{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diagnostic+Breath+Analysis&page=2",
    "query": {
      "intervention": "Diagnostic Breath Analysis",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 67,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diagnostic+Breath+Analysis&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diagnostic+Breath+Analysis&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T03:17:20.980Z",
  "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": "NCT00757952",
      "title": "Early Detection of Ovarian Cancer: GC/FT-ICR Mass Spectrometry and Canine Olfaction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Fourier transform ion cyclotron resonance mass spectrometry",
          "type": "OTHER"
        },
        {
          "name": "chromatography",
          "type": "OTHER"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pine Street Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 120 Years · Female only"
      },
      "enrollment_count": 109,
      "start_date": "2007-11",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-30",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 4,
      "location_summary": "San Anselmo, California • San Francisco, California • Orono, Maine",
      "locations": [
        {
          "city": "San Anselmo",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Orono",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00757952"
    },
    {
      "nct_id": "NCT03142932",
      "title": "COach2Quit TRIAL: Assessing a Prototype Personal Carbon Monoxide Monitor for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Individualized carbon monoxide (iCO) monitor",
          "type": "DEVICE"
        },
        {
          "name": "COach2Quit smartphone application",
          "type": "OTHER"
        },
        {
          "name": "Cessation counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2017-05-17",
      "completion_date": "2017-11-30",
      "has_results": true,
      "last_update_posted_date": "2019-10-04",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03142932"
    },
    {
      "nct_id": "NCT06309628",
      "title": "Analysis of Volatile Organic Compounds in the Breath of Lung Transplant Rejection Patients Using Infrared Spectroscopy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Transplant Rejection"
      ],
      "interventions": [
        {
          "name": "Breathe sample",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Paragonix Technologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2023-09-21",
      "completion_date": "2025-05-09",
      "has_results": false,
      "last_update_posted_date": "2025-05-31",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06309628"
    },
    {
      "nct_id": "NCT06675435",
      "title": "Inhaled Nitric Oxide in Severe Obesity",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Respiratory Insufficiency",
        "Hypoxemic Respiratory Failure",
        "Nitric Oxide"
      ],
      "interventions": [
        {
          "name": "Nitric oxide",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 60,
      "start_date": "2026-10",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06675435"
    },
    {
      "nct_id": "NCT03053258",
      "title": "Diagnostic Breath Analysis for Detection of Ventilator Acquired Pneumonia (VAP)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bacterial Infections"
      ],
      "interventions": [
        {
          "name": "Collection of exhaled breath sample",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Landon Pediatric Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2016-10",
      "completion_date": "2019-02",
      "has_results": false,
      "last_update_posted_date": "2019-05-07",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Ventura, California",
      "locations": [
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03053258"
    },
    {
      "nct_id": "NCT03898856",
      "title": "Yield of Diagnostic Tests and Effects of Crofelemer for Chronic Idiopathic Diarrhea In Non-HIV Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Diarrhea of Unknown Origin"
      ],
      "interventions": [
        {
          "name": "Crofelemer",
          "type": "DRUG"
        },
        {
          "name": "Diagnostic tests for cause of chronic diarrhea",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 93,
      "start_date": "2019-04-01",
      "completion_date": "2025-01-30",
      "has_results": true,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03898856"
    },
    {
      "nct_id": "NCT04489758",
      "title": "4DX for the Diagnosis of Constrictive Bronchiolitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Constrictive Bronchiolitis"
      ],
      "interventions": [
        {
          "name": "X-ray velocimetry analyzed by 4Dx XV Ventilation Analysis",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 18,
      "start_date": "2021-06-25",
      "completion_date": "2022-05-27",
      "has_results": false,
      "last_update_posted_date": "2022-08-30",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04489758"
    },
    {
      "nct_id": "NCT06402318",
      "title": "Passive Detection- SARS-CoV-2 (COVID-19) A&M Breathalyzer (PROTECT Kiosk) for Operational Medicine",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "SARS CoV 2 Virus",
        "COVID-19 Pneumonia",
        "COVID-19 Respiratory Infection",
        "COVID-19 Acute Respiratory Distress Syndrome"
      ],
      "interventions": [
        {
          "name": "A&M Breathalyzer PROTECT Kiosk",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Geneva Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-12-27",
      "completion_date": "2026-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06402318"
    },
    {
      "nct_id": "NCT01475500",
      "title": "Nashville Early Diagnosis Lung Cancer Project",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Sputum sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulmonary function tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Computerized tomography (CT) scan of the chest",
          "type": "RADIATION"
        },
        {
          "name": "Buccal epithelium collection",
          "type": "OTHER"
        },
        {
          "name": "Nasal brushings",
          "type": "PROCEDURE"
        },
        {
          "name": "Bronchoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bronchoalveolar lavage",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood sample collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire-data collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 480,
      "start_date": "2011-04",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-09-30T03:17:20.980Z",
      "location_count": 2,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01475500"
    },
    {
      "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": "2026-09-30T03:17:20.980Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02238327"
    }
  ]
}