{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Bronchitis+With+Airway+Obstruction",
    "query": {
      "condition": "Chronic Bronchitis With Airway Obstruction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 16,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Bronchitis+With+Airway+Obstruction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T17:57:52.748Z",
  "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": "NCT00683722",
      "title": "PROCHYMAL™ (Human Adult Stem Cells) for the Treatment of Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive",
        "Pulmonary Emphysema",
        "Chronic Bronchitis"
      ],
      "interventions": [
        {
          "name": "Prochymal™",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mesoblast, Inc.",
      "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": 62,
      "start_date": "2008-03-20",
      "completion_date": "2010-08-24",
      "has_results": false,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Torrance, California • Charlotte, North Carolina + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Greenville",
          "state": "South Carolina"
        },
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00683722"
    },
    {
      "nct_id": "NCT00726479",
      "title": "Safety and Efficacy of 4-weeks Treatment of BIBW 2948 BS in Patients With Chronic Obstructive Bronchitis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive",
        "Bronchitis, Chronic"
      ],
      "interventions": [
        {
          "name": "BIBW 2948 BS",
          "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": 0,
      "start_date": "2008-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-03-27",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Fort Collins, Colorado + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Rincon",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00726479"
    },
    {
      "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": "2026-07-23T17:57:52.748Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06003270"
    },
    {
      "nct_id": "NCT01049360",
      "title": "Efficacy and Safety Study of Two Fixed-dose Combinations of Aclidinium Bromide With Formoterol Fumarate Compared With Aclidinium Bromide, Formoterol Fumarate and Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Aclidinium 400 μg / Formoterol 12 μg",
          "type": "DRUG"
        },
        {
          "name": "Aclidinium 400 μg / Formoterol 6 μg",
          "type": "DRUG"
        },
        {
          "name": "Aclidinium 400 μg",
          "type": "DRUG"
        },
        {
          "name": "Formoterol 12 μg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 128,
      "start_date": "2009-12",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2017-02-28",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 20,
      "location_summary": "Glendale, Arizona • Pheonix, Arizona • Rancho Mirage, California + 16 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Pheonix",
          "state": "Arizona"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "Stockton",
          "state": "California"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01049360"
    },
    {
      "nct_id": "NCT01437540",
      "title": "Safety and Tolerability of Aclidinium Bromide/Formoterol Fumarate Compared With Formoterol Fumarate in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Aclidinium Bromide/Formoterol Fumarate",
          "type": "DRUG"
        },
        {
          "name": "Formoterol Fumarate",
          "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": 590,
      "start_date": "2011-09-19",
      "completion_date": "2013-04-30",
      "has_results": true,
      "last_update_posted_date": "2017-05-11",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 137,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 110 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01437540"
    },
    {
      "nct_id": "NCT01551888",
      "title": "Pharmacokinetic, Safety and Tolerability Study of Aclidinium/Formoterol Fixed Dose Combination and Formoterol in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Aclidinium/formoterol 400/12μg",
          "type": "DRUG"
        },
        {
          "name": "Formoterol",
          "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": 24,
      "start_date": "2012-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2017-02-14",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 1,
      "location_summary": "Spartanburg, South Carolina",
      "locations": [
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01551888"
    },
    {
      "nct_id": "NCT00891462",
      "title": "Efficacy and Safety of Aclidinium Bromide for Treatment of Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD) (LAS-MD-33)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Aclidinium bromide",
          "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": 561,
      "start_date": "2009-04",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2017-01-06",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 104,
      "location_summary": "Birmingham, Alabama • Jasper, Alabama • Mobile, Alabama + 90 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00891462"
    },
    {
      "nct_id": "NCT01044459",
      "title": "Long-term Safety, Tolerability and Efficacy of Aclidinium Bromide in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD) (LAS-MD-35)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Aclidinium Bromide 200 µg",
          "type": "DRUG"
        },
        {
          "name": "Aclidinium Bromide 400 µg",
          "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": 605,
      "start_date": "2009-11",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2017-04-20",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 110,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Scottsdale, Arizona + 93 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01044459"
    },
    {
      "nct_id": "NCT00442468",
      "title": "Airway Limitation Study: Study In Primary Care Centers Of Chronic Bronchitis In Long-Term Cigarette Smokers Of At Least 40 Years Of Age With Symptoms Of Cough And Shortness Of Breath",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Non-interventional study.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 1283,
      "start_date": "2007-04",
      "completion_date": "2007-09",
      "has_results": true,
      "last_update_posted_date": "2013-01-10",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 47,
      "location_summary": "Highlands Ranch, Colorado • Wheat Ridge, Colorado • Clearwater, Florida + 43 more",
      "locations": [
        {
          "city": "Highlands Ranch",
          "state": "Colorado"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Largo",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00442468"
    },
    {
      "nct_id": "NCT00970268",
      "title": "Long-term Extension Study of the Safety, Tolerability, and Efficacy of Aclidinium Bromide in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD) (LAS-MD-36)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Aclidinium bromide",
          "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": 291,
      "start_date": "2009-08",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2017-01-06",
      "last_synced_at": "2026-07-23T17:57:52.748Z",
      "location_count": 77,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Glendale, Arizona + 68 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00970268"
    }
  ]
}