{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Optimized+tDCS",
    "query": {
      "intervention": "Optimized tDCS"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Optimized+tDCS&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T05:16:54.476Z",
  "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": "NCT06730841",
      "title": "Dose-Optimized and Spaced Transcranial Direct Current Stimulation for Treatment-Resistant Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Resistant Depression",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Dose-Optimized and Spaced Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Spaced Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "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": 3,
      "start_date": "2024-09-26",
      "completion_date": "2025-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06730841"
    },
    {
      "nct_id": "NCT04948944",
      "title": "Frontal Stimulation to Modulate Threat Sensitivity in Anxious Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Anxiety and Fear"
      ],
      "interventions": [
        {
          "name": "transcranial direct current stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Laureate Institute for Brain Research, Inc.",
      "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": 141,
      "start_date": "2021-04-13",
      "completion_date": "2023-10-26",
      "has_results": false,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04948944"
    },
    {
      "nct_id": "NCT04675398",
      "title": "Adaptive Deep Brain Stimulation to Improve Motor and Gait Functions in Parkinson's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Summit RC+S",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Doris Wang, MD, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 10,
      "start_date": "2021-06-15",
      "completion_date": "2030-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04675398"
    },
    {
      "nct_id": "NCT03814304",
      "title": "tDCS in Elderly Fallers Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Accidental Falls",
        "Aging"
      ],
      "interventions": [
        {
          "name": "tDCS",
          "type": "OTHER"
        },
        {
          "name": "Active-Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "60 Years to 100 Years"
      },
      "enrollment_count": 99,
      "start_date": "2019-07-08",
      "completion_date": "2025-07-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Roslindale, Massachusetts",
      "locations": [
        {
          "city": "Roslindale",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03814304"
    },
    {
      "nct_id": "NCT03371225",
      "title": "Optimized tDCS for Fibromyalgia: Targeting the Endogenous Pain Control System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Active tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Active Exercise",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Sham Exercise",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "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": 116,
      "start_date": "2019-05-01",
      "completion_date": "2025-10-26",
      "has_results": true,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03371225"
    },
    {
      "nct_id": "NCT04278560",
      "title": "Modulating Brain Activity to Improve Goal-directed Physical Activity in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "Transcranial direct current stimulation (tDCS)",
          "type": "DEVICE"
        },
        {
          "name": "Sham stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Behavioral intervention to increase physical activity",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2020-02-12",
      "completion_date": "2022-11-03",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Roslindale, Massachusetts",
      "locations": [
        {
          "city": "Roslindale",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04278560"
    },
    {
      "nct_id": "NCT04268186",
      "title": "TDCS to Improve Motivation and Memory in Elderly (TIME)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Direct tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Indirect tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Personalized tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Sham tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "65 Years to 80 Years"
      },
      "enrollment_count": 72,
      "start_date": "2020-01-22",
      "completion_date": "2020-09",
      "has_results": false,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04268186"
    },
    {
      "nct_id": "NCT06821568",
      "title": "Home-Based Brain Stimulation for Motoric Cognitive Risk Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease and Related Dementias",
        "Cognition",
        "Mobility Disability"
      ],
      "interventions": [
        {
          "name": "Personalized Transcranial Direct Current Stimulation (tDCS)",
          "type": "OTHER"
        },
        {
          "name": "Active-Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "65 Years to 90 Years"
      },
      "enrollment_count": 128,
      "start_date": "2025-09-02",
      "completion_date": "2029-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Roslindale, Massachusetts",
      "locations": [
        {
          "city": "Roslindale",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06821568"
    },
    {
      "nct_id": "NCT04749719",
      "title": "At Home Brain Stimulation Studies of Memory and Memory Awareness",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "remotely supervised transcranial direct current stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Brooklyn College of the City University of New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 36,
      "start_date": "2021-04-15",
      "completion_date": "2023-08-21",
      "has_results": false,
      "last_update_posted_date": "2021-07-12",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04749719"
    },
    {
      "nct_id": "NCT04289402",
      "title": "Individualized Brain Stimulation to Improve Mobility in Alzheimer's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Dementia",
        "Presenile Alzheimer Dementia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Personalized tDCS",
          "type": "OTHER"
        },
        {
          "name": "Active-Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2020-01-31",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-09-03T05:16:54.476Z",
      "location_count": 1,
      "location_summary": "Roslindale, Massachusetts",
      "locations": [
        {
          "city": "Roslindale",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04289402"
    }
  ]
}