{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+testing&page=9",
    "query": {
      "intervention": "Cognitive testing",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 1070,
    "total_pages": 107,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+testing&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+testing&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T05:08:45.868Z",
  "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": "NCT01854554",
      "title": "Glioblastoma Multiforme (GBM) Proton vs. Intensity Modulated Radiotherapy (IMRT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Cancer"
      ],
      "interventions": [
        {
          "name": "IMPT",
          "type": "RADIATION"
        },
        {
          "name": "IMRT",
          "type": "RADIATION"
        },
        {
          "name": "Cognitive Tests",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson 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": 90,
      "start_date": "2013-05-17",
      "completion_date": "2021-10-13",
      "has_results": true,
      "last_update_posted_date": "2024-01-02",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01854554"
    },
    {
      "nct_id": "NCT01988883",
      "title": "Modafinil and Cognitive Function in POTS",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Postural Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Propranolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "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": 20,
      "start_date": "2014-10",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01988883"
    },
    {
      "nct_id": "NCT07225413",
      "title": "Short-Term Rhodiola Rosea for Anaerobic Performance and Cognitive Function in Resistance-Trained Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Rhodiola rosea (low dose)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Rhodiola rosea (high dose)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo capsules",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Jacksonville State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Weeks",
        "maximum_age": "40 Weeks",
        "sex": "ALL",
        "summary": "18 Weeks to 40 Weeks"
      },
      "enrollment_count": 27,
      "start_date": "2022-02-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-06",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Alabama",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07225413"
    },
    {
      "nct_id": "NCT01027559",
      "title": "fMRI Study of Treatment Changes in Major Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depression",
        "Treatment"
      ],
      "interventions": [
        {
          "name": "Sertraline",
          "type": "DRUG"
        },
        {
          "name": "Cognitive Behavioral Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 97,
      "start_date": "2009-02",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2018-07-17",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01027559"
    },
    {
      "nct_id": "NCT05043454",
      "title": "Improving Age-Related Cognitive Decline With Exercise in Hypertensive Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training (HIIT) Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 11,
      "start_date": "2021-10-01",
      "completion_date": "2025-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05043454"
    },
    {
      "nct_id": "NCT02360371",
      "title": "A118G SNP and OPRM1 Gene Opioid-Mediated Effects in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Sensitivity",
        "Individual Difference",
        "Abuse Opioids"
      ],
      "interventions": [
        {
          "name": "Within-subject test of blinded study medication",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 100,
      "start_date": "2015-04",
      "completion_date": "2021-05",
      "has_results": true,
      "last_update_posted_date": "2025-02-27",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02360371"
    },
    {
      "nct_id": "NCT04469790",
      "title": "Effects of Multi-day Interruptions in Sitting on Type 2 Diabetes-relevant Outcomes in Children",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Behavior",
        "Affect",
        "Metabolic Disturbance",
        "Anxiety",
        "Cardiac Autonomic Nervous System Function"
      ],
      "interventions": [
        {
          "name": "SIT+WALK",
          "type": "BEHAVIORAL"
        },
        {
          "name": "EX",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "8 Years to 11 Years"
      },
      "enrollment_count": 188,
      "start_date": "2022-03-01",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04469790"
    },
    {
      "nct_id": "NCT06819813",
      "title": "Project VIBE: Virtual Intervention for Binge Eating in Adolescents",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Binge-Eating Disorder",
        "Binge Eating"
      ],
      "interventions": [
        {
          "name": "Feasibility/Efficacy Testing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "13 Years to 19 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-07-14",
      "completion_date": "2027-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06819813"
    },
    {
      "nct_id": "NCT03602482",
      "title": "Standing Cognition and Co-morbidities of POTS Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postural Tachycardia Syndrome",
        "Ehlers-Danlos Syndrome"
      ],
      "interventions": [
        {
          "name": "Standing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Supine",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "13 Years to 60 Years"
      },
      "enrollment_count": 139,
      "start_date": "2018-06-23",
      "completion_date": "2019-12-17",
      "has_results": true,
      "last_update_posted_date": "2021-04-14",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03602482"
    },
    {
      "nct_id": "NCT04593550",
      "title": "Electroencephalographic Changes Under General Anesthesia in Patients With Gynecologic Cancers With and Without History of Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Female Reproductive System Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "BrainCheck Cognitive Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "Electroencephalography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 60 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2020-07-31",
      "completion_date": "2023-11-17",
      "has_results": false,
      "last_update_posted_date": "2023-11-21",
      "last_synced_at": "2026-10-18T05:08:45.868Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04593550"
    }
  ]
}