{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dopamine",
    "query": {
      "intervention": "Dopamine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 396,
    "total_pages": 40,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dopamine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-01T16:45:37.763Z",
  "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": "NCT05669924",
      "title": "Neural Correlates of Acute Pain Dynamics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-09-19",
      "completion_date": "2024-04-26",
      "has_results": false,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05669924"
    },
    {
      "nct_id": "NCT00985517",
      "title": "Safety and Efficacy of CERE-120 in Subjects With Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Idiopathic Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "CERE-120: Adeno-Associated Virus Delivery of Neurturin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sham Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Sangamo Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "35 Years to 70 Years"
      },
      "enrollment_count": 57,
      "start_date": "2009-10-29",
      "completion_date": "2017-11-16",
      "has_results": true,
      "last_update_posted_date": "2020-04-16",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • Palo Alto, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00985517"
    },
    {
      "nct_id": "NCT07484217",
      "title": "Clinical Assessment of Response in the Treatment of Depression With Daytime Sleepiness Using Solriamfetol",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder With Excessive Daytime Sleepiness Symptoms"
      ],
      "interventions": [
        {
          "name": "Solriamfetol 150 MG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Axsome Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 508,
      "start_date": "2026-02-23",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 40,
      "location_summary": "Tucson, Arizona • Bellflower, California • Chino, California + 33 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Chino",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Imperial",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07484217"
    },
    {
      "nct_id": "NCT00801827",
      "title": "PET Imaging and Bariatric Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity, Morbid"
      ],
      "interventions": [
        {
          "name": "F-18 (fallypride)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 7,
      "start_date": "2007-01",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00801827"
    },
    {
      "nct_id": "NCT07717879",
      "title": "A Study to Assess the Efficacy and Safety of Solriamfetol in Children With ADHD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Solriamfetol Dose A",
          "type": "DRUG"
        },
        {
          "name": "Solriamfetol Dose B",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Axsome Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 468,
      "start_date": "2026-07-06",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 9,
      "location_summary": "Dothan, Alabama • Little Rock, Arkansas • Coral Gables, Florida + 6 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07717879"
    },
    {
      "nct_id": "NCT03205956",
      "title": "Measuring Parkinson's Disease Progression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Levodopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kevin J. Black, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "40 Years to 79 Years"
      },
      "enrollment_count": 31,
      "start_date": "2017-10-19",
      "completion_date": "2019-10-19",
      "has_results": false,
      "last_update_posted_date": "2022-10-14",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03205956"
    },
    {
      "nct_id": "NCT01950377",
      "title": "Imaging and Genetic Investigation of Learning and Decision Making",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polymorphism- Genetic",
        "Reward Mediating System"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 78,
      "start_date": "2014-02-11",
      "completion_date": "2020-03-05",
      "has_results": false,
      "last_update_posted_date": "2022-01-24",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01950377"
    },
    {
      "nct_id": "NCT00302367",
      "title": "An Open Label Phase I/II Study of Dopamine Transporter Receptor Occupancy With OROS and Immediate Release Methylphenidate as Measured With C-11 Altropane in Human Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "OROS methylphenidate hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "immediate release methylphenidate hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 20,
      "start_date": "2004-01",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2011-07-12",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00302367"
    },
    {
      "nct_id": "NCT07559500",
      "title": "Tirzepatide s Dopaminergic Effects in Alcohol Use Disorders (AUD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alcohol Use Disorder (AUD)"
      ],
      "interventions": [
        {
          "name": "Tirzepatide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "[11C]raclopride plus drug",
          "type": "DRUG"
        },
        {
          "name": "[11C]NNC-112",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Alcohol Abuse and Alcoholism (NIAAA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 176,
      "start_date": "2026-05-20",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07559500"
    },
    {
      "nct_id": "NCT04228276",
      "title": "Treating Stimulant Addiction With Repetitive Transcranial Magnetic Stimulation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stimulant Use Disorder",
        "Substance-related Disorders"
      ],
      "interventions": [
        {
          "name": "Repetitive transcranial magnetic stimulation (rTMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2021-02-05",
      "completion_date": "2024-06-01",
      "has_results": true,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-09-01T16:45:37.763Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04228276"
    }
  ]
}