{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Expiration&page=6",
    "query": {
      "intervention": "Expiration",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 576,
    "total_pages": 58,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Expiration&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Expiration&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T10:50:46.054Z",
  "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": "NCT01251913",
      "title": "A Pilot Study of Inpatient Hospice With Procurement of Brain Tumor Tissue on Expiration for Research Purposes",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ependymomas",
        "Gliomas",
        "PNET",
        "Pineal Tumors",
        "PCNSL (Primary CNS Lymphoma)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 7,
      "start_date": "2010-11-12",
      "completion_date": "2015-04-29",
      "has_results": false,
      "last_update_posted_date": "2019-12-03",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01251913"
    },
    {
      "nct_id": "NCT01880723",
      "title": "Utilizing Exhaled Breathe Condensate Collection to Study Ion Regulation in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Albuterol",
          "type": "DRUG"
        },
        {
          "name": "Placebo saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "15 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2009-05",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2023-11-29",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01880723"
    },
    {
      "nct_id": "NCT00451841",
      "title": "Exhaled Breath Condensate pH in Patients With Cough Caused by Gastroesophageal Reflux",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cough",
        "Gastroesophageal Reflux"
      ],
      "interventions": [
        {
          "name": "RTube Exhaled Breath Condensate Collection System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2007-03",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00451841"
    },
    {
      "nct_id": "NCT04305457",
      "title": "Nitric Oxide Gas Inhalation Therapy for Mild/Moderate COVID-19",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Coronavirus Infections",
        "Pneumonia, Viral",
        "Acute Respiratory Distress Syndrome"
      ],
      "interventions": [
        {
          "name": "Nitric Oxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2020-03-21",
      "completion_date": "2023-08-23",
      "has_results": true,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 2,
      "location_summary": "Shreveport, Louisiana • Boston, Massachusetts",
      "locations": [
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04305457"
    },
    {
      "nct_id": "NCT02396823",
      "title": "Respiratory Motor Control and Blood Pressure Regulation After Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "Respiratory Muscle Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2011-06",
      "completion_date": "2019-02",
      "has_results": false,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02396823"
    },
    {
      "nct_id": "NCT04887415",
      "title": "Respiratory Strength Training in Cardiac Surgical Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Thoracic Diseases",
        "Surgery",
        "Surgery--Complications",
        "Dysphagia"
      ],
      "interventions": [
        {
          "name": "Respiratory Strength Training (RST) Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 25,
      "start_date": "2021-09-02",
      "completion_date": "2023-01-23",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04887415"
    },
    {
      "nct_id": "NCT04881942",
      "title": "Characterization of Selected Aerosol Constituents Levels in the Exhaled Breath of Adult e-Vapor Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "e-Vapor Product A",
          "type": "OTHER"
        },
        {
          "name": "e-Vapor Product B",
          "type": "OTHER"
        },
        {
          "name": "e-Vapor Product C",
          "type": "OTHER"
        },
        {
          "name": "e-Vapor Product D",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 35,
      "start_date": "2017-03-27",
      "completion_date": "2018-01-26",
      "has_results": true,
      "last_update_posted_date": "2024-07-30",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "High Point, North Carolina",
      "locations": [
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04881942"
    },
    {
      "nct_id": "NCT02153541",
      "title": "Assessing the Efficacy of CREWS01 to Decrease Usage of Rescue Inhalers in Moderate to Severe Asthmatic Adults",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Antipyrine-benzocaine otic solution",
          "type": "DRUG"
        },
        {
          "name": "Glycerin with Oxyquinoline Sulfate",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Global United Pharmaceutical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2023-04-01",
      "completion_date": "2023-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02153541"
    },
    {
      "nct_id": "NCT01157845",
      "title": "Use of Methacetin Breath Test to Predict Liver Failure in Patients With Cirrhosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cirrhosis"
      ],
      "interventions": [
        {
          "name": "BreathID (Methacetin breath test)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 165,
      "start_date": "2010-03",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2014-05-16",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 3,
      "location_summary": "Detroit, Michigan • Charleston, South Carolina • Richmond, Virginia",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01157845"
    },
    {
      "nct_id": "NCT06571136",
      "title": "The Measurement of Chemicals in Exhaled Breath Can Identify If a Person is Infected with COVID-19",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "N5 Sensors",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-08-19",
      "completion_date": "2025-02-26",
      "has_results": false,
      "last_update_posted_date": "2024-11-20",
      "last_synced_at": "2026-10-27T10:50:46.054Z",
      "location_count": 1,
      "location_summary": "Everett, Washington",
      "locations": [
        {
          "city": "Everett",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06571136"
    }
  ]
}