{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Disease&page=23",
    "query": {
      "condition": "Respiratory Tract Disease",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 16852,
    "total_pages": 1686,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Disease&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Disease&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T21:32:08.413Z",
  "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": "NCT01578031",
      "title": "The Effects of Treating Obese and Lean Patients With Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Positive Airway Pressure During Sleep (ResMed S9 Elite)",
          "type": "DEVICE"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 450,
      "start_date": "2009-03",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01578031"
    },
    {
      "nct_id": "NCT00091039",
      "title": "Vaccine Therapy, Chemotherapy, and Radiation Therapy in Treating Patients With Stage III Non-Small Cell Lung Cancer That Cannot Be Removed With Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "recombinant fowlpox GM-CSF vaccine adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant fowlpox-CEA(6D)/TRICOM vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant vaccinia-CEA(6D)-TRICOM vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2004-08",
      "completion_date": "2006-02",
      "has_results": false,
      "last_update_posted_date": "2013-06-20",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00091039"
    },
    {
      "nct_id": "NCT05227001",
      "title": "A Study To Learn About The Study Vaccine (Called Self-Amplifying Ribonucleic Acid (RNA)) For The Prevention of Influenza",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "PF-07852352 Influenza saRNA 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07836391 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07836394 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07836395 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07836396 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07867246 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent influenza vaccine (QIV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07871987 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07914705 Influenza saRNA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PF-07915048 Influenza saRNA",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 440,
      "start_date": "2022-04-28",
      "completion_date": "2023-08-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-20",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 24,
      "location_summary": "Phoenix, Arizona • Walnut Creek, California • Greenacres City, Florida + 13 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Greenacres City",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05227001"
    },
    {
      "nct_id": "NCT00461981",
      "title": "A Phase 2 Study to Evaluate Immune Responses of FluMist®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza Vaccine"
      ],
      "interventions": [
        {
          "name": "TIV, Trivalent Inactivated Influenza Virus Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FluMist, Influenza Virus Vaccine Live",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "35 Months",
        "sex": "ALL",
        "summary": "12 Months to 35 Months"
      },
      "enrollment_count": 101,
      "start_date": "2007-05",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 19,
      "location_summary": "Jonesboro, Arkansas • Little Rock, Arkansas • Anaheim, California + 16 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00461981"
    },
    {
      "nct_id": "NCT00855465",
      "title": "A Study to Evaluate Efficacy and Safety of Oral BAY63-2521 in Patients With CTEPH.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Riociguat (Adempas, BAY63-2521)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 262,
      "start_date": "2009-02-23",
      "completion_date": "2012-06-27",
      "has_results": true,
      "last_update_posted_date": "2023-11-21",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 9,
      "location_summary": "La Jolla, California • Sacramento, California • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00855465"
    },
    {
      "nct_id": "NCT04517500",
      "title": "A Home-based Module to Promote Mindful Breathing Awareness for COPD Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Home-based pulmonary rehabilitation program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mindful breathing module",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2021-08-06",
      "completion_date": "2024-05-07",
      "has_results": true,
      "last_update_posted_date": "2024-11-08",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Rochester, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04517500"
    },
    {
      "nct_id": "NCT00317200",
      "title": "A Study of Paclitaxel Plus Bevacizumab in Patients With Chemosensitive Relapsed Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoosier Cancer Research Network",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2006-04",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2011-05-02",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 17,
      "location_summary": "Springdale, Arkansas • Galesburg, Illinois • Bloomington, Indiana + 12 more",
      "locations": [
        {
          "city": "Springdale",
          "state": "Arkansas"
        },
        {
          "city": "Galesburg",
          "state": "Illinois"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00317200"
    },
    {
      "nct_id": "NCT03793192",
      "title": "Promoting Activity After COPD Exacerbations, Aim 2",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "PACE2 Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2019-03-18",
      "completion_date": "2022-04-08",
      "has_results": false,
      "last_update_posted_date": "2025-01-20",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03793192"
    },
    {
      "nct_id": "NCT02316392",
      "title": "Imaging and Understanding BOS in Lung Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bronchiolitis Obliterans Syndrome"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized Helium-3 MRI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "1 Year to 25 Years"
      },
      "enrollment_count": 6,
      "start_date": "2014-12",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2023-08-25",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02316392"
    },
    {
      "nct_id": "NCT04377711",
      "title": "A Study of the Safety and Efficacy of Ciclesonide in the Treatment of Non-hospitalized COVID-19 Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Ciclesonide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Covis Pharma S.à.r.l.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "12 Years to 100 Years"
      },
      "enrollment_count": 400,
      "start_date": "2020-06-08",
      "completion_date": "2021-01-05",
      "has_results": true,
      "last_update_posted_date": "2023-02-09",
      "last_synced_at": "2026-10-14T21:32:08.413Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04377711"
    }
  ]
}