{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=6",
    "query": {
      "intervention": "Pulmonary function testing",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 610,
    "total_pages": 61,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T12:00:35.193Z",
  "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": "NCT02407301",
      "title": "Cough in Reduced True Vocal Fold Mobility",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Unilateral Vocal Cord Paresis",
        "Unilateral Vocal Cord Paralysis"
      ],
      "interventions": [
        {
          "name": "cough airflow measure",
          "type": "OTHER"
        },
        {
          "name": "vocal tasks",
          "type": "OTHER"
        },
        {
          "name": "true vocal fold movement",
          "type": "OTHER"
        },
        {
          "name": "spirometry test",
          "type": "OTHER"
        },
        {
          "name": "maximum expiratory pressure (MEP)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 15,
      "start_date": "2015-04",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02407301"
    },
    {
      "nct_id": "NCT07525375",
      "title": "A Phase II Study to Investigate Lung Function With 2 Different Doses of Inhaled Glycopyrronium Taken With BFF Compared to BFF in Participants of 4 to Less Than 12 Years of Age With Asthma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "GP MDI",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "BFF MDI",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo MDI",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "4 Years to 11 Years"
      },
      "enrollment_count": 69,
      "start_date": "2026-04-14",
      "completion_date": "2029-05-23",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 15,
      "location_summary": "Bakersfield, California • Lancaster, California • Long Beach, California + 12 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07525375"
    },
    {
      "nct_id": "NCT00576069",
      "title": "Mechanism(s)of Airflow Limitation in Moderate-severe Persistent Asthma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "budesonide/formoterol",
          "type": "DRUG"
        },
        {
          "name": "fluticasone/salmeterol",
          "type": "DRUG"
        },
        {
          "name": "mometasone/formoterol",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gelb, Arthur F., M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "10 Years to 95 Years"
      },
      "enrollment_count": 60,
      "start_date": "2007-10-25",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2023-10-26",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 1,
      "location_summary": "Lakewood, California",
      "locations": [
        {
          "city": "Lakewood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00576069"
    },
    {
      "nct_id": "NCT02802345",
      "title": "Efficacy and Safety of Nintedanib Co-administered With Sildenafil in Idiopathic Pulmonary Fibrosis Patients With Advanced Lung Function Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Idiopathic Pulmonary Fibrosis"
      ],
      "interventions": [
        {
          "name": "Nintedanib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Sildenafil",
          "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": 274,
      "start_date": "2016-06-30",
      "completion_date": "2018-04-13",
      "has_results": true,
      "last_update_posted_date": "2019-01-11",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Stamford, Connecticut • Jacksonville, Florida + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02802345"
    },
    {
      "nct_id": "NCT05587751",
      "title": "Evaluation of Gender-Affirming Treatments on Pulmonary Function in Transgender and Gender Diverse Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hormonal Gender-Affirming Therapy"
      ],
      "interventions": [
        {
          "name": "Spirometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Plethysmography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2023-02-01",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05587751"
    },
    {
      "nct_id": "NCT02163681",
      "title": "MRI for Non-Invasive Imaging in Neonates and Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Cystic Fibrosis (CF)",
        "Asthma",
        "Bronchopulmonary Dysplasia (BPD)"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized Helium-3 MRI of the chest",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "4 Months to 65 Years"
      },
      "enrollment_count": 45,
      "start_date": "2011-01-01",
      "completion_date": "2018-07-30",
      "has_results": true,
      "last_update_posted_date": "2022-04-19",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02163681"
    },
    {
      "nct_id": "NCT01607216",
      "title": "Functional and Lymphocytic Markers of Respiratory Morbidity in Hyperoxic Preemies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prematurity",
        "Symptomatic Respiratory Disease",
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "7 Days",
        "sex": "ALL",
        "summary": "Up to 7 Days"
      },
      "enrollment_count": 277,
      "start_date": "2011-08",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 2,
      "location_summary": "Buffalo, New York • Rochester, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01607216"
    },
    {
      "nct_id": "NCT02057458",
      "title": "Blood Flow and Vascular Function in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Sildenafil (Acute-1 hour)",
          "type": "DRUG"
        },
        {
          "name": "Sildenafil (Subchronic-4 weeks)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2014-04",
      "completion_date": "2018-07",
      "has_results": true,
      "last_update_posted_date": "2020-04-24",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02057458"
    },
    {
      "nct_id": "NCT03617718",
      "title": "Project 2 Airway Potential Hydrogen (pH) in Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis",
        "Asthma",
        "Severe Persistent Asthma",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Glycine Buffer",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 74,
      "start_date": "2018-11-01",
      "completion_date": "2025-07-16",
      "has_results": false,
      "last_update_posted_date": "2025-08-15",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • Cleveland, Ohio",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03617718"
    },
    {
      "nct_id": "NCT01670097",
      "title": "Dexamethasone Dyspnea Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Cancers",
        "Hematologic Disorder",
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spirometer",
          "type": "DEVICE"
        },
        {
          "name": "Phone Calls",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2013-01",
      "completion_date": "2021-01-26",
      "has_results": true,
      "last_update_posted_date": "2021-02-17",
      "last_synced_at": "2026-10-22T12:00:35.193Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01670097"
    }
  ]
}