{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=HFNC+only",
    "query": {
      "intervention": "HFNC only"
    },
    "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": "2026-09-11T07:30:15.332Z",
  "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": "NCT04517344",
      "title": "High Flow Nasal Cannula (HFNC) Initiation Flow Rate Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bronchiolitis"
      ],
      "interventions": [
        {
          "name": "Initial Flow Rate",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Days",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "7 Days to 12 Months"
      },
      "enrollment_count": 21,
      "start_date": "2020-12-01",
      "completion_date": "2025-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-09-11T07:30:15.332Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04517344"
    },
    {
      "nct_id": "NCT04325906",
      "title": "Early PP With HFNC Versus HFNC in COVID-19 Induced Moderate to Severe ARDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prone Positioning",
        "High Flow Nasal Cannula",
        "Acute Respiratory Distress Syndrome",
        "Corona Virus Infection"
      ],
      "interventions": [
        {
          "name": "high flow nasal cannula (HFNC)",
          "type": "DEVICE"
        },
        {
          "name": "Prone positioning (PP)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Rush University 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": 224,
      "start_date": "2020-04-02",
      "completion_date": "2021-02-21",
      "has_results": true,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-09-11T07:30:15.332Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04325906"
    },
    {
      "nct_id": "NCT02460653",
      "title": "Effects of High Flow Nasal Cannula on Deadspace Reduction and Regional Distribution of Ventilation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Insufficiency",
        "Hypoxia"
      ],
      "interventions": [
        {
          "name": "HFNC Flow Rate",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Weeks",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Weeks to 17 Years"
      },
      "enrollment_count": 40,
      "start_date": "2015-05-01",
      "completion_date": "2021-07-01",
      "has_results": false,
      "last_update_posted_date": "2019-06-04",
      "last_synced_at": "2026-09-11T07:30:15.332Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02460653"
    },
    {
      "nct_id": "NCT05675345",
      "title": "Physiological Effects of Continuous Negative External Pressure for Acute Hypoxemic Respiratory Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Hypoxemic Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "HFNC only",
          "type": "DEVICE"
        },
        {
          "name": "HFNC + CNEP10",
          "type": "DEVICE"
        },
        {
          "name": "HFNC + CNEP20",
          "type": "DEVICE"
        },
        {
          "name": "HFNC + CNEP30",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2024-02-28",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-03-04",
      "last_synced_at": "2026-09-11T07:30:15.332Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05675345"
    },
    {
      "nct_id": "NCT05918575",
      "title": "Postextubation Use of Noninvasive Respiratory Support in Severely Obese Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity, Morbid",
        "Extubation Failure"
      ],
      "interventions": [
        {
          "name": "Noninvasive ventilation alternating with high flow nasal cannula",
          "type": "DEVICE"
        },
        {
          "name": "High flow nasal cannula",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rush University 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": 250,
      "start_date": "2023-07-10",
      "completion_date": "2028-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-11T07:30:15.332Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Winfield, Illinois • Houston, Texas + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winfield",
          "state": "Illinois"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05918575"
    }
  ]
}