{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Function+Tests&page=3",
    "query": {
      "intervention": "Visual Function Tests",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 669,
    "total_pages": 67,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Function+Tests&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Function+Tests&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T17:08:40.543Z",
  "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": "NCT04708613",
      "title": "University of Pittsburgh Brain Health Initiative",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Cognitive/Neuropsychological Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Vestibular/Ocular-Motor Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Sleep Evaluation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI, High-Resolution",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Health & Physical Exam",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Physical Function",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood Testing and Biomarker Analysis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Applanation Tonometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "PET brain imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "[C-11]6-OH-BTA-1",
          "type": "DRUG"
        },
        {
          "name": "[F-18]AV-1451",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "David Okonkwo, MD, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "29 Years",
        "maximum_age": "59 Years",
        "sex": "MALE",
        "summary": "29 Years to 59 Years · Male only"
      },
      "enrollment_count": 300,
      "start_date": "2019-11-18",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04708613"
    },
    {
      "nct_id": "NCT07818876",
      "title": "Threat Interpretation Bias as Cognitive Marker and Treatment Target in Pediatric Anxiety: R33 Phase",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorders"
      ],
      "interventions": [
        {
          "name": "Cognitive Bias Modification for Interpretations (CBM-I)",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Restructuring (CR)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "10 Years to 17 Years"
      },
      "enrollment_count": 72,
      "start_date": "2026-08-21",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07818876"
    },
    {
      "nct_id": "NCT03040076",
      "title": "Testing if Reductions in Negative Affect Yield Decreased Emotional Eating Symptoms",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eating Disorder Symptom",
        "Emotional Maladjustment",
        "Negative Thoughts"
      ],
      "interventions": [
        {
          "name": "Cognitive Bias Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2017-03-28",
      "completion_date": "2017-05-03",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03040076"
    },
    {
      "nct_id": "NCT02483663",
      "title": "Brain Regulation of Appetite in Twins",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Appetite"
      ],
      "interventions": [
        {
          "name": "Functional Magnetic Resonance Imaging",
          "type": "DEVICE"
        },
        {
          "name": "Dual Energy X-ray absorptiometry",
          "type": "RADIATION"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Mood and Appetite Ratings",
          "type": "OTHER"
        },
        {
          "name": "Test Meals",
          "type": "OTHER"
        },
        {
          "name": "Computer Tests",
          "type": "OTHER"
        },
        {
          "name": "Intravenous Catheter (IV) placement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "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": 122,
      "start_date": "2010-08",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2017-10-27",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02483663"
    },
    {
      "nct_id": "NCT07528963",
      "title": "KanSurvive 2.0: Testing Enhanced Models of Cancer Survivorship Care for Rural Cancer Survivors in Primary Care Practice",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Survivorship",
        "Primary Care"
      ],
      "interventions": [
        {
          "name": "KanSurvive telementoring and education",
          "type": "OTHER"
        },
        {
          "name": "Practice facilitation for quality improvement",
          "type": "OTHER"
        },
        {
          "name": "Obesity management toolkit",
          "type": "OTHER"
        },
        {
          "name": "Survivorship Care Manual",
          "type": "OTHER"
        },
        {
          "name": "Virtual scribe services",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2025-06-30",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07528963"
    },
    {
      "nct_id": "NCT03748992",
      "title": "A Proof of Concept Study of Inhaled Nitric Oxide for Adults With Pulmonary Non-Tuberculous Mycobacterial Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nontuberculous Mycobacterium Infection"
      ],
      "interventions": [
        {
          "name": "gNO",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2019-01-28",
      "completion_date": "2020-03-26",
      "has_results": true,
      "last_update_posted_date": "2021-05-18",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon • Charleston, South Carolina",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03748992"
    },
    {
      "nct_id": "NCT01476644",
      "title": "How Has Glaucoma Affected Your Quality of Life?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Clinical evaluation",
          "type": "OTHER"
        },
        {
          "name": "Performance based measures",
          "type": "OTHER"
        },
        {
          "name": "Subjective measures of vision-related quality of life",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 161,
      "start_date": "2011-10",
      "completion_date": "2017-06",
      "has_results": true,
      "last_update_posted_date": "2019-11-15",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01476644"
    },
    {
      "nct_id": "NCT05792046",
      "title": "IMOvifa Perimeter Reference Database",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Eyes"
      ],
      "interventions": [
        {
          "name": "Visual field",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "New View Optometric Center",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 376,
      "start_date": "2023-03-01",
      "completion_date": "2023-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-09-29",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 4,
      "location_summary": "La Jolla, California • La Mesa, California • Chicago, Illinois + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05792046"
    },
    {
      "nct_id": "NCT07860905",
      "title": "A Study to Test the Repeatability and Reproducibility in Rod Intercept Time Within the AdaptDx Pro in Healthy Subjects With Normal Vision (FlashForward)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "No Disease"
      ],
      "interventions": [
        {
          "name": "AdaptDx Pro",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "AdaptDx, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "22 Years to 49 Years"
      },
      "enrollment_count": 16,
      "start_date": "2026-09-18",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "Silverdale, Washington",
      "locations": [
        {
          "city": "Silverdale",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07860905"
    },
    {
      "nct_id": "NCT00947661",
      "title": "Efficacy and Safety of SPARC0912 and Reference0912 in Open Angle Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Open Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "SPARC0912",
          "type": "DRUG"
        },
        {
          "name": "Reference0912",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sun Pharma Advanced Research Company Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 578,
      "start_date": "2010-07",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2021-03-09",
      "last_synced_at": "2026-10-24T17:08:40.543Z",
      "location_count": 1,
      "location_summary": "High Point, North Carolina",
      "locations": [
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00947661"
    }
  ]
}