{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=33",
    "query": {
      "condition": "Visual Disorders",
      "page": 33
    },
    "page_size": 10
  },
  "pagination": {
    "page": 33,
    "page_size": 10,
    "total_count": 989,
    "total_pages": 99,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=34&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=32&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T02:47:23.043Z",
  "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": "NCT02337647",
      "title": "Evaluation of the Distortion Correction Data Collection (DCDC) App Software",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "DCDC App",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2014-12-29",
      "completion_date": "2016-06-01",
      "has_results": false,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02337647"
    },
    {
      "nct_id": "NCT02102958",
      "title": "Nonvisual Foot Examination for People With Diabetes and Visual Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Visual Impairment"
      ],
      "interventions": [
        {
          "name": "DSME with Nonvisual Foot Examination",
          "type": "BEHAVIORAL"
        },
        {
          "name": "DSME with Usual Foot Examination Instruction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2011-07",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02102958"
    },
    {
      "nct_id": "NCT04123626",
      "title": "A Study to Evaluate the Safety and Tolerability of QR-1123 in Subjects With Autosomal Dominant Retinitis Pigmentosa Due to the P23H Mutation in the RHO Gene",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Autosomal Dominant Retinitis Pigmentosa",
        "Eye Diseases",
        "Eye Diseases, Hereditary",
        "Retinal Dystrophies",
        "Retinal Disease",
        "Retinitis",
        "Vision Tunnel",
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "QR-1123",
          "type": "DRUG"
        },
        {
          "name": "Sham procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "ProQR Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2019-10-07",
      "completion_date": "2022-06-07",
      "has_results": false,
      "last_update_posted_date": "2022-05-06",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Gainesville, Florida • Lexington, Kentucky + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04123626"
    },
    {
      "nct_id": "NCT01179555",
      "title": "Confronting Unequal Eye Care in Pennsylvania",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Retinopathy",
        "Diabetes Mellitus, Type 2",
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Behavioral Activation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Supportive Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 206,
      "start_date": "2010-10",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 3,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01179555"
    },
    {
      "nct_id": "NCT07710196",
      "title": "A 24-Month Trial of NPI-001 for the Preservation of Photoreceptors in Retinitis Pigmentosa Associated With Usher Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa (RP)",
        "Usher Syndrome"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "NPI-001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nacuity Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2026-10",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07710196"
    },
    {
      "nct_id": "NCT02028351",
      "title": "Vision Measured by the Vimetrics CVA Compared With Chart Testing Under Similar Luminance and Contrast Conditions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Refractive Error",
        "Cataract",
        "Maculopathy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sinclair Technologies, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2008-01",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2014-01-07",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Elkins Park, Pennsylvania",
      "locations": [
        {
          "city": "Elkins Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02028351"
    },
    {
      "nct_id": "NCT04217486",
      "title": "ROM Outcomes in Patients Undergoing a Primary TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Patient will be shown a photograph of their knee at 2 weeks postop",
          "type": "OTHER"
        },
        {
          "name": "Patient will not be shown a photograph of their knee at 2 weeks postop",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "22 Years to 89 Years"
      },
      "enrollment_count": 158,
      "start_date": "2020-02-04",
      "completion_date": "2021-05-31",
      "has_results": false,
      "last_update_posted_date": "2021-09-16",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04217486"
    },
    {
      "nct_id": "NCT05158296",
      "title": "Study to Evaluate the Efficacy Safety and Tolerability of Ultevursen in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene (Sirius)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa",
        "Usher Syndrome Type 2",
        "Deaf Blind",
        "Retinal Disease",
        "Eye Diseases",
        "Eye Diseases, Hereditary",
        "Eye Disorders Congenital",
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "Ultevursen",
          "type": "DRUG"
        },
        {
          "name": "Sham-procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Laboratoires Thea",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2021-12-08",
      "completion_date": "2022-10-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 10,
      "location_summary": "San Diego, California • San Francisco, California • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05158296"
    },
    {
      "nct_id": "NCT02246556",
      "title": "Dichoptic Virtual Reality Therapy for Amblyopia in Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amblyopia",
        "Anisometropia",
        "Strabismus"
      ],
      "interventions": [
        {
          "name": "Dichoptic therapy",
          "type": "DEVICE"
        },
        {
          "name": "Patching therapy",
          "type": "OTHER"
        },
        {
          "name": "Dioptic (non-dichoptic) therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "15 Years to 40 Years"
      },
      "enrollment_count": 17,
      "start_date": "2014-10",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2017-05-03",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02246556"
    },
    {
      "nct_id": "NCT00537199",
      "title": "OraTest in Combination With Visual Examination and Visual Examination Alone",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Head And Neck Cancer",
        "Oropharynx Cancer"
      ],
      "interventions": [
        {
          "name": "Visual Examination",
          "type": "OTHER"
        },
        {
          "name": "OraTest",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2006-11",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-10-26T02:47:23.043Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00537199"
    }
  ]
}