{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Huntington%27s+Disease+%28HD%29&page=2",
    "query": {
      "condition": "Huntington's Disease (HD)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 50,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Huntington%27s+Disease+%28HD%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Huntington%27s+Disease+%28HD%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T06:55:05.786Z",
  "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": "NCT00146211",
      "title": "TREND-HD - A Trial of Ethyl-EPA (Miraxion™) in Treating Mild to Moderate Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [
        {
          "name": "Ethyl-EPA (Miraxion™)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amarin Neuroscience Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2005-09",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2007-12-27",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • La Jolla, California + 31 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00146211"
    },
    {
      "nct_id": "NCT07326709",
      "title": "A Study to Investigate the Efficacy, Safety and Tolerability of Votoplam in Participants With Huntington's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [
        {
          "name": "Votoplam (blinded)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 770,
      "start_date": "2026-03-24",
      "completion_date": "2030-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 40,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • La Jolla, California + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07326709"
    },
    {
      "nct_id": "NCT04406636",
      "title": "Natural History Study in Huntington Disease Gene Expansion Carriers (HDGECs) - SHIELD HD",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "CHDI Foundation, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "63 Years",
        "sex": "ALL",
        "summary": "18 Years to 63 Years"
      },
      "enrollment_count": 70,
      "start_date": "2020-05-19",
      "completion_date": "2023-04",
      "has_results": false,
      "last_update_posted_date": "2022-09-23",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Englewood, Colorado • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04406636"
    },
    {
      "nct_id": "NCT01860339",
      "title": "Child to Adult Neurodevelopment in Gene Expanded Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Huntington's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Peggy C Nopoulos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "6 Years to 30 Years"
      },
      "enrollment_count": 488,
      "start_date": "2005-07",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 6,
      "location_summary": "Sacramento, California • Iowa City, Iowa • New York, New York + 3 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01860339"
    },
    {
      "nct_id": "NCT00592995",
      "title": "Creatine Safety and Tolerability in Premanifest HD: PRECREST",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [
        {
          "name": "Creatine monohydrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "26 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "26 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2007-12",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2014-02-10",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 1,
      "location_summary": "Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00592995"
    },
    {
      "nct_id": "NCT00271596",
      "title": "Citalopram to Enhance Cognition in HD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Huntington Disease",
        "Chorea",
        "Executive Dysfunction"
      ],
      "interventions": [
        {
          "name": "20mg daily citalopram",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 33,
      "start_date": "2005-11",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2013-03-13",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Iowa City, Iowa • Rochester, New York",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271596"
    },
    {
      "nct_id": "NCT02006472",
      "title": "A Phase 2, to Evaluating the Safety and Efficacy of Pridopidine Vs Placebo for Symptomatic Treatment in Patients With Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Huntington's Disease"
      ],
      "interventions": [
        {
          "name": "Pridopidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Prilenia",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 408,
      "start_date": "2014-02-28",
      "completion_date": "2016-07-07",
      "has_results": true,
      "last_update_posted_date": "2021-07-19",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • Los Angeles, California • Englewood, Colorado + 12 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02006472"
    },
    {
      "nct_id": "NCT04102579",
      "title": "Efficacy, Safety, and Tolerability of Valbenazine for the Treatment of Chorea Associated With Huntington Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chorea, Huntington"
      ],
      "interventions": [
        {
          "name": "Valbenazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurocrine Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 128,
      "start_date": "2019-11-13",
      "completion_date": "2021-10-26",
      "has_results": true,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • La Jolla, California + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04102579"
    },
    {
      "nct_id": "NCT05268029",
      "title": "Making HD Voices Heard",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Huntington Study Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 698,
      "start_date": "2022-03-23",
      "completion_date": "2023-10-11",
      "has_results": false,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05268029"
    },
    {
      "nct_id": "NCT06941662",
      "title": "Huntington's Disease Biobank: Advancing Remote Monitoring and Deep Phenotyping",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [
        {
          "name": "computer vision, remote monitoring, blood, urine, wrist bands, mobile-app",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2024-06-01",
      "completion_date": "2035-12",
      "has_results": false,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-10-10T06:55:05.786Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06941662"
    }
  ]
}