{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=34",
    "query": {
      "condition": "Visual Disorders",
      "page": 34
    },
    "page_size": 10
  },
  "pagination": {
    "page": 34,
    "page_size": 10,
    "total_count": 989,
    "total_pages": 99,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=35&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=33&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T06:48:05.844Z",
  "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": "NCT05463016",
      "title": "Impact of Color Correcting Lenses on Color Vision Deficiency",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Color Blindness",
        "Color Vision Defects",
        "Color Blindness, Green",
        "Color Blindness, Red"
      ],
      "interventions": [
        {
          "name": "Experimental Group 1: Color Correcting Lenses",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Group 1: Placebo Lenses",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Group 1 Crosses over to become Experimental Group 2: Color Correcting Lenses",
          "type": "DEVICE"
        },
        {
          "name": "Experimental Group 1 Crosses over to become Placebo Group 2: Placebo Lenses",
          "type": "DEVICE"
        },
        {
          "name": "Color Correcting Lenses in Subjects with Normal Color Vision",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of the Incarnate Word",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2022-07-28",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-03",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05463016"
    },
    {
      "nct_id": "NCT07385014",
      "title": "MULTICENTER, DOUBLE-ARM, PATIENT AND ASSESSOR-MASKED, PROSPECTIVE, RANDOMIZED CLINICAL TRIAL TO COMPARE VISUAL PERFORMANCE OF NEGATIVE AND NEUTRAL ASPHERIC MONOFOCAL INTRAOCULAR LENSES",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract",
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Neutral Aspheric Monofocal IOL",
          "type": "DEVICE"
        },
        {
          "name": "Negative Aspheric Monofocal IOL",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 80,
      "start_date": "2023-07-27",
      "completion_date": "2025-10-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07385014"
    },
    {
      "nct_id": "NCT01163032",
      "title": "Efficacy and Safety of Tasimelteon Compared With Placebo in Totally Blind Subjects With Non-24-Hour Sleep-Wake Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-24-Hour Sleep-Wake Disorder"
      ],
      "interventions": [
        {
          "name": "tasimelteon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 136,
      "start_date": "2010-08",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2014-10-16",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 23,
      "location_summary": "Phoenix, Arizona • Orange, California • Palo Alto, California + 20 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01163032"
    },
    {
      "nct_id": "NCT07007065",
      "title": "Study to Assess the Injection Burden, Adverse Events, Change in Disease Activity, and Long-Term Preservation of Visual Acuity of Surabgene Lomparvovec in Adult Participants With Neovascular Age-Related Macular Degeneration (nAMD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Neovascular Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Surabgene Lomparvovec (ABBV-RGX-314)",
          "type": "DRUG"
        },
        {
          "name": "Ranibizumab Control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 561,
      "start_date": "2025-11-05",
      "completion_date": "2033-03",
      "has_results": false,
      "last_update_posted_date": "2026-10-23",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 55,
      "location_summary": "Mesa, Arizona • Sun City, Arizona • Campbell, California + 51 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Campbell",
          "state": "California"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07007065"
    },
    {
      "nct_id": "NCT05259163",
      "title": "LFR-260 vs Traditional Phoropter in Visual Acuity Testing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity",
        "Astigmatism",
        "Anisometropia"
      ],
      "interventions": [
        {
          "name": "LFR-260 portable phoropter",
          "type": "DEVICE"
        },
        {
          "name": "Traditional phoropter (SOC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Evolution Optiks Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 112,
      "start_date": "2022-06-07",
      "completion_date": "2023-01-06",
      "has_results": true,
      "last_update_posted_date": "2024-09-25",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 2,
      "location_summary": "Worcester, Massachusetts • Oyster Bay, New York",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Oyster Bay",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05259163"
    },
    {
      "nct_id": "NCT02575430",
      "title": "Natural History Study in Inherited Retinal Disease Subjects Caused by Mutations in RPE65 or LRAT",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leber Congenital Amaurosis (LCA)",
        "Retinitis Pigmentosa (RP)"
      ],
      "interventions": [
        {
          "name": "No treatment: retrospective chart review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "QLT Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2015-12",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-04-29",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Portland, Oregon",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02575430"
    },
    {
      "nct_id": "NCT04820218",
      "title": "At-home Testing Refraction Results With Best Corrected Visual Acuity (BCVA) Outcomes in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Impairment",
        "Myopia",
        "Hyperopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "With Try-on glasses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "EyeQue Corp.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2021-04-21",
      "completion_date": "2023-01-20",
      "has_results": false,
      "last_update_posted_date": "2023-01-25",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "Newark, California",
      "locations": [
        {
          "city": "Newark",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04820218"
    },
    {
      "nct_id": "NCT00760240",
      "title": "Ability of Patients With Low Vision to Properly Instill Eye Drops",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma",
        "Retinal Pathology"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mid-Atlantic Glaucoma Experts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2008-09",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2010-04-26",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00760240"
    },
    {
      "nct_id": "NCT00812708",
      "title": "Clinical Evaluation of Morcher Artificial Iris Diaphragms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aniridia",
        "Iris; Deformity"
      ],
      "interventions": [
        {
          "name": "Morcher iris diaphragm implantation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2003-04-09",
      "completion_date": "2021-12-07",
      "has_results": true,
      "last_update_posted_date": "2021-12-15",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00812708"
    },
    {
      "nct_id": "NCT00818116",
      "title": "Visual Function Evaluation of Bilateral AcrySof ReSTOR Aspheric IOL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cataracts"
      ],
      "interventions": [
        {
          "name": "AcrySof ReSTOR Aspheric IOL",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 34,
      "start_date": "2008-12",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2010-07-30",
      "last_synced_at": "2026-10-26T06:48:05.844Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00818116"
    }
  ]
}