{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Parkinsonism&page=50",
    "query": {
      "condition": "Primary Parkinsonism",
      "page": 50
    },
    "page_size": 10
  },
  "pagination": {
    "page": 50,
    "page_size": 10,
    "total_count": 1451,
    "total_pages": 146,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Parkinsonism&page=51&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Parkinsonism&page=49&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T10:13:15.630Z",
  "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": "NCT06857851",
      "title": "Optimizing Deep Brain Stimulation to Improve Visuomotor Function in Parkinson's Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 80,
      "start_date": "2026-02-01",
      "completion_date": "2029-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06857851"
    },
    {
      "nct_id": "NCT00666653",
      "title": "Effects of a Dopamine Agonist on Pharmacodynamics of Levodopa in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "pramipexole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 13,
      "start_date": "2003-07",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2008-04-25",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666653"
    },
    {
      "nct_id": "NCT02401308",
      "title": "Trial Comparing Functional Outcomes of Awake vs. Asleep Deep Brain Stimulation (DBS) for Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Deep Brain Stimulation surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 1,
      "start_date": "2015-01-15",
      "completion_date": "2015-10-05",
      "has_results": true,
      "last_update_posted_date": "2021-10-26",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02401308"
    },
    {
      "nct_id": "NCT05700825",
      "title": "Rehabilitation of Airway Protection in Parkinson's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson Disease",
        "Dysphagia"
      ],
      "interventions": [
        {
          "name": "Expiratory Muscle Strength Training + Cough Skill Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Teachers College, Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 120,
      "start_date": "2022-08-11",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 2,
      "location_summary": "West Lafayette, Indiana • New York, New York",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05700825"
    },
    {
      "nct_id": "NCT00892450",
      "title": "Anticholinergic Therapy for Overactive Bladder in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "Oxybutynin and darifenacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 12,
      "start_date": "2009-05",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-10-03",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00892450"
    },
    {
      "nct_id": "NCT05239026",
      "title": "Treadmill Training in People With Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Advanced treadmill walking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traditional treadmill walking",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgia State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 32,
      "start_date": "2022-03-21",
      "completion_date": "2024-07-09",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05239026"
    },
    {
      "nct_id": "NCT02064543",
      "title": "Measurement of Gait Using Opal APDM and Gait Mat in Parkinsonism",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinsonism"
      ],
      "interventions": [
        {
          "name": "GAITRite",
          "type": "OTHER"
        },
        {
          "name": "ADPM",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 24,
      "start_date": "2013-07",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2019-09-18",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02064543"
    },
    {
      "nct_id": "NCT03696589",
      "title": "Feasibility and Acceptability of a Physical Activity Behavior Change Intervention for Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Physical Activity Coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Teachers College, Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 13,
      "start_date": "2018-05-21",
      "completion_date": "2019-04-12",
      "has_results": true,
      "last_update_posted_date": "2020-09-16",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03696589"
    },
    {
      "nct_id": "NCT06757010",
      "title": "A Study of NE3107 in Early Parkinson's",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinsons Disease (PD)"
      ],
      "interventions": [
        {
          "name": "NE3107",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioVie Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "45 Years to 80 Years"
      },
      "enrollment_count": 57,
      "start_date": "2025-03-26",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 4,
      "location_summary": "Farmington Hills, Michigan • Amherst, New York • Morrisville, North Carolina + 1 more",
      "locations": [
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        },
        {
          "city": "Amherst",
          "state": "New York"
        },
        {
          "city": "Morrisville",
          "state": "North Carolina"
        },
        {
          "city": "Canton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06757010"
    },
    {
      "nct_id": "NCT05104463",
      "title": "A Study of CST-2032 and CST-107 in Subjects With Mild Cognitive Impairment or Mild Dementia Due to Parkinson's or Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "CST-2032, matching placebo for CST-2032, CST-107, matching placebo for CST-107",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CuraSen Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 64,
      "start_date": "2022-04-11",
      "completion_date": "2024-02-01",
      "has_results": true,
      "last_update_posted_date": "2025-01-23",
      "last_synced_at": "2026-11-04T10:13:15.630Z",
      "location_count": 14,
      "location_summary": "Scottsdale, Arizona • Lafayette, California • Boca Raton, Florida + 11 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Lafayette",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Lady Lake",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05104463"
    }
  ]
}