{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=30%25+inhaled+oxygen+via+nasal+cannula",
    "query": {
      "intervention": "30% inhaled oxygen via nasal cannula"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T23:20:44.728Z",
  "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": "NCT05182294",
      "title": "Tolerance and Acute Effects of a New HFNT Nasal Cannula",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD Exacerbation Acute"
      ],
      "interventions": [
        {
          "name": "AIRVO 2, the new asymmetric nasal cannula",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2022-05-25",
      "completion_date": "2023-01-31",
      "has_results": false,
      "last_update_posted_date": "2023-04-06",
      "last_synced_at": "2026-10-10T23:20:44.728Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05182294"
    },
    {
      "nct_id": "NCT04170062",
      "title": "Oxygen Savings With Administered Oxygen and High Flow Ambient Air At Rest",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive",
        "Lung Diseases, Interstitial",
        "Pulmonary Fibrosis",
        "Hypoxemia",
        "Dyspnea",
        "Oxygen Inhalation Therapy"
      ],
      "interventions": [
        {
          "name": "Nasal Delivery of High-Flow Air and Oxygen Therapy",
          "type": "DEVICE"
        },
        {
          "name": "Nasal Delivery of Oxygen Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "30 Years to 100 Years"
      },
      "enrollment_count": 11,
      "start_date": "2020-12-15",
      "completion_date": "2024-12-16",
      "has_results": false,
      "last_update_posted_date": "2024-12-24",
      "last_synced_at": "2026-10-10T23:20:44.728Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04170062"
    },
    {
      "nct_id": "NCT00603603",
      "title": "Controlled Clinical Trial of Supplemental Oxygen for the Prevention of Post-Cesarean Infectious Morbidity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infection; Cesarean Section",
        "Surgical Wound Infection",
        "Endometritis"
      ],
      "interventions": [
        {
          "name": "80% inhaled oxygen via non-rebreather mask",
          "type": "OTHER"
        },
        {
          "name": "30% inhaled oxygen via nasal cannula",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 50 Years · Female only"
      },
      "enrollment_count": 606,
      "start_date": "2008-02",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2016-06-22",
      "last_synced_at": "2026-10-10T23:20:44.728Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00603603"
    },
    {
      "nct_id": "NCT02514798",
      "title": "Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Esophageal and gastric balloons",
          "type": "OTHER"
        },
        {
          "name": "Respiratory Inductance Plethysmography (RIP) system",
          "type": "OTHER"
        },
        {
          "name": "Sentec transcutaneous monitoring system",
          "type": "OTHER"
        },
        {
          "name": "High-flow humidified nasal oxygen delivery system",
          "type": "DEVICE"
        },
        {
          "name": "CPAP (Positive Control)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Tufts Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2015-07",
      "completion_date": "2018-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-10-10T23:20:44.728Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02514798"
    },
    {
      "nct_id": "NCT03464396",
      "title": "Prematurity-Related Ventilatory Control",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Control in Premature Infants"
      ],
      "interventions": [
        {
          "name": "Bedside Physiology study",
          "type": "OTHER"
        },
        {
          "name": "Carotid Body Function Test",
          "type": "OTHER"
        },
        {
          "name": "Room Air Challenge",
          "type": "OTHER"
        },
        {
          "name": "Hypoxia Challenge Test",
          "type": "OTHER"
        },
        {
          "name": "Effects of Nasal Cannula Flow",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood Sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "28 Days",
        "sex": "ALL",
        "summary": "1 Day to 28 Days"
      },
      "enrollment_count": 177,
      "start_date": "2018-05-14",
      "completion_date": "2022-03-09",
      "has_results": false,
      "last_update_posted_date": "2023-01-31",
      "last_synced_at": "2026-10-10T23:20:44.728Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03464396"
    }
  ]
}