{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=21",
    "query": {
      "condition": "Visual Disorders",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 989,
    "total_pages": 99,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T02:05:43.871Z",
  "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": "NCT01214070",
      "title": "Functional Vision in TBI",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Brain Injuries",
        "Visually Impaired Persons"
      ],
      "interventions": [
        {
          "name": "Vision Restoration Therapy",
          "type": "OTHER"
        },
        {
          "name": "NVT Eye Scanning Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Eccentric Viewing Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "20 Years to 79 Years"
      },
      "enrollment_count": 110,
      "start_date": "2012-06-01",
      "completion_date": "2013-11-21",
      "has_results": false,
      "last_update_posted_date": "2017-06-16",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01214070"
    },
    {
      "nct_id": "NCT04310241",
      "title": "Visual Function Abnormalities in Strabismus and Amblyopia and Response to Therapy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amblyopia",
        "Strabismus"
      ],
      "interventions": [
        {
          "name": "Patching therapy, Glasses",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "6 Months to 90 Years"
      },
      "enrollment_count": 150,
      "start_date": "2020-02-21",
      "completion_date": "2027-03-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04310241"
    },
    {
      "nct_id": "NCT01337986",
      "title": "Ampyra for Optic Neuritis in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Optic Neuritis"
      ],
      "interventions": [
        {
          "name": "Dalfampridine/Placebo",
          "type": "DRUG"
        },
        {
          "name": "Placebo/Dalfampridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 53,
      "start_date": "2011-05",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2020-01-30",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01337986"
    },
    {
      "nct_id": "NCT03927690",
      "title": "Multiple Dose Safety and Efficacy of LKA651 in Patients With Diabetic Macular Edema",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diabetic Macular Edema"
      ],
      "interventions": [
        {
          "name": "LKA651",
          "type": "DRUG"
        },
        {
          "name": "Lucentis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 91,
      "start_date": "2019-05-24",
      "completion_date": "2022-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-20",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 7,
      "location_summary": "Beverly Hills, California • Rancho Cordova, California • Miami, Florida + 4 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Rancho Cordova",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "‘Aiea",
          "state": "Hawaii"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03927690"
    },
    {
      "nct_id": "NCT04784390",
      "title": "Proof of Concept Study of Binocular Videogames Versus Patching for Amblyopia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "Binocular video games",
          "type": "DEVICE"
        },
        {
          "name": "Patching of the sound eye",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "4 Years to 12 Years"
      },
      "enrollment_count": 27,
      "start_date": "2021-06-30",
      "completion_date": "2022-08-03",
      "has_results": false,
      "last_update_posted_date": "2023-05-23",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 5,
      "location_summary": "Gainesville, Florida • Maitland, Florida • Chicago, Illinois + 2 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Frederick",
          "state": "Maryland"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04784390"
    },
    {
      "nct_id": "NCT04785690",
      "title": "CURESIGHT BINOCULAR AMBLYOPIA TREATMENT STUDY",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "CureSight",
          "type": "DEVICE"
        },
        {
          "name": "Patching",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NovaSight",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "4 Years to 8 Years"
      },
      "enrollment_count": 23,
      "start_date": "2021-03-31",
      "completion_date": "2023-05-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-08",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "Virginia Beach, Virginia",
      "locations": [
        {
          "city": "Virginia Beach",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04785690"
    },
    {
      "nct_id": "NCT03278873",
      "title": "Long-Term Follow-Up Gene Therapy Study for Achromatopsia CNGB3 and CNGA3",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Achromatopsia"
      ],
      "interventions": [
        {
          "name": "Prior exposure to AAV-CNGA3 or AAV-CNGB3",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "MeiraGTx UK II Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "3 Years to 100 Years"
      },
      "enrollment_count": 34,
      "start_date": "2017-06-29",
      "completion_date": "2024-04-04",
      "has_results": true,
      "last_update_posted_date": "2025-06-11",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03278873"
    },
    {
      "nct_id": "NCT03767803",
      "title": "Collection of Whole Blood Samples for the Evaluation of Preeclampsia (Pre-E) Biomarkers From Pregnant Women",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pre-Eclampsia",
        "Hypertension",
        "Proteinuria in Pregnancy",
        "Thrombocytopenia",
        "Renal Insufficiency",
        "Impaired Liver Function",
        "Pulmonary Edema",
        "Headache",
        "Visual Impairment"
      ],
      "interventions": [
        {
          "name": "Non-interventional study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Progenity, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 344,
      "start_date": "2018-10-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-01-23",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 24,
      "location_summary": "San Diego, California • Newark, Delaware • Boca Raton, Florida + 19 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Plantation",
          "state": "Florida"
        },
        {
          "city": "Idaho Falls",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03767803"
    },
    {
      "nct_id": "NCT00107458",
      "title": "Valproic Acid in Treating Young Patients With Recurrent or Refractory Solid Tumors or CNS Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "valproic acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 26,
      "start_date": "2005-05",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2014-08-07",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 15,
      "location_summary": "Orange, California • Stanford, California • Washington D.C., District of Columbia + 12 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107458"
    },
    {
      "nct_id": "NCT00785135",
      "title": "Effects of Prismatic Spectacle Lenses on Symptoms of Dizziness, Headache and Anxiety as Caused by Vertical Heterophoria",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Binocular Dysfunction",
        "Vertical Heterophoria",
        "Vision, Binocular",
        "Vision Disparity"
      ],
      "interventions": [
        {
          "name": "Lenses containing prismatic correction",
          "type": "DEVICE"
        },
        {
          "name": "Lenses not containing prismatic correction",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vision Specialists of Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2008-11",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2020-10-12",
      "last_synced_at": "2026-10-24T02:05:43.871Z",
      "location_count": 1,
      "location_summary": "Birmingham, Michigan",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00785135"
    }
  ]
}