{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cognitive+Functioning&page=40",
    "query": {
      "condition": "Cognitive Functioning",
      "page": 40
    },
    "page_size": 10
  },
  "pagination": {
    "page": 40,
    "page_size": 10,
    "total_count": 1065,
    "total_pages": 107,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cognitive+Functioning&page=41&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cognitive+Functioning&page=39&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T19:38:02.690Z",
  "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": "NCT05933005",
      "title": "Intervention Utilizing a Computerized Cognitive Rehabilitation Program (D-kit/EF1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mild Intellectual Disability",
        "Borderline Intellectual Functioning"
      ],
      "interventions": [
        {
          "name": "D-kit/EF1",
          "type": "DEVICE"
        },
        {
          "name": "Sham group program",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "4 Years to 8 Years"
      },
      "enrollment_count": 11,
      "start_date": "2023-08-09",
      "completion_date": "2024-05-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-03",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05933005"
    },
    {
      "nct_id": "NCT01044758",
      "title": "Levetiracetam and Memory Function in Amnestic Mild Cognitive Impairment (MCI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild Cognitive Impairment (MCI)"
      ],
      "interventions": [
        {
          "name": "Levetiracetam 62.5mg",
          "type": "DRUG"
        },
        {
          "name": "Levetiracetam 125mg",
          "type": "DRUG"
        },
        {
          "name": "Levetiracetam 250mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 96,
      "start_date": "2009-12",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2017-08-21",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01044758"
    },
    {
      "nct_id": "NCT03212300",
      "title": "TSA Exercise Prehabilitation in Older Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Delirium and Delayed Functional Recovery"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise Training (AET)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 3,
      "start_date": "2018-09-28",
      "completion_date": "2020-08-12",
      "has_results": false,
      "last_update_posted_date": "2020-08-14",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03212300"
    },
    {
      "nct_id": "NCT06247267",
      "title": "The Effect of Sex Steroid Replacement Therapy in the Hypogonadism and Transgender Active-Duty Population",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypogonadism",
        "Gender Identity Dysphoria"
      ],
      "interventions": [
        {
          "name": "Fortesta",
          "type": "DRUG"
        },
        {
          "name": "Estradiol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 75,
      "start_date": "2021-03-09",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2025-07-29",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06247267"
    },
    {
      "nct_id": "NCT07766564",
      "title": "A Clinical Trial to Evaluate the Effects of Two Supplements on Cognitive Function, Cognitive Performance, and Mood",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Function",
        "Cognitive Performance",
        "Mood"
      ],
      "interventions": [
        {
          "name": "BrainJuice Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "BrainJuice",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "57 Years",
        "sex": "ALL",
        "summary": "18 Years to 57 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-11-09",
      "completion_date": "2026-02-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07766564"
    },
    {
      "nct_id": "NCT03599544",
      "title": "Rehabilitation Robotics, Cognitive Skills Training and Function",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Cerebrovascular Accident"
      ],
      "interventions": [
        {
          "name": "Robot-Assisted Therapy (RT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Robot + Active Learning Program(RT-ALPS)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2019-06-06",
      "completion_date": "2020-03-03",
      "has_results": false,
      "last_update_posted_date": "2023-12-04",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03599544"
    },
    {
      "nct_id": "NCT01803048",
      "title": "Predicting Cognitive and Emotional Health From Neurocircuitry Following TBI",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "20 Years to 45 Years"
      },
      "enrollment_count": 190,
      "start_date": "2013-02",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2020-11-04",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01803048"
    },
    {
      "nct_id": "NCT01035606",
      "title": "Training in Goal-directed Attention Regulation for Individuals With Brain Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Injury"
      ],
      "interventions": [
        {
          "name": "training in goal-directed attention regulation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "brain health education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "computer-assisted training in goal-directed attention regulation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 49,
      "start_date": "2009-09",
      "completion_date": "2017-04",
      "has_results": true,
      "last_update_posted_date": "2017-10-20",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01035606"
    },
    {
      "nct_id": "NCT03935958",
      "title": "Curcumin in Kidney Transplant Recipients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Disorder Related to Renal Transplantation"
      ],
      "interventions": [
        {
          "name": "Curcumin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2019-11-01",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03935958"
    },
    {
      "nct_id": "NCT00389584",
      "title": "Irinotecan and Whole-Brain Radiation Therapy in Treating Patients With Brain Metastases From Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Cognitive/Functional Effects",
        "Long-term Effects Secondary to Cancer Therapy in Adults",
        "Long-term Effects Secondary to Cancer Therapy in Children",
        "Poor Performance Status",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "cognitive assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "management of therapy complications",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "1 Year to 120 Years"
      },
      "enrollment_count": 30,
      "start_date": "2002-12",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-10-20T19:38:02.690Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00389584"
    }
  ]
}