{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Parkinson+Disease&page=8",
    "query": {
      "condition": "Parkinson Disease",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 1864,
    "total_pages": 187,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Parkinson+Disease&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Parkinson+Disease&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T03:54:56.288Z",
  "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": "NCT00477802",
      "title": "Botulinum Toxin Type A (Botox) in the Management of Levodopa-Induced Peak-Dose Dyskinesias in Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin Type A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "35 Years to 75 Years"
      },
      "enrollment_count": 8,
      "start_date": "2007-05",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2009-02-16",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00477802"
    },
    {
      "nct_id": "NCT03993353",
      "title": "Tadalafil and Pembrolizumab in Recurrent or Metastatic Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Squamous Cell Carcinoma",
        "Head and Neck Carcinoma",
        "Head and Neck Cancer Stage III",
        "Head and Neck Cancer Stage IV",
        "Head and Neck Cancer Metastatic",
        "Cancer",
        "Cancer of Esophagus",
        "Cancer, Metastatic",
        "Cancer of Head and Neck",
        "Cancer of Mouth",
        "Cancer of Neck"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Tadalafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2020-04-07",
      "completion_date": "2024-01-09",
      "has_results": true,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03993353"
    },
    {
      "nct_id": "NCT00139880",
      "title": "A Single Center, Randomized, Double-blind, Crossover Pilot Trial Comparing the Onset of Action of Parcopa™ With Sinemet® in Subjects With Stable Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Parcopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "UCB Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2005-06",
      "completion_date": "2005-08",
      "has_results": false,
      "last_update_posted_date": "2013-09-04",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00139880"
    },
    {
      "nct_id": "NCT00367900",
      "title": "Parkinson's Genes and Environment Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 3100,
      "start_date": "2006-08-21",
      "completion_date": "2014-06-04",
      "has_results": false,
      "last_update_posted_date": "2021-03-18",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00367900"
    },
    {
      "nct_id": "NCT03552484",
      "title": "In-Home Care for Patients With PSP and Related Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Progressive Supranuclear Palsy",
        "Dementia With Lewy Bodies",
        "Multiple System Atrophy",
        "Corticobasal Syndrome",
        "Atypical Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Home Visit Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care/Online Survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2018-05-30",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-04-01",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03552484"
    },
    {
      "nct_id": "NCT03329833",
      "title": "Motivational Interviewing and Physical Activity Change in Parkinson's Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Motivational Interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Web-based application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Shirley Ryan AbilityLab",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2017-11-20",
      "completion_date": "2021-04-30",
      "has_results": false,
      "last_update_posted_date": "2020-10-14",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03329833"
    },
    {
      "nct_id": "NCT04802733",
      "title": "Phase 1 Safety and Tolerability Study of MSK-DA01 Cell Therapy for Advanced Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "MSK-DA01",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MSK-DA01 Cell Delivery Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "BlueRock Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "78 Years",
        "sex": "ALL",
        "summary": "50 Years to 78 Years"
      },
      "enrollment_count": 12,
      "start_date": "2021-05-03",
      "completion_date": "2024-06-10",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 2,
      "location_summary": "Orange, California • New York, New York",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04802733"
    },
    {
      "nct_id": "NCT02857244",
      "title": "A Multidisciplinary Approach to Manage Gait Difficulty in Parkinson Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Duloxetine",
          "type": "DRUG"
        },
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-11",
      "completion_date": "2017-11",
      "has_results": false,
      "last_update_posted_date": "2017-12-12",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02857244"
    },
    {
      "nct_id": "NCT03775447",
      "title": "Fox BioNet Project: ECV-003",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Michael J. Fox Foundation for Parkinson's Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2019-04-23",
      "completion_date": "2019-12-18",
      "has_results": false,
      "last_update_posted_date": "2021-09-08",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Portland, Oregon • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03775447"
    },
    {
      "nct_id": "NCT05568199",
      "title": "Udall Project 1 Aim 4",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinsons Disease",
        "Deep Brain Stimulation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-03-05",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-10-12T03:54:56.288Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05568199"
    }
  ]
}