{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognition",
    "query": {
      "intervention": "Cognition"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2080,
    "total_pages": 208,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognition&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T21:01:20.210Z",
  "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": "NCT00298558",
      "title": "ACTIVE: Advanced Cognitive Training for Independent and Vital Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Aging",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Cognitive Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 2832,
      "start_date": "1998-03",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2014-04-16",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Indianapolis, Indiana • Baltimore, Maryland + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cumberland",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00298558"
    },
    {
      "nct_id": "NCT01736124",
      "title": "Computerized Cognitive Training for Diabetic Elderly Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "computerized cognitive training",
          "type": "OTHER"
        },
        {
          "name": "control games",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "55 Years to 99 Years"
      },
      "enrollment_count": 199,
      "start_date": "2015-04-07",
      "completion_date": "2018-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01736124"
    },
    {
      "nct_id": "NCT04554550",
      "title": "Post-operative Cognitive Function Following Pelvic Floor Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pelvic Organ Prolapse"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 130,
      "start_date": "2020-08-13",
      "completion_date": "2022-02-28",
      "has_results": false,
      "last_update_posted_date": "2022-07-25",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04554550"
    },
    {
      "nct_id": "NCT03957213",
      "title": "Enhancing Cognition in Older Adults With Intermittent Hypoxia and Cognitive Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "Acute Intermittent Hypoxia",
          "type": "DEVICE"
        },
        {
          "name": "Computerized Cognitive Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "65 Years to 89 Years"
      },
      "enrollment_count": 11,
      "start_date": "2019-06-01",
      "completion_date": "2021-11-22",
      "has_results": false,
      "last_update_posted_date": "2022-01-04",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03957213"
    },
    {
      "nct_id": "NCT00561678",
      "title": "Perioperative Cognitive Function - Dexmedetomidine and Cognitive Reserve",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Delirium",
        "PD",
        "Postoperative Cognitive Dysfunction",
        "POCD"
      ],
      "interventions": [
        {
          "name": "Precedex (Dexmedetomidine)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "68 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "68 Years and older"
      },
      "enrollment_count": 404,
      "start_date": "2008-02",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2018-04-23",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 10,
      "location_summary": "Miami, Florida • Baltimore, Maryland • College Park, Maryland + 7 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "College Park",
          "state": "Maryland"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00561678"
    },
    {
      "nct_id": "NCT03209882",
      "title": "Transcranial Infrared Laser Stimulation (TILS) of Prefrontal Cognition in Post-traumatic Stress Disorder (PTSD)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-traumatic Stress Disorder (PTSD)"
      ],
      "interventions": [
        {
          "name": "TILS",
          "type": "DEVICE"
        },
        {
          "name": "sham",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas at Arlington",
      "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": 10,
      "start_date": "2017-10-01",
      "completion_date": "2019-10-08",
      "has_results": true,
      "last_update_posted_date": "2021-07-23",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "Arlington, Texas",
      "locations": [
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03209882"
    },
    {
      "nct_id": "NCT04928976",
      "title": "Amyloid Prediction in Early Stage Alzheimer's Disease Through Speech Phenotyping",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Preclinical Alzheimer's Disease",
        "Prodromal Alzheimer's Disease",
        "Alzheimer's Disease (Incl Subtypes)",
        "Mild Cognitive Impairment"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novoic Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 67,
      "start_date": "2021-01-22",
      "completion_date": "2021-07-30",
      "has_results": false,
      "last_update_posted_date": "2021-09-05",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "Santa Ana, California",
      "locations": [
        {
          "city": "Santa Ana",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04928976"
    },
    {
      "nct_id": "NCT03677440",
      "title": "Exercise Training Effects on Cognition and Brain Function in Multiple Sclerosis: Project EXACT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Treadmill Walking Exercise Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stretching-and-Toning Exercise Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kessler Foundation",
      "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": 43,
      "start_date": "2019-02-05",
      "completion_date": "2024-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 1,
      "location_summary": "West Orange, New Jersey",
      "locations": [
        {
          "city": "West Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03677440"
    },
    {
      "nct_id": "NCT05200208",
      "title": "Improving Sleep and Cognition in Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Citicoline supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-07-27",
      "completion_date": "2025-09-21",
      "has_results": false,
      "last_update_posted_date": "2025-12-01",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05200208"
    },
    {
      "nct_id": "NCT00278135",
      "title": "Memory Improvement With Docosahexaenoic Acid Study (MIDAS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-Related Cognitive Decline",
        "Age-Related Memory Disorders"
      ],
      "interventions": [
        {
          "name": "DHA (nutritional supplement) or placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "dsm-firmenich Switzerland AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 485,
      "start_date": "2005-12",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2014-05-19",
      "last_synced_at": "2026-09-02T21:01:20.210Z",
      "location_count": 14,
      "location_summary": "Mesa, Arizona • San Diego, California • Vista, California + 11 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Vista",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00278135"
    }
  ]
}