{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Levodopa&page=9",
    "query": {
      "intervention": "Levodopa",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 253,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Levodopa&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Levodopa&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T06:44:57.638Z",
  "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": "NCT06489483",
      "title": "Action Regulation Behavioral",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Action Regulation Movement Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "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": 50,
      "start_date": "2024-04-24",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-12",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06489483"
    },
    {
      "nct_id": "NCT03665454",
      "title": "PF 06412562 in Subjects With Advanced Stage Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "PF-06412562",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 8,
      "start_date": "2018-09-24",
      "completion_date": "2019-04-21",
      "has_results": false,
      "last_update_posted_date": "2019-07-31",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03665454"
    },
    {
      "nct_id": "NCT03761030",
      "title": "L-DOPA vs. Placebo for Depression and Psychomotor Slowing in Older Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Dysthymia",
        "Depression"
      ],
      "interventions": [
        {
          "name": "L-DOPA",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2019-01-09",
      "completion_date": "2021-09-08",
      "has_results": true,
      "last_update_posted_date": "2023-05-22",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03761030"
    },
    {
      "nct_id": "NCT01130493",
      "title": "A Study to Compare IPX066 and Carbidopa/Levodopa/Entacapone (CLE) Followed by an Open-Label Safety Study of IPX066",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "IPX066",
          "type": "DRUG"
        },
        {
          "name": "CLE",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Impax Laboratories, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2010-05",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2019-10-29",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 12,
      "location_summary": "Fresno, California • Sunnyvale, California • Miami, Florida + 9 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Sunnyvale",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Port Charlotte",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01130493"
    },
    {
      "nct_id": "NCT02136914",
      "title": "ADS-5102 for the Treatment of Levodopa Induced Dyskinesia (EASE LID Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dyskinesia",
        "Levodopa Induced Dyskinesia (LID)",
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "ADS-5102",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Adamas Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 126,
      "start_date": "2014-05",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2018-02-06",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 43,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02136914"
    },
    {
      "nct_id": "NCT00009048",
      "title": "EMD 128130 for the Treatment of Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "EMD 128130",
          "type": "DRUG"
        },
        {
          "name": "IV Levodopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 30,
      "start_date": "2001-01",
      "completion_date": "2003-12",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00009048"
    },
    {
      "nct_id": "NCT00642356",
      "title": "Carbidopa/Levodopa/Entacapone Versus Immediate Release (IR) Carbidopa/Levodopa on Non-motor Symptoms in Patients With Idiopathic Parkinson's Disease and Demonstrating Non-motor Symptoms of Wearing Off",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Carbidopa/levodopa/entacapone",
          "type": "DRUG"
        },
        {
          "name": "Immediate release carbidopa/levodopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 14,
      "start_date": "2008-03",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2011-02-18",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 21,
      "location_summary": "Phoenix, Arizona • Aliso Viejo, California • Irvine, California + 17 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Aliso Viejo",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00642356"
    },
    {
      "nct_id": "NCT00089622",
      "title": "Lisuride Patch to Treat Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Intravenous Levodopa",
          "type": "DRUG"
        },
        {
          "name": "Lisuride Transdermal System",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-08-04",
      "completion_date": "2007-03-31",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089622"
    },
    {
      "nct_id": "NCT03581305",
      "title": "PET Imaging of the Dopaminergic and Serotonergic Systems in Treated HIV Positive Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Depression",
        "HIV Infections",
        "HIV-Associated Cognitive Motor Complex"
      ],
      "interventions": [
        {
          "name": "18F-FDOPA",
          "type": "DRUG"
        },
        {
          "name": "11C-DASB",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 46,
      "start_date": "2018-11-20",
      "completion_date": "2022-04-06",
      "has_results": true,
      "last_update_posted_date": "2023-03-21",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03581305"
    },
    {
      "nct_id": "NCT00004847",
      "title": "Diagnosis of Pheochromocytoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pheochromocytoma",
        "Endocrine Disease",
        "Endocrine Diseases"
      ],
      "interventions": [
        {
          "name": "([18F]-DOPA)",
          "type": "DRUG"
        },
        {
          "name": "([18F]-6F-DA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "3 Years to 120 Years"
      },
      "enrollment_count": 3000,
      "start_date": "2000-03-22",
      "completion_date": "2048-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-10-18T06:44:57.638Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004847"
    }
  ]
}