{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Copd+Bronchitis&page=5",
    "query": {
      "condition": "Copd Bronchitis",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 109,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Copd+Bronchitis&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Copd+Bronchitis&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T23:04:27.529Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01708278",
      "title": "Beneficial Effects of Quercetin in Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Quercetin",
          "type": "DRUG"
        },
        {
          "name": "Placebo - sugar chew",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 9,
      "start_date": "2014-02",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2016-12-26",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01708278"
    },
    {
      "nct_id": "NCT00395083",
      "title": "Bronchitis and Emphysema Advice and Training to Reduce Hospitalization",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COPD",
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "COPD Self-management Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 426,
      "start_date": "2006-07",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2014-09-15",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Loma Linda, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Bay Pines",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00395083"
    },
    {
      "nct_id": "NCT00423137",
      "title": "Effect of BIBW 2948 BS in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive",
        "Bronchitis, Chronic"
      ],
      "interventions": [
        {
          "name": "BIBW 2948 BS",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 48,
      "start_date": "2007-01-17",
      "completion_date": "2008-07-09",
      "has_results": true,
      "last_update_posted_date": "2021-11-19",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 4,
      "location_summary": "Birmingham, Alabama • San Francisco, California • Denver, Colorado + 1 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423137"
    },
    {
      "nct_id": "NCT05610514",
      "title": "Pulmonary and Cardiac Effects of E-Cigarette Use in Pulmonary Patients Who Smoke Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Chronic Bronchitis",
        "Emphysema",
        "Asthma-COPD Overlap Syndrome"
      ],
      "interventions": [
        {
          "name": "E-Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Financial Incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2022-04-28",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-08",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05610514"
    },
    {
      "nct_id": "NCT05660850",
      "title": "A Study To Evaluate The Efficacy, Safety, Pharmacokinetics, And Pharmacodynamic Effects Of GDC-6599 In Patients With Chronic Cough",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Refractory Cough (CRC) With Non-atopic Asthma",
        "CRC With Atopic Asthma",
        "Unexplained Chronic Cough",
        "CRC With Chronic Obstructive Pulmonary Disease",
        "CRC With Chronic Obstructive Pulmonary Disease With Chronic Bronchitis"
      ],
      "interventions": [
        {
          "name": "GDC-6599",
          "type": "DRUG"
        },
        {
          "name": "GDC-6599-matching placebo",
          "type": "OTHER"
        },
        {
          "name": "Mannitol",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 49,
      "start_date": "2023-03-22",
      "completion_date": "2024-10-20",
      "has_results": true,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Northridge, California • Coral Gables, Florida + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "DuBois",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05660850"
    },
    {
      "nct_id": "NCT00035828",
      "title": "A Blinded Study Comparing the Safety and Efficacy of a Fully Human Anti-IL8 Monoclonal Antibody (ABX-IL8) to Placebo in Patients With Chronic Bronchitis and COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive",
        "Bronchitis, Chronic"
      ],
      "interventions": [
        {
          "name": "ABX-IL8",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abgenix",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2001-12",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 1,
      "location_summary": "Fremont, California",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00035828"
    },
    {
      "nct_id": "NCT00752414",
      "title": "A Phase 1b Study to Evaluate the Safety and PK of MP-376 in Chronic Obstructive Pulmonary Disease (COPD) Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "MP-376 (Levofloxacin solution for Inhalation)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2008-07",
      "completion_date": "2008-10",
      "has_results": false,
      "last_update_posted_date": "2024-12-04",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 5,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Omaha, Nebraska + 2 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00752414"
    },
    {
      "nct_id": "NCT06003270",
      "title": "Biological Effects of Quercetin in COPD Phase II",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Emphysema",
        "Chronic Bronchitis With Airway Obstruction"
      ],
      "interventions": [
        {
          "name": "Quercetin 1000 mg",
          "type": "DRUG"
        },
        {
          "name": "Quercetin 500 MG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-11-01",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-08",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06003270"
    },
    {
      "nct_id": "NCT01633697",
      "title": "Study of the Effects of Education on Patients With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Pranayama",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Education alone",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2012-09",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2020-11-04",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • Colchester, Vermont",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Colchester",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01633697"
    },
    {
      "nct_id": "NCT00571428",
      "title": "Efficacy Safety Study of Arformoterol QD Dosing Versus BID Dosing in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Arformoterol Tartrate Inhalation Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2007-11",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2012-02-22",
      "last_synced_at": "2026-10-20T23:04:27.529Z",
      "location_count": 4,
      "location_summary": "Medford, Oregon • Portland, Oregon • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Medford",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00571428"
    }
  ]
}