{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=High+Altitude",
    "query": {
      "condition": "High Altitude"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 37,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=High+Altitude&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T08:46:44.214Z",
  "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": "NCT03851744",
      "title": "High Altitude and Exogenous Carbohydrate Oxidation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glucose Metabolism",
        "High Altitude"
      ],
      "interventions": [
        {
          "name": "Sea Level",
          "type": "OTHER"
        },
        {
          "name": "High Altitude",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "MALE",
        "summary": "18 Years to 39 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2018-11-28",
      "completion_date": "2020-09-01",
      "has_results": true,
      "last_update_posted_date": "2021-09-02",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03851744"
    },
    {
      "nct_id": "NCT07063732",
      "title": "Ketone Monoester Supplements, High Altitude, and Brain Blood Flow During Exercise",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Altitude Hypoxia",
        "Exercise"
      ],
      "interventions": [
        {
          "name": "Ketone Monoester (KME)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "McMaster University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 14,
      "start_date": "2025-05-28",
      "completion_date": "2025-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-14",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Bishop, California",
      "locations": [
        {
          "city": "Bishop",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07063732"
    },
    {
      "nct_id": "NCT04111263",
      "title": "Gut-microbiota Targeted Nutritional Intervention for Gut Barrier Integrity at High Altitude",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Injury",
        "Acute Mountain Sickness"
      ],
      "interventions": [
        {
          "name": "FP",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High altitude",
          "type": "OTHER"
        },
        {
          "name": "Sea level",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "17 Years to 39 Years"
      },
      "enrollment_count": 33,
      "start_date": "2019-10-06",
      "completion_date": "2022-11-05",
      "has_results": false,
      "last_update_posted_date": "2022-12-23",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04111263"
    },
    {
      "nct_id": "NCT01872533",
      "title": "Effect of 10-day Overnight Hypoxia Treatment on Whole Body Insulin Sensitivity (SLEEP HIGH Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Hypoxia Exposure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "20 Years to 45 Years · Male only"
      },
      "enrollment_count": 9,
      "start_date": "2011-07",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2015-12-02",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01872533"
    },
    {
      "nct_id": "NCT01606527",
      "title": "NSAID RCT for Prevention of Altitude Sickness",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Spectrum of Altitude-associated Neurologic Forms of Altitude"
      ],
      "interventions": [
        {
          "name": "Ibuprofen 600mg orally three times daily",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Naval Health Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 300,
      "start_date": "2012-07",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2012-05-25",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Bridgeport, California",
      "locations": [
        {
          "city": "Bridgeport",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01606527"
    },
    {
      "nct_id": "NCT05300477",
      "title": "Pharmacological Countermeasures for High Altitude",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypobaric Hypoxia"
      ],
      "interventions": [
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        },
        {
          "name": "Erythropoietin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 18,
      "start_date": "2022-05-27",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05300477"
    },
    {
      "nct_id": "NCT04249011",
      "title": "WatchPAT Compared to PSG at 8500'",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sleep Disorder; Breathing-Related"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Itamar-Medical, Israel",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "17 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2018-05-02",
      "completion_date": "2019-12-10",
      "has_results": false,
      "last_update_posted_date": "2020-01-30",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Woodland Park, Colorado",
      "locations": [
        {
          "city": "Woodland Park",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04249011"
    },
    {
      "nct_id": "NCT05800808",
      "title": "Exercise Induced Plasma Volume Expansion Lowers Cardiovascular Strain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Output",
        "Stroke Volume"
      ],
      "interventions": [
        {
          "name": "High Intensity Intervals",
          "type": "PROCEDURE"
        },
        {
          "name": "Moderate Exercise",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "California Baptist University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "38 Years",
        "sex": "MALE",
        "summary": "18 Years to 38 Years · Male only"
      },
      "enrollment_count": 8,
      "start_date": "2019-01-15",
      "completion_date": "2022-12-08",
      "has_results": false,
      "last_update_posted_date": "2023-04-06",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Riverside, California",
      "locations": [
        {
          "city": "Riverside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05800808"
    },
    {
      "nct_id": "NCT04186598",
      "title": "Evaluating the Utility of Continuous Positive Airway Pressure in the Treatment of High Altitude Pulmonary Edema",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Continuous Positive Airway Pressure",
        "High Altitude Pulmonary Edema"
      ],
      "interventions": [
        {
          "name": "CPAP mask system",
          "type": "DEVICE"
        },
        {
          "name": "Nifedipine 30 MG",
          "type": "DRUG"
        },
        {
          "name": "CPAP mask system without PEEP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "CommonSpirit Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2020-01-20",
      "completion_date": "2023-09-13",
      "has_results": false,
      "last_update_posted_date": "2024-02-07",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Breckenridge, Colorado",
      "locations": [
        {
          "city": "Breckenridge",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04186598"
    },
    {
      "nct_id": "NCT02352298",
      "title": "Protocol for the Evaluation of Dario™ BGMS Performance at Elevated Altitude",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Dario Blood Glucose Monitoring System",
          "type": "DEVICE"
        },
        {
          "name": "YSI Analyzer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "LabStyle Innovations Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2015-02",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2017-06-09",
      "last_synced_at": "2026-06-10T08:46:44.214Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02352298"
    }
  ]
}