{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HV&page=5",
    "query": {
      "condition": "HV",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 457,
    "total_pages": 46,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HV&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HV&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T23:27:35.567Z",
  "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": "NCT01006109",
      "title": "Recording and Modulation of Neuronal Mechanisms During Operant Conditioning: a MEG Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Central Nervous System"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2009-10-22",
      "completion_date": "2017-09-07",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01006109"
    },
    {
      "nct_id": "NCT00103025",
      "title": "Nitrite Infusion in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Sodium Nitrite",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitrite Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 12,
      "start_date": "2005-02-04",
      "completion_date": "2011-05-10",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103025"
    },
    {
      "nct_id": "NCT00123448",
      "title": "Mirroring a Movement",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2005-07-20",
      "completion_date": "2008-07-02",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00123448"
    },
    {
      "nct_id": "NCT00113997",
      "title": "Safety and Dosing Evaluation of REG1 Anticoagulation System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "REG1",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 106,
      "start_date": "2005-06",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00113997"
    },
    {
      "nct_id": "NCT00039715",
      "title": "Effects of Hydrocortisone in Patients With Post-Traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Post-Traumatic Stress Disorders",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 93,
      "start_date": "2002-06",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00039715"
    },
    {
      "nct_id": "NCT00028210",
      "title": "Enhanced Tactile (Touch) Spatial Acuity in Upper Limb Amputees",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amputation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 60,
      "start_date": "2001-12",
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00028210"
    },
    {
      "nct_id": "NCT00696371",
      "title": "PET Imaging of Peripheral Benzodiazepine Receptors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2008-06-06",
      "completion_date": "2014-08-19",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00696371"
    },
    {
      "nct_id": "NCT00720460",
      "title": "Technical Development of Interventional Cardiovascular Magnetic Resonance Imaging in Normal Volunteers",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 107,
      "start_date": "2008-07-18",
      "completion_date": "2018-11-02",
      "has_results": false,
      "last_update_posted_date": "2019-12-16",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00720460"
    },
    {
      "nct_id": "NCT00307385",
      "title": "Transcranial Direct Current Stimulation to Improve Hand Movement in Stroke Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stroke"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 82,
      "start_date": "2006-03-23",
      "completion_date": "2008-03-27",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00307385"
    },
    {
      "nct_id": "NCT00300417",
      "title": "Phase I Study of West Nile Virus Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "West Nile Fever"
      ],
      "interventions": [
        {
          "name": "VRC-WNVDNA020-00-VP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2006-03-03",
      "completion_date": "2007-12-28",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-25T23:27:35.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00300417"
    }
  ]
}