{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Parkinson+Disease+Autosomal+Recessive%2C+Early+Onset",
    "query": {
      "condition": "Parkinson Disease Autosomal Recessive, Early Onset"
    },
    "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": "2026-06-10T18:13:38.792Z",
  "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": "NCT03234478",
      "title": "Parkinson Disease and DBS: Cognitive Effects in GBA Mutation Carriers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson",
        "Parkinson Disease",
        "Genetic Predisposition",
        "GBA Gene Mutation",
        "Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "cognitive assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 150,
      "start_date": "2017-07-01",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-06-10T18:13:38.792Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03234478"
    },
    {
      "nct_id": "NCT01547832",
      "title": "Mutations Associated With Parkinson s Disease",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 42,
      "start_date": "2012-02-27",
      "completion_date": "2018-08-27",
      "has_results": false,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-06-10T18:13:38.792Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01547832"
    },
    {
      "nct_id": "NCT07267065",
      "title": "AAV2-hAADC for Parkinson's Disease (PDCS-01)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson's Disease (PD)",
        "Early Onset Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "AAV2-hAADC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Krzysztof Bankiewicz",
      "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": 9,
      "start_date": "2026-02-01",
      "completion_date": "2028-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-06-10T18:13:38.792Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07267065"
    },
    {
      "nct_id": "NCT04148326",
      "title": "A Pilot Study to Explore the Role of Gut Flora in Parkinson's Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease",
        "Parkinsons Disease With Dementia",
        "Parkinson-Dementia Syndrome",
        "Parkinson Disease 2",
        "Parkinson Disease 3",
        "Parkinson Disease 4"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "ProgenaBiome",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2020-03-02",
      "completion_date": "2030-07",
      "has_results": false,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-06-10T18:13:38.792Z",
      "location_count": 1,
      "location_summary": "Ventura, California",
      "locations": [
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04148326"
    },
    {
      "nct_id": "NCT02511015",
      "title": "Hereditary Parkinson s Disease Natural History Protocol",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease 6, Early-Onset",
        "Parkinson Disease (Autosomal Recessive, Early Onset) 7, Human",
        "Parkinson Disease Autosomal Recessive, Early Onset",
        "Parkinson Disease, Autosomal Recessive Early-Onset, Digenic, Pink1/Dj1"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "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": 31,
      "start_date": "2015-07-08",
      "completion_date": "2017-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-06-10T18:13:38.792Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02511015"
    }
  ]
}