{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Obstructive+Airway+Disease&page=20",
    "query": {
      "condition": "Chronic Obstructive Airway Disease",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 964,
    "total_pages": 97,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Obstructive+Airway+Disease&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Obstructive+Airway+Disease&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T05:00:13.992Z",
  "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": "NCT00297115",
      "title": "Effect of Roflumilast on Exacerbation Rate in Patients With Chronic Obstructive Pulmonary Disease (COPD): The HERMES Study (BY217/M2-125)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Roflumilast",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 1568,
      "start_date": "2006-03",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2016-11-07",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 151,
      "location_summary": "Bayou La Batre, Alabama • Birmingham, Alabama • Huntsville, Alabama + 131 more",
      "locations": [
        {
          "city": "Bayou La Batre",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Bullhead City",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00297115"
    },
    {
      "nct_id": "NCT03937479",
      "title": "Study Investigating the Effect of 4 Doses of RPL554 Given in Addition to Tiotropium to Patients With COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Ensifentrine (formerly RPL554) 0.375 mg twice daily plus placebo, in addition to tiotropium",
          "type": "DRUG"
        },
        {
          "name": "Ensifentrine (formerly RPL554) 0.75 mg twice daily plus placebo, in addition to tiotropium",
          "type": "DRUG"
        },
        {
          "name": "Ensifentrine (formerly RPL554) 1.5 mg twice daily plus placebo, in addition to tiotropium",
          "type": "DRUG"
        },
        {
          "name": "Ensifentrine (formerly RPL554) 3.0 mg twice daily plus placebo, in addition to tiotropium",
          "type": "DRUG"
        },
        {
          "name": "Ensifentrine (formerly RPL554) placebo twice daily, in addition to tiotropium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Verona Pharma, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 416,
      "start_date": "2019-05-01",
      "completion_date": "2019-11-15",
      "has_results": true,
      "last_update_posted_date": "2020-11-20",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 50,
      "location_summary": "Anniston, Alabama • Fullerton, California • Los Angeles, California + 44 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Lafayette",
          "state": "Colorado"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03937479"
    },
    {
      "nct_id": "NCT02302417",
      "title": "Study Assessing Utility of a Clinical Questionnaire to Identify Subjects With Features of Both Asthma and Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Spirometry",
          "type": "PROCEDURE"
        },
        {
          "name": "ACOS clinical questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1215,
      "start_date": "2015-01-01",
      "completion_date": "2015-05-28",
      "has_results": false,
      "last_update_posted_date": "2017-09-11",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 12,
      "location_summary": "Newport Beach, California • Upland, California • Sunset, Louisiana + 9 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Sunset",
          "state": "Louisiana"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02302417"
    },
    {
      "nct_id": "NCT00239460",
      "title": "Efficacy and Safety (Including 24-hour Holter Monitoring) of Tiotropium Inhalation Capsules in Patients With COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Tiotropium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 196,
      "start_date": "2003-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-11-01",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 12,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Sylmar, California + 9 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sylmar",
          "state": "California"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        },
        {
          "city": "Bay Pines",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00239460"
    },
    {
      "nct_id": "NCT01456494",
      "title": "Teaching Use of Respiratory Inhalers (TURI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "COPD"
      ],
      "interventions": [
        {
          "name": "Brief Intervention",
          "type": "OTHER"
        },
        {
          "name": "Teach-to-Goal Education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2009-07",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2019-06-18",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01456494"
    },
    {
      "nct_id": "NCT00942201",
      "title": "Comparison of Oral Dexamethasone Doses in Asthma Exacerbation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "Reactive Airway Disease"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rady Children's Hospital, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 125,
      "start_date": "2008-08",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2009-07-20",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00942201"
    },
    {
      "nct_id": "NCT01316887",
      "title": "A 52-Week, Multicenter, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study to Evaluate the Safety and Tolerability of GSK573719/GW642444 and GSK573719 in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "125/25 mcg once-daily GSK573719/GW642444",
          "type": "DRUG"
        },
        {
          "name": "125mcg once-daily GSK573719",
          "type": "DRUG"
        },
        {
          "name": "Placebo once-daily",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "40 Years to 120 Years"
      },
      "enrollment_count": 563,
      "start_date": "2011-01-01",
      "completion_date": "2012-07-21",
      "has_results": true,
      "last_update_posted_date": "2018-05-02",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 15,
      "location_summary": "Mobile, Alabama • Sunset, Louisiana • Plymouth, Minnesota + 12 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Sunset",
          "state": "Louisiana"
        },
        {
          "city": "Plymouth",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01316887"
    },
    {
      "nct_id": "NCT05573464",
      "title": "A Study to Assess the Safety of Budesonide/Glycopyrronium/Formoterol Fumarate With a Next-Generation Propellant in Participants With Moderate to Very Severe Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "BGF MDI HFO 320/14.4/9.6 μg",
          "type": "DRUG"
        },
        {
          "name": "BGF MDI HFA 320/14.4/9.6 μg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 559,
      "start_date": "2022-09-27",
      "completion_date": "2024-03-26",
      "has_results": true,
      "last_update_posted_date": "2025-09-19",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 20,
      "location_summary": "Phoenix, Arizona • Newport Beach, California • Miami, Florida + 17 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05573464"
    },
    {
      "nct_id": "NCT07353034",
      "title": "Functional Social Support in COPD Self-Management",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2025-09-26",
      "completion_date": "2026-07-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07353034"
    },
    {
      "nct_id": "NCT05661435",
      "title": "Utility of Remote Lung Auscultation in Transitions of Care After Pulmonary Exacerbations of COPD",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "RESP Biosensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Strados Labs, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "35 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-03-15",
      "completion_date": "2023-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-16",
      "last_synced_at": "2026-10-16T05:00:13.992Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05661435"
    }
  ]
}