{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Collection+of+exhaled+breath&page=2",
    "query": {
      "intervention": "Collection of exhaled breath",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 36,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Collection+of+exhaled+breath&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Collection+of+exhaled+breath&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T18:28:16.801Z",
  "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": "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": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03870022"
    },
    {
      "nct_id": "NCT02327130",
      "title": "Changes in Exhaled 13CO2/12CO2 Breath Delta Value as an Early Indicator of Infection in ICU Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sepsis"
      ],
      "interventions": [
        {
          "name": "Isomark Canary™",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Isomark, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2015-04",
      "completion_date": "2017-12",
      "has_results": true,
      "last_update_posted_date": "2019-01-03",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 6,
      "location_summary": "Gainesville, Florida • Jacksonville, Florida • St Louis, Missouri + 2 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02327130"
    },
    {
      "nct_id": "NCT00867477",
      "title": "PMRR-NO: Pulmonary Metabolic Radiation Response Versus Exhaled Nitric Oxide",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastrointestinal Disease",
        "Esophageal Cancer",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Breathing Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Respiratory Symptoms Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pet Scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 163,
      "start_date": "2009-03",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2014-08-28",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00867477"
    },
    {
      "nct_id": "NCT05322785",
      "title": "Optimization of Exhaled Biomarker Collection and Analysis",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Disease",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Breath collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "110 Years",
        "sex": "ALL",
        "summary": "4 Years to 110 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2020-02-02",
      "completion_date": "2030-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05322785"
    },
    {
      "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": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02367170"
    },
    {
      "nct_id": "NCT02214394",
      "title": "Detection of Propofol in Exhaled Breath",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "High-performance liquid chromatography Analysis",
          "type": "OTHER"
        },
        {
          "name": "SMART Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Xhale Assurance",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2014-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-08-12",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02214394"
    },
    {
      "nct_id": "NCT04100512",
      "title": "Oscillating Positive Expiratory Pressure (OPEP) Therapy in Trauma Patients With Multiple Rib Fractures",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rib Fractures",
        "Respiratory Complication"
      ],
      "interventions": [
        {
          "name": "Oscillating Positive Expiratory Pressure Device",
          "type": "DEVICE"
        },
        {
          "name": "Incentive spirometry",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Poudre Valley Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2019-10-21",
      "completion_date": "2023-10-31",
      "has_results": false,
      "last_update_posted_date": "2022-12-19",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Loveland, Colorado",
      "locations": [
        {
          "city": "Loveland",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04100512"
    },
    {
      "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": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01880723"
    },
    {
      "nct_id": "NCT07564648",
      "title": "Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Addiction",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette Purchase Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cross-Price Elasticity Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Diary Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Progressive Ratio Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2026-08-18",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07564648"
    },
    {
      "nct_id": "NCT02238327",
      "title": "Longitudinal Evaluation of HIV-associated Lung Disease Phenotypes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "HIV",
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "questionnaires",
          "type": "PROCEDURE"
        },
        {
          "name": "Lung function testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Six-Minute walk test",
          "type": "PROCEDURE"
        },
        {
          "name": "Quantitative CT scans",
          "type": "RADIATION"
        },
        {
          "name": "Nasal secretion and cell collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 232,
      "start_date": "2014-09",
      "completion_date": "2020-03-02",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-10-01T18:28:16.801Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02238327"
    }
  ]
}