{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?page=4&sponsor=Michael+J.+Fox+Foundation+for+Parkinson%27s+Research",
    "query": {
      "sponsor": "Michael J. Fox Foundation for Parkinson's Research",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 105,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=5&sponsor=Michael+J.+Fox+Foundation+for+Parkinson%27s+Research&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=3&sponsor=Michael+J.+Fox+Foundation+for+Parkinson%27s+Research&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T03:20:44.520Z",
  "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": "NCT02761707",
      "title": "Biomarkers in Neural Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease",
        "Alzheimer's Disease",
        "Progressive Supranuclear Palsy",
        "Essential Tremor",
        "Multiple System Atrophy",
        "Drug Induced Parkinson's Disease",
        "Diffuse Lewy Body Disease",
        "Myasthenia Gravis",
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Electrical Brainstem Responses",
          "type": "OTHER"
        },
        {
          "name": "Olfactory Tests",
          "type": "OTHER"
        },
        {
          "name": "Visual Deprivation",
          "type": "OTHER"
        },
        {
          "name": "Peripheral Nerve Stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 54,
      "start_date": "2016-06",
      "completion_date": "2019-07-16",
      "has_results": false,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02761707"
    },
    {
      "nct_id": "NCT01705327",
      "title": "Fox Investigation for New Discovery of Biomarkers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Michael J. Fox Foundation for Parkinson's Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "93 Years",
        "sex": "ALL",
        "summary": "55 Years to 93 Years"
      },
      "enrollment_count": 240,
      "start_date": "2012-10",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-10-05",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois • Minneapolis, Minnesota + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01705327"
    },
    {
      "nct_id": "NCT02838797",
      "title": "RQ-00000010 for Gastroparesis and Constipation in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Gastroparesis",
        "Constipation"
      ],
      "interventions": [
        {
          "name": "RQ-00000010",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2016-06",
      "completion_date": "2019-08-20",
      "has_results": false,
      "last_update_posted_date": "2019-10-09",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 1,
      "location_summary": "Henrico, Virginia",
      "locations": [
        {
          "city": "Henrico",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02838797"
    },
    {
      "nct_id": "NCT02168842",
      "title": "Efficacy of Isradipine in Early Parkinson Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Isradipine",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for Isradipine)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 336,
      "start_date": "2014-11",
      "completion_date": "2018-11",
      "has_results": true,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Sun City, Arizona • Fountain Valley, California + 40 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02168842"
    },
    {
      "nct_id": "NCT01280123",
      "title": "Pioglitazone in Early Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Pioglitazone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2011-03",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2015-10-14",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 38,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Fountain Valley, California + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01280123"
    },
    {
      "nct_id": "NCT00664209",
      "title": "Treating H. Pylori in Parkinson's Patients With Motor Fluctuations",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Helicobacter Infections",
        "Motor Fluctuations"
      ],
      "interventions": [
        {
          "name": "clartihromycin, amoxicillin, and omeprazole",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 64,
      "start_date": "2008-01",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-02",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00664209"
    },
    {
      "nct_id": "NCT00737217",
      "title": "Executive, Activities of Daily Living, and Cholinergic Functions in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Behavioral assessment/questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 74,
      "start_date": "2006-03",
      "completion_date": "2009-04",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00737217"
    },
    {
      "nct_id": "NCT00909545",
      "title": "Safety, Tolerability and Efficacy Assessment of Dynacirc CR in Parkinson Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Isradipine CR 5mg",
          "type": "DRUG"
        },
        {
          "name": "Isradipine CR 10mg",
          "type": "DRUG"
        },
        {
          "name": "Isradipine CR 20mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2009-07",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2013-04-17",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 18,
      "location_summary": "Sunnyvale, California • New Haven, Connecticut • Jacksonville, Florida + 14 more",
      "locations": [
        {
          "city": "Sunnyvale",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00909545"
    },
    {
      "nct_id": "NCT04507139",
      "title": "Early Longitudinal Imaging in Parkinson's Progression Markers Initiative Using [¹⁸F] AV-133 and DaTscan™",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Michael J. Fox Foundation for Parkinson's Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2020-09-10",
      "completion_date": "2025-06",
      "has_results": false,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 3,
      "location_summary": "New Haven, Connecticut • Boston, Massachusetts • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04507139"
    },
    {
      "nct_id": "NCT05421832",
      "title": "A Novel Measurement Concept to Objectively Quantify Severity of Vocal and Speech Related Symptoms Associated With Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Digital Speech Application",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2022-09-27",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-10-14T03:20:44.520Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05421832"
    }
  ]
}