{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypercapnic+Acidosis",
    "query": {
      "condition": "Hypercapnic Acidosis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T21:49:47.002Z",
  "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": "NCT01927237",
      "title": "Pulmonary Vascular Effects of Respiratory Rate & Carbon Dioxide",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Low Tidal Volume Ventilation",
        "Acute Respiratory Distress Syndrome"
      ],
      "interventions": [
        {
          "name": "HLR",
          "type": "OTHER"
        },
        {
          "name": "EHR",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2013-09",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2017-02-27",
      "last_synced_at": "2026-07-23T21:49:47.002Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01927237"
    },
    {
      "nct_id": "NCT00041548",
      "title": "Inhaled Nitric Oxide in Neonates With Elevated A-a DO2 Gradients Not Requiring Mechanical Ventilation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Disease",
        "Hypoxemia",
        "Respiratory Acidosis"
      ],
      "interventions": [
        {
          "name": "nitric oxide for inhalation",
          "type": "DRUG"
        },
        {
          "name": "Oxygen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mallinckrodt",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Hours",
        "sex": "ALL",
        "summary": "Up to 120 Hours"
      },
      "enrollment_count": 7,
      "start_date": "2002-05",
      "completion_date": "2005-06",
      "has_results": false,
      "last_update_posted_date": "2016-10-19",
      "last_synced_at": "2026-07-23T21:49:47.002Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00041548"
    },
    {
      "nct_id": "NCT04709562",
      "title": "Clinical Stabilization of Hypercapnia: NIPPV v HVNI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypercapnic Respiratory Failure",
        "Chronic Obstructive Pulmonary Disease",
        "Dyspnea",
        "Hypercapnic Acidosis"
      ],
      "interventions": [
        {
          "name": "High Velocity Nasal Insufflation (HVNI)",
          "type": "DEVICE"
        },
        {
          "name": "Noninvasive Positive Pressure Ventilation (NIPPV)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vapotherm, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2020-11-11",
      "completion_date": "2023-06-22",
      "has_results": true,
      "last_update_posted_date": "2024-08-09",
      "last_synced_at": "2026-07-23T21:49:47.002Z",
      "location_count": 7,
      "location_summary": "Los Angeles, California • Oxnard, California • Washington D.C., District of Columbia + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04709562"
    },
    {
      "nct_id": "NCT02114944",
      "title": "Treatment of Dyspnea in Do-not-intubate Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Respiratory Failure",
        "Acute on Chronic Respiratory Failure",
        "Dyspnea"
      ],
      "interventions": [
        {
          "name": "NIV",
          "type": "DEVICE"
        },
        {
          "name": "CPAP",
          "type": "DEVICE"
        },
        {
          "name": "Standard oxygen",
          "type": "DEVICE"
        },
        {
          "name": "HFNC",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "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": 400,
      "start_date": "2014-04",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-13",
      "last_synced_at": "2026-07-23T21:49:47.002Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02114944"
    }
  ]
}