{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=20",
    "query": {
      "condition": "Visual Disorders",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 989,
    "total_pages": 99,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T22:16:39.484Z",
  "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": "NCT07559292",
      "title": "Implementing Artificial Intelligence to Prevent Vision Loss From Diabetes",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision Disorders",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "AI",
          "type": "OTHER"
        },
        {
          "name": "Usual Practice",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 1700,
      "start_date": "2026-02-15",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07559292"
    },
    {
      "nct_id": "NCT07630649",
      "title": "Ixoberogene Soroparvovec (Ixo-vec) Contralateral Dosing Study in Participants With Neovascular Age-related Macular Degeneration",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neovascular Age-Related Macular Degeneration (nAMD) Wet AMD"
      ],
      "interventions": [
        {
          "name": "Ixo-vec",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Adverum Biotechnologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2026-06-02",
      "completion_date": "2031-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Bakersfield, California • Fullerton, California + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Deerfield Beach",
          "state": "Florida"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07630649"
    },
    {
      "nct_id": "NCT00106743",
      "title": "Natural History and Genetic Studies of Usher Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinitis Pigmentosa Syndromic",
        "Congenital Deafness",
        "Usher Syndrome",
        "Retinitis Pigmentosa and Deafness",
        "Retinitis Pigmentosa"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 249,
      "start_date": "2005-03-21",
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-12",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • New York, New York",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00106743"
    },
    {
      "nct_id": "NCT04427852",
      "title": "Nutrition, Vision, and Cognition in Sport Study: Beef",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change",
        "Nutrient Deficiency",
        "Nutritional Anemia",
        "Visual Spatial Processing",
        "Diet, Healthy",
        "Diet; Deficiency",
        "Dietary Deficiency",
        "Dietary B12 Deficiency",
        "Dietary Zinc Deficiency",
        "Dietary Vitamin B12 Deficiency Anemia",
        "Dietary Deficiency of Selenium and Vitamin E"
      ],
      "interventions": [
        {
          "name": "30 day Daily consumption of 1 serving of beef",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "30 day Daily consumption of 1 serving of the vegatable protein source",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2020-01-20",
      "completion_date": "2021-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04427852"
    },
    {
      "nct_id": "NCT00475254",
      "title": "Stress and Vision Fluctuations in Retinitis Pigmentosa",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2007-08",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2011-04-06",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00475254"
    },
    {
      "nct_id": "NCT02687581",
      "title": "Efficacy of Intermittent Occlusion Therapy Glasses for Amblyopia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "IO-therapy Glasses",
          "type": "DEVICE"
        },
        {
          "name": "patch",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Salus University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "3 Years to 8 Years"
      },
      "enrollment_count": 18,
      "start_date": "2016-12-19",
      "completion_date": "2021-05-30",
      "has_results": true,
      "last_update_posted_date": "2022-11-22",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Elkins Park, Pennsylvania",
      "locations": [
        {
          "city": "Elkins Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02687581"
    },
    {
      "nct_id": "NCT01942564",
      "title": "The Head Injury-associated Photosensitivity and Pupillary Function (HIPP) Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head Injury",
        "Traumatic Brain Injury (TBI)",
        "Photosensitivity",
        "Photophobia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ohio 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": 40,
      "start_date": "2013-08",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01942564"
    },
    {
      "nct_id": "NCT03082599",
      "title": "Symfony Toric Intraocular Lens Visual Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract Bilateral",
        "Astigmatism Bilateral"
      ],
      "interventions": [
        {
          "name": "Presbyopia and astigmatism correcting intraocular lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carolina Eyecare Physicians, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "40 Years to 99 Years"
      },
      "enrollment_count": 120,
      "start_date": "2017-02-17",
      "completion_date": "2018-04-03",
      "has_results": true,
      "last_update_posted_date": "2020-01-27",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 4,
      "location_summary": "Stillwater, Minnesota • Garden City, New York • Mt. Pleasant, South Carolina + 1 more",
      "locations": [
        {
          "city": "Stillwater",
          "state": "Minnesota"
        },
        {
          "city": "Garden City",
          "state": "New York"
        },
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03082599"
    },
    {
      "nct_id": "NCT06638619",
      "title": "Comparative Efficacy of Saccadic and Biofeedback Training in Homonymous Hemianopia",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemianopia, Homonymous"
      ],
      "interventions": [
        {
          "name": "Biofeedback Fixation Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Saccadic Reading Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 20,
      "start_date": "2027-06",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06638619"
    },
    {
      "nct_id": "NCT04522245",
      "title": "Evaluation of Brain Activity Changes After a Behavior Change Weight Loss Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Behavior, Health",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Noom Healthy Weight; mobile behavior change program for weight loss.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Matched Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Noom Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 70,
      "start_date": "2020-10-01",
      "completion_date": "2021-07-15",
      "has_results": false,
      "last_update_posted_date": "2021-07-20",
      "last_synced_at": "2026-10-23T22:16:39.484Z",
      "location_count": 1,
      "location_summary": "Commack, New York",
      "locations": [
        {
          "city": "Commack",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04522245"
    }
  ]
}