los Angeles
Ages 40 and older · All sexes · Updated Jul 31, 2026 · NCT06376994

SPIROMICS Study of Early COPD Progression (SOURCE)

RecruitingObservational studyHealthy volunteers welcome
  • University of California Los Angeles, Los Angeles
Ages 30 to 55 · All sexes · Updated Jun 3, 2026 · NCT05033990

PiMZ Longitudinal Cohort (PiMZ Logic)

RecruitingObservational study
  • University of California- Los Angeles, Los Angeles
Ages 18 and older · All sexes · Updated Jan 16, 2026 · NCT06505603

Clinical Validation of Freenome Multiomics Blood Test for Lung Cancer Screening

RecruitingObservational study
  • Science 37, Los Angeles
Ages 50 and older · All sexes · Updated Aug 5, 2025 · NCT06122077

About COPD

COPD (chronic obstructive pulmonary disease) makes it hard for you to breathe. At first symptoms are mild, but they usually become more severe. Learn more.

More about COPD on MedlinePlus

COPD trials in other cities

Other studies in Los Angeles

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.