{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=active+cathodal+HD-tDCS",
    "query": {
      "intervention": "active cathodal HD-tDCS"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T01:05:02.559Z",
  "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": "NCT02442843",
      "title": "Non Invasive Brain Stimulation for PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder (PTSD)"
      ],
      "interventions": [
        {
          "name": "Active tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Sham tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "88 Years",
        "sex": "MALE",
        "summary": "18 Years to 88 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2015-05",
      "completion_date": "2017-08-01",
      "has_results": false,
      "last_update_posted_date": "2018-08-31",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02442843"
    },
    {
      "nct_id": "NCT05326451",
      "title": "Home-based Transcranial Direct Current Stimulation Open Trial for Behavioral and Cognitive Symptoms in Huntington's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Huntington Disease"
      ],
      "interventions": [
        {
          "name": "active tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-06-21",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-11",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05326451"
    },
    {
      "nct_id": "NCT01402960",
      "title": "Exploration of Parameters of Transcranial Direct Current Stimulation (tDCS) in Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "High Definition Transcranial Direct Current Stimulation (HD-tDCS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 18,
      "start_date": "2011-04",
      "completion_date": "2013-02-13",
      "has_results": false,
      "last_update_posted_date": "2020-04-24",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01402960"
    },
    {
      "nct_id": "NCT02780739",
      "title": "INSIGHT, A Comprehensive, Multidisciplinary Brain Training System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Ability, General"
      ],
      "interventions": [
        {
          "name": "Cognitive Training - 48 sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitness",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "active tDCS",
          "type": "DEVICE"
        },
        {
          "name": "sham tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Cognitive Training - 20 sessions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "18 Years to 44 Years"
      },
      "enrollment_count": 521,
      "start_date": "2014-03",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2016-05-23",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02780739"
    },
    {
      "nct_id": "NCT06440707",
      "title": "Transcranial Direct Current Stimulation for Treatment of Acute Ischemic Stroke",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "High-definition Cathodal Transcranial Direct Current Stimulation (HD C-tDCS)",
          "type": "DEVICE"
        },
        {
          "name": "Sham tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2025-07-15",
      "completion_date": "2030-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Baltimore, Maryland • Durham, North Carolina",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06440707"
    },
    {
      "nct_id": "NCT04166513",
      "title": "Effects of Transcranial Direct Current Stimulation (tDCS) on Language",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Aphasia"
      ],
      "interventions": [
        {
          "name": "Targeted Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Active Control Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Phonologic-Focused Speech Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Semantic-Focused Speech Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Medical College of Wisconsin",
      "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": 25,
      "start_date": "2019-12-13",
      "completion_date": "2024-07-01",
      "has_results": true,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04166513"
    },
    {
      "nct_id": "NCT03319134",
      "title": "Investigating the Neural Correlates in Memory Retrieval After HD-tDCS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "active anodal HD-tDCS",
          "type": "DEVICE"
        },
        {
          "name": "sham HD-tDCS",
          "type": "DEVICE"
        },
        {
          "name": "active cathodal HD-tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas at Dallas",
      "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": 45,
      "start_date": "2017-09-18",
      "completion_date": "2020-01-30",
      "has_results": true,
      "last_update_posted_date": "2020-08-26",
      "last_synced_at": "2026-09-25T01:05:02.559Z",
      "location_count": 1,
      "location_summary": "Richardson, Texas",
      "locations": [
        {
          "city": "Richardson",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03319134"
    }
  ]
}