{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Breath+Collection&page=3",
    "query": {
      "intervention": "Breath Collection",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 133,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Breath+Collection&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Breath+Collection&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T00:38:33.937Z",
  "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": "NCT03998189",
      "title": "Metabolic and Microbial Profiling of Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nonsmall Cell Lung Cancer",
        "Nonsmall Cell Lung Cancer Stage"
      ],
      "interventions": [
        {
          "name": "Breath Collection",
          "type": "OTHER"
        },
        {
          "name": "Saliva Collection",
          "type": "OTHER"
        },
        {
          "name": "Blood Collection",
          "type": "OTHER"
        },
        {
          "name": "Urine Collection",
          "type": "OTHER"
        },
        {
          "name": "Tumor Collection",
          "type": "OTHER"
        },
        {
          "name": "Medical History Data Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2019-10-11",
      "completion_date": "2021-06-21",
      "has_results": true,
      "last_update_posted_date": "2021-11-05",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03998189"
    },
    {
      "nct_id": "NCT03250585",
      "title": "sPLA2 in EBC During Acute Chest Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease",
        "Acute Chest Syndrome"
      ],
      "interventions": [
        {
          "name": "Exhaled Breath Condensate (EBC)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Plasma Sample",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "7 Years to 30 Years"
      },
      "enrollment_count": 6,
      "start_date": "2018-01-19",
      "completion_date": "2018-06-14",
      "has_results": false,
      "last_update_posted_date": "2018-09-26",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03250585"
    },
    {
      "nct_id": "NCT00368836",
      "title": "Breath Analysis Technique to Diagnose Pulmonary Embolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "BreathScreen PE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 475,
      "start_date": "2006-01",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2022-04-21",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00368836"
    },
    {
      "nct_id": "NCT04502732",
      "title": "Gastric Emptying Using Two Imaging Methods for Those Who Have Undergone POSE2 Weight Loss Procedure",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "NSSM and GEBT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2020-07-16",
      "completion_date": "2020-11-23",
      "has_results": false,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04502732"
    },
    {
      "nct_id": "NCT02487394",
      "title": "Protein Biomarker Discovery and Validation in Chronic Obstructive Pulmonary Disease (COPD) And Asthma",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "COPD"
      ],
      "interventions": [
        {
          "name": "Exhaled Breath Condensate (EBC)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 9,
      "start_date": "2014-05",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02487394"
    },
    {
      "nct_id": "NCT02367170",
      "title": "Project 4A: Inspiratory Muscle Training and Diaphragm Strength",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sepsis"
      ],
      "interventions": [
        {
          "name": "Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure",
          "type": "PROCEDURE"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Volitional Measurement of Maximal Inspiratory Pressure (MIP)",
          "type": "PROCEDURE"
        },
        {
          "name": "Inspiratory Muscle Strength Training (IMST)",
          "type": "DEVICE"
        },
        {
          "name": "SHAM Inspiratory Muscle Strength Training (IMST)",
          "type": "DEVICE"
        },
        {
          "name": "Diaphragm thickness measurement",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood and Urine samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2015-03",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2018-05-07",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02367170"
    },
    {
      "nct_id": "NCT03870022",
      "title": "Pivot Breath Sensor Performance Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Smoking, Tobacco"
      ],
      "interventions": [
        {
          "name": "Pivot Breath Sensor System",
          "type": "DEVICE"
        },
        {
          "name": "Similar Carbon Monoxide breath sensor system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Jennifer Marler, MD",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 70,
      "start_date": "2019-03-01",
      "completion_date": "2019-04-18",
      "has_results": true,
      "last_update_posted_date": "2024-07-01",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03870022"
    },
    {
      "nct_id": "NCT06425588",
      "title": "Craniofacial Dimensions as Determinants of the Fitted Performance of Common Face Masks (FACEFIT 2.0)",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Surgical/Procedure Mask Fit Testing",
          "type": "OTHER"
        },
        {
          "name": "KN95 Mask Fit testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2024-05-30",
      "completion_date": "2026-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-12",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06425588"
    },
    {
      "nct_id": "NCT03261856",
      "title": "Clinical Utility of Breath Tests in GI",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Small Intestinal Bacterial Overgrowth",
        "Lactose Intolerance",
        "Fructose Intolerance",
        "Glucose Intolerance"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1080,
      "start_date": "2011-08-31",
      "completion_date": "2017-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03261856"
    },
    {
      "nct_id": "NCT01090557",
      "title": "Exhaled Nitric Oxide in Respiratory Syncytial Virus (RSV) Bronchiolitis: a Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "RSV Infection",
        "Bronchiolitis"
      ],
      "interventions": [
        {
          "name": "Collection of exhaled breath",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Winthrop University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "4 Years",
        "sex": "ALL",
        "summary": "1 Day to 4 Years"
      },
      "enrollment_count": 60,
      "start_date": "2007-10",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2010-03-22",
      "last_synced_at": "2026-10-21T00:38:33.937Z",
      "location_count": 1,
      "location_summary": "Mineola, New York",
      "locations": [
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01090557"
    }
  ]
}