{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Assessments+%28Phase+1%29",
    "query": {
      "intervention": "Cognitive Assessments (Phase 1)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 128,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Assessments+%28Phase+1%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T23:58:12.797Z",
  "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": "NCT07153029",
      "title": "Older Adults, Methadone, and Cognitive Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Cognitive Ability General"
      ],
      "interventions": [
        {
          "name": "Smartphone based cognitive tasks",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2025-12-03",
      "completion_date": "2026-07-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07153029"
    },
    {
      "nct_id": "NCT00031798",
      "title": "Methylphenidate to Improve Quality of Life in Patients Undergoing Radiation Therapy for Brain Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Cognitive/Functional Effects",
        "Depression",
        "Fatigue",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "methylphenidate hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": null,
      "start_date": "2002-04-01",
      "completion_date": "2006-05-01",
      "has_results": false,
      "last_update_posted_date": "2021-09-09",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Decatur, Illinois • New Orleans, Louisiana + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Decatur",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Goldsboro",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00031798"
    },
    {
      "nct_id": "NCT03208049",
      "title": "Predictors of Response to Insomnia Treatments for Gulf War Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Behavioral Therapy (BT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Therapy (CT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2017-08-01",
      "completion_date": "2023-05-21",
      "has_results": true,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 3,
      "location_summary": "Palo Alto, California • Washington D.C., District of Columbia • East Orange, New Jersey",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "East Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03208049"
    },
    {
      "nct_id": "NCT03204604",
      "title": "The Brain Ketone Body Challenge Imaging Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Challenge A - low calorie Ensure®",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Challenge B - Ensure® plus ketone esters (KE)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PET Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Cognitive Testing - FCSRT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Story Recall",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BVRT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CogState One Card Learning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-08-08",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2019-03-19",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03204604"
    },
    {
      "nct_id": "NCT05699252",
      "title": "Matching Adults to Treatments for Chronic Pain (MATCH) Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy (CBT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hypnotic Cognitive Therapy (HYP-CT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mindfulness-Based Cognitive Therapy (MBCT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 331,
      "start_date": "2023-04-26",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-03-02",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 3,
      "location_summary": "Seattle, Washington • Tacoma, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05699252"
    },
    {
      "nct_id": "NCT05396014",
      "title": "The BEST Trial: Biomarkers for Evaluating Spine Treatments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Low-back Pain"
      ],
      "interventions": [
        {
          "name": "Enhanced Self-Care (ESC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Acceptance and Commitment Therapy (ACT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Evidence-Based Exercise and Manual Therapy (EBEM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Duloxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1014,
      "start_date": "2022-09-12",
      "completion_date": "2024-10-22",
      "has_results": true,
      "last_update_posted_date": "2025-07-23",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 12,
      "location_summary": "Redwood City, California • San Diego, California • San Francisco, California + 9 more",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05396014"
    },
    {
      "nct_id": "NCT05284721",
      "title": "Family Peer Navigator for Early Psychosis for Black Families",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Family Members"
      ],
      "interventions": [
        {
          "name": "Family Peer Navigator for Early Psychosis",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Care Coordination",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2023-01-01",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05284721"
    },
    {
      "nct_id": "NCT00505349",
      "title": "Blood Neurotrophic Factors in Adults",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Computer-based cognitive training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Posit Science Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2007-06",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2016-02-05",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00505349"
    },
    {
      "nct_id": "NCT01843413",
      "title": "Stereotactic Radiosurgery in Treating Patients With Large Brain Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tumors Metastatic to Brain",
        "Unspecified Adult Solid Tumor"
      ],
      "interventions": [
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "cognitive assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2013-07-02",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01843413"
    },
    {
      "nct_id": "NCT01892579",
      "title": "Reducing Agitation in People With Dementia: the Customized Activity Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Tailored Activity Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home Safety and Education Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2013-11",
      "completion_date": "2017-11-23",
      "has_results": false,
      "last_update_posted_date": "2019-09-23",
      "last_synced_at": "2026-09-20T23:58:12.797Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01892579"
    }
  ]
}