{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ON+Dopaminergic+Medication",
    "query": {
      "intervention": "ON Dopaminergic Medication"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 59,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ON+Dopaminergic+Medication&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T12:20:04.917Z",
  "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": "NCT06219915",
      "title": "Neurobiological Drivers of Mobility Resilience: The Dopaminergic System - Placebo-Controlled Arm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Parkinsonian Signs in Older Persons"
      ],
      "interventions": [
        {
          "name": "Carbidopa 25 mg",
          "type": "DRUG"
        },
        {
          "name": "Carbidopa-Levodopa 25/100 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo 1",
          "type": "DRUG"
        },
        {
          "name": "Placebo 2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2024-03-15",
      "completion_date": "2024-05-30",
      "has_results": true,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06219915"
    },
    {
      "nct_id": "NCT04553263",
      "title": "Relapse Prevention in Stimulant Use Disorder",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Stimulant Use",
        "Relapse",
        "Cognitive Function",
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Contrave 8Mg-90Mg Extended-Release Tablet",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-06-11",
      "completion_date": "2025-01-11",
      "has_results": false,
      "last_update_posted_date": "2023-09-22",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04553263"
    },
    {
      "nct_id": "NCT01663935",
      "title": "Vision Response to Dopamine Replacement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Albinism",
        "Oculocutaneous Albinism"
      ],
      "interventions": [
        {
          "name": "Levodopa/carbidopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2012-10-17",
      "completion_date": "2018-04-12",
      "has_results": true,
      "last_update_posted_date": "2019-06-11",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01663935"
    },
    {
      "nct_id": "NCT02642315",
      "title": "The Effect of Horizant (Gabapentin Enacarbil) on Augmentation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Restless Legs Syndrome"
      ],
      "interventions": [
        {
          "name": "Horizant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "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": 10,
      "start_date": "2016-01",
      "completion_date": "2019-05-06",
      "has_results": true,
      "last_update_posted_date": "2022-02-24",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02642315"
    },
    {
      "nct_id": "NCT04856124",
      "title": "Intranasal Esketamine to Maintain the Antidepressant Response to IV Racemic Ketamine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Intranasal esketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Psych Atlanta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2018-09-01",
      "completion_date": "2021-03-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-23",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Marietta, Georgia",
      "locations": [
        {
          "city": "Marietta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04856124"
    },
    {
      "nct_id": "NCT05838430",
      "title": "Solriamfetol and CBT-I in Patients With Insomnia Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Solriamfetol 75 MG",
          "type": "DRUG"
        },
        {
          "name": "Cognitive Behavioral Therapy for Insomnia (CBT-I)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitoring",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "25 Years to 60 Years"
      },
      "enrollment_count": 115,
      "start_date": "2023-07-31",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05838430"
    },
    {
      "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": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03665454"
    },
    {
      "nct_id": "NCT02593812",
      "title": "The Impact of Standard Medical Care (Dopamine) and Practice on Postural Motor Learning in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Stepping training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 27,
      "start_date": "2016-07",
      "completion_date": "2017-05-11",
      "has_results": false,
      "last_update_posted_date": "2018-02-22",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02593812"
    },
    {
      "nct_id": "NCT04807517",
      "title": "Buspirone Treatment of Anxiety in Williams Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Williams Syndrome",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "5 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-08-01",
      "completion_date": "2023-09-11",
      "has_results": true,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 1,
      "location_summary": "Lexington, Massachusetts",
      "locations": [
        {
          "city": "Lexington",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807517"
    },
    {
      "nct_id": "NCT04373317",
      "title": "Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson's Disease Psychosis"
      ],
      "interventions": [
        {
          "name": "Pimavanserin",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 358,
      "start_date": "2022-10-24",
      "completion_date": "2028-08-24",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-09-25T12:20:04.917Z",
      "location_count": 24,
      "location_summary": "Tucson, Arizona • Loma Linda, California • Palo Alto, California + 20 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04373317"
    }
  ]
}