{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vision+Impairment",
    "query": {
      "condition": "Vision Impairment"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 154,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vision+Impairment&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T17:05:53.868Z",
  "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": "NCT04707625",
      "title": "Vascular Endothelial Growth Factor (VEGF) Levels in Retinal Vein Occlusion (RVO) During Anti-VEGF Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Retinal Vein Occlusion"
      ],
      "interventions": [
        {
          "name": "Aflibercept Ophthalmic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2021-10-06",
      "completion_date": "2023-12-18",
      "has_results": true,
      "last_update_posted_date": "2025-02-24",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04707625"
    },
    {
      "nct_id": "NCT04611152",
      "title": "A Trial to Evaluate the Efficacy, Durability, and Safety of KSI-301 Compared to Aflibercept in Participants With Diabetic Macular Edema (DME)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diabetic Macular Edema"
      ],
      "interventions": [
        {
          "name": "KSI-301",
          "type": "DRUG"
        },
        {
          "name": "Aflibercept",
          "type": "DRUG"
        },
        {
          "name": "Sham Procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Kodiak Sciences Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 460,
      "start_date": "2020-09-30",
      "completion_date": "2023-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-08-22",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 48,
      "location_summary": "La Jolla, California • Redlands, California • Santa Maria, California + 44 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Redlands",
          "state": "California"
        },
        {
          "city": "Santa Maria",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04611152"
    },
    {
      "nct_id": "NCT05456581",
      "title": "Scotoma Perimetry Oculomotor Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Macular Degeneration",
        "Central Visual Impairment"
      ],
      "interventions": [
        {
          "name": "'Scotoma awareness' Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control 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": 21,
      "start_date": "2022-11-01",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-24",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05456581"
    },
    {
      "nct_id": "NCT07659691",
      "title": "Multisensory Rehabilitation of Vision Loss After Cortical Damage",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cortical Blindness"
      ],
      "interventions": [
        {
          "name": "Multisensory Rehabilitation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2026-08",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07659691"
    },
    {
      "nct_id": "NCT05246904",
      "title": "Validating a Self-fitting Hearing Aid",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing and Vision Loss"
      ],
      "interventions": [
        {
          "name": "Fitting algorithm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "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": 41,
      "start_date": "2022-03-17",
      "completion_date": "2023-02-28",
      "has_results": false,
      "last_update_posted_date": "2023-04-25",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05246904"
    },
    {
      "nct_id": "NCT04930822",
      "title": "Evaluation of Bioness Integrated Therapy System (BITS) Touch Screen Technology to Improve Field Awareness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Neurologic Disorder",
        "Traumatic Brain Injury",
        "Acquired Brain Injury"
      ],
      "interventions": [
        {
          "name": "Table Top Visual Intervention",
          "type": "OTHER"
        },
        {
          "name": "Bioness Integrated Therapy System Visual Intervention",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Gaylord Hospital, Inc",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2021-01-08",
      "completion_date": "2024-09-23",
      "has_results": true,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Wallingford, Connecticut",
      "locations": [
        {
          "city": "Wallingford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04930822"
    },
    {
      "nct_id": "NCT00097162",
      "title": "Visual Cortex Stimulation in Patients With Amblyopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amblyopia",
        "Anisometropic Ambyopia",
        "Amblyopia, Suppression"
      ],
      "interventions": [
        {
          "name": "Anodal stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2004-11",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2006-06-26",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00097162"
    },
    {
      "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": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01214070"
    },
    {
      "nct_id": "NCT04638660",
      "title": "Safety and Efficacy of Nyxol (0.75% Phentolamine Ophthalmic Solution) in Subjects With Dim Light Vision Disturbances",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dim Light Vision Disturbances"
      ],
      "interventions": [
        {
          "name": "Phentolamine Ophthalmic Solution 0.75%",
          "type": "DRUG"
        },
        {
          "name": "Phentolamine Ophthalmic Solution Vehicle (Placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ocuphire Pharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 144,
      "start_date": "2020-12-30",
      "completion_date": "2022-05-19",
      "has_results": true,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 17,
      "location_summary": "Newport Beach, California • Petaluma, California • Jacksonville, Florida + 12 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Petaluma",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04638660"
    },
    {
      "nct_id": "NCT01822717",
      "title": "Nonvisual Foot Inspection for People With Visual Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Visual Impairment"
      ],
      "interventions": [
        {
          "name": "Nonvisual foot inspection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "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": 30,
      "start_date": "2010-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-06-26T17:05:53.868Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01822717"
    }
  ]
}