{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Theta-gamma+tACS",
    "query": {
      "intervention": "Theta-gamma tACS"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T11:18:05.227Z",
  "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": "NCT04785053",
      "title": "Memory Functions in Mild Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "transcranial alternating current stimulation (tACS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Hebrew SeniorLife",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2020-06-22",
      "completion_date": "2023-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-09-19T11:18:05.227Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04785053"
    },
    {
      "nct_id": "NCT06132581",
      "title": "Causal Role of Delta-beta Coupling for Goal-directed Behavior in Anhedonic Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Anhedonia"
      ],
      "interventions": [
        {
          "name": "Delta-beta tACS via the Neurocare Direct Current Stimulator Multi-Channel 4",
          "type": "DEVICE"
        },
        {
          "name": "Theta-gamma tACS via the Neurocare Direct Current Stimulator Multi-Channel 4",
          "type": "DEVICE"
        },
        {
          "name": "Sham tACS via the Neurocare Direct Current Stimulator Multi-Channel 4",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Florida State University",
      "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": 72,
      "start_date": "2024-01-24",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-19T11:18:05.227Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06132581"
    },
    {
      "nct_id": "NCT05084924",
      "title": "Investigating the Causal Role of Prefrontal Control in Decision-making in Patients With Anhedonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Anhedonia"
      ],
      "interventions": [
        {
          "name": "Cross-frequency transcranial alternating current stimulation via the NeuroConn Direct Current Stimulator Plus",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 35,
      "start_date": "2021-11-02",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-25",
      "last_synced_at": "2026-09-19T11:18:05.227Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05084924"
    },
    {
      "nct_id": "NCT03800030",
      "title": "Effect of Cross Frequency tACS on Cognitive Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Control",
        "Executive Function"
      ],
      "interventions": [
        {
          "name": "Theta-gamma tACS",
          "type": "DEVICE"
        },
        {
          "name": "Delta-beta tACS",
          "type": "DEVICE"
        },
        {
          "name": "Sham tACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 26,
      "start_date": "2018-10-07",
      "completion_date": "2019-07-25",
      "has_results": true,
      "last_update_posted_date": "2020-05-18",
      "last_synced_at": "2026-09-19T11:18:05.227Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03800030"
    },
    {
      "nct_id": "NCT05923606",
      "title": "Modulation of Brain Oscillations Underlying Working Memory",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Working Memory"
      ],
      "interventions": [
        {
          "name": "Active tACS",
          "type": "DEVICE"
        },
        {
          "name": "Placebo tACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": 32,
      "start_date": "2024-07-10",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-09-19T11:18:05.227Z",
      "location_count": 1,
      "location_summary": "Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05923606"
    }
  ]
}