{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Respiratory+System",
    "query": {
      "condition": "Diseases of the Respiratory System"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8529,
    "total_pages": 853,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Respiratory+System&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T22:32:01.102Z",
  "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": "NCT07207473",
      "title": "Behavioral Optimization to Overcome Obstructive Sleep Apnea Treatment Barriers",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Behavioral strategy program X plus Y",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral strategy program X",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 128,
      "start_date": "2026-06-01",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 2,
      "location_summary": "West Los Angeles, California • Detroit, Michigan",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07207473"
    },
    {
      "nct_id": "NCT01158573",
      "title": "Role of Cysteinyl Leukotrienes in the Pathogenesis of Asthma in Obesity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 117,
      "start_date": "2010-07",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2018-01-24",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01158573"
    },
    {
      "nct_id": "NCT00681083",
      "title": "Titration Pressures in Sleep Apnea Patients Using ThermoSmart® Versus Conventional Humidification",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea, Obstructive"
      ],
      "interventions": [
        {
          "name": "Heated breathing tube (CPAP with ThermoSmart)",
          "type": "DEVICE"
        },
        {
          "name": "Non heated breathing tube (CPAP with conventional humidification)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Fisher and Paykel Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2008-04",
      "completion_date": "2008-07",
      "has_results": true,
      "last_update_posted_date": "2019-06-12",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 2,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00681083"
    },
    {
      "nct_id": "NCT00857766",
      "title": "A 16-Week Study to Evaluate the Effect of Advair DISKUS™ 250/50mcg on Arterial Stiffness in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "ADVAIR DISKUS™ 250/50mcg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 249,
      "start_date": "2009-03",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2017-01-30",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Jasper, Alabama • Mobile, Alabama + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00857766"
    },
    {
      "nct_id": "NCT04568356",
      "title": "A Clinical Evaluation of COVID-19 Rapid Point of Care Antigen Tests",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "SARS CoV-2"
      ],
      "interventions": [
        {
          "name": "Direct Antigen Tests for COVID-19",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "E25Bio, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2020-04-24",
      "completion_date": "2020-09-24",
      "has_results": false,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 3,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04568356"
    },
    {
      "nct_id": "NCT02605122",
      "title": "Safety and Efficacy of Solithromycin in Adolescents and Children With Community-Acquired Bacterial Pneumonia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Community-acquired Bacterial Pneumonia"
      ],
      "interventions": [
        {
          "name": "Solithromycin",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Melinta Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Months to 17 Years"
      },
      "enrollment_count": 97,
      "start_date": "2016-04",
      "completion_date": "2018-03-21",
      "has_results": true,
      "last_update_posted_date": "2019-01-03",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 21,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Sacramento, California + 18 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02605122"
    },
    {
      "nct_id": "NCT05946551",
      "title": "Treatment of Long CoronaVirus Disease (COVID) (TLC) Feasibility Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Cetirizine",
          "type": "DRUG"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine Placebo",
          "type": "DRUG"
        },
        {
          "name": "Famotidine Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2024-03-08",
      "completion_date": "2024-06-24",
      "has_results": true,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05946551"
    },
    {
      "nct_id": "NCT01705119",
      "title": "The Effects of Vertical Position on Gas Exchange in Patients With Respiratory Failure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Standing",
          "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": 16,
      "start_date": "2012-10-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01705119"
    },
    {
      "nct_id": "NCT01110200",
      "title": "Chronic Obstructive Pulmonary Disease (COPD) Post-hospitalization Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "ADVAIR DISKUS 250/50 mg BID",
          "type": "DRUG"
        },
        {
          "name": "SEREVENT 50 mcg BID",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 639,
      "start_date": "2010-04-30",
      "completion_date": "2012-05-08",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 74,
      "location_summary": "Birmingham, Alabama • Florence, Alabama • Mobile, Alabama + 66 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Florence",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01110200"
    },
    {
      "nct_id": "NCT01086800",
      "title": "Heart Biomarker Evaluation in Apnea Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiovascular Disease",
        "Obstructive Sleep Apnea",
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Healthy Lifestyles and Sleep Education plus PAP",
          "type": "OTHER"
        },
        {
          "name": "Healthy Lifestyles and Sleep Education plus Supplemental Oxygen",
          "type": "OTHER"
        },
        {
          "name": "Healthy Lifestyles and Sleep Education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 318,
      "start_date": "2010-02",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2013-02-25",
      "last_synced_at": "2026-05-21T22:32:01.102Z",
      "location_count": 4,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts • Cleveland, Ohio",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01086800"
    }
  ]
}