{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vision+Correction",
    "query": {
      "condition": "Vision Correction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 39,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vision+Correction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T15:00:31.519Z",
  "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": "NCT02394925",
      "title": "Acceptance & Tolerance Study of Multifocal Contact Lenses by Functional Emmetropes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision Correction"
      ],
      "interventions": [
        {
          "name": "Multifocal Test Contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 113,
      "start_date": "2015-01-01",
      "completion_date": "2015-09-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 1,
      "location_summary": "Pensacola, Florida",
      "locations": [
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02394925"
    },
    {
      "nct_id": "NCT00821236",
      "title": "Contralateral Comparison of Three Excimer Laser Systems in Performing LASIK",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Myopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Excimer Laser",
          "type": "DEVICE"
        },
        {
          "name": "AMO/VISX CustomVue™",
          "type": "DEVICE"
        },
        {
          "name": "LADARVision 4000 excimer laser",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Durrie Vision",
      "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": "2009-01",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2013-03-01",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 2,
      "location_summary": "Overland Park, Kansas • Greensboro, North Carolina",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00821236"
    },
    {
      "nct_id": "NCT04178720",
      "title": "Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "Lehfilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Comfilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "CLEAR CARE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 119,
      "start_date": "2020-01-28",
      "completion_date": "2020-06-10",
      "has_results": true,
      "last_update_posted_date": "2021-10-19",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 8,
      "location_summary": "Longwood, Florida • Maitland, Florida • Orlando, Florida + 4 more",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Medina",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04178720"
    },
    {
      "nct_id": "NCT00469612",
      "title": "Evaluating NeuroVision's Neural Vision Correction (NVC) Myopia Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "NeuroVision's NVC treatment for Low Myopia",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 2,
      "start_date": "2007-06",
      "completion_date": "2009-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-09-25",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00469612"
    },
    {
      "nct_id": "NCT07490444",
      "title": "Metric-Optimized Spectacle Prescriptions for Children With Down Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractive Error Correction",
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "Metric-optimized spectacles",
          "type": "DEVICE"
        },
        {
          "name": "Routine Clinical Spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "5 Years to 12 Years"
      },
      "enrollment_count": 24,
      "start_date": "2026-07-13",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07490444"
    },
    {
      "nct_id": "NCT03560141",
      "title": "Clinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "LID011121 contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Comfilcon A contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2018-07-11",
      "completion_date": "2018-07-17",
      "has_results": true,
      "last_update_posted_date": "2021-07-28",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 1,
      "location_summary": "Johns Creek, Georgia",
      "locations": [
        {
          "city": "Johns Creek",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03560141"
    },
    {
      "nct_id": "NCT02053688",
      "title": "Evaluation Study on Corneal Lens for Vision Correction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Astigmatic Correction Lens (Nexis ACCL lenses)",
          "type": "DEVICE"
        },
        {
          "name": "Toric Soft Contact Lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "FORSIGHT Vision3",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2013-02",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-02-04",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 6,
      "location_summary": "Fremont, California • Livermore, California • Menlo Park, California + 2 more",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Livermore",
          "state": "California"
        },
        {
          "city": "Menlo Park",
          "state": "California"
        },
        {
          "city": "San Mateo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02053688"
    },
    {
      "nct_id": "NCT03762668",
      "title": "Performance Assessment of a Modified Daily Disposable Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors",
        "Myopia",
        "Hyperopia"
      ],
      "interventions": [
        {
          "name": "Modified delefilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Delefilcon A contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2018-12-03",
      "completion_date": "2019-01-07",
      "has_results": true,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 5,
      "location_summary": "Maitland, Florida • Orlando, Florida • West Palm Beach, Florida + 2 more",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03762668"
    },
    {
      "nct_id": "NCT03920280",
      "title": "Clinical Evaluation of a Daily Wear Frequent Replacement Silicone Hydrogel Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "LID015385 contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Comfilcon A soft contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "CLEAR CARE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2019-05-22",
      "completion_date": "2019-10-05",
      "has_results": true,
      "last_update_posted_date": "2022-07-28",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 8,
      "location_summary": "Maitland, Florida • Orlando, Florida • Pensacola, Florida + 5 more",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03920280"
    },
    {
      "nct_id": "NCT07084545",
      "title": "Evaluation of Cataract Surgery Outcomes in Patients With Prior Laser Vision Correction Implanted With the CT LUCIA Lens",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postoperative Visual Outcomes Following Cataract Surgery in Patients With Prior Myopic Corneal Laser Vision Correction"
      ],
      "interventions": [
        {
          "name": "CT LUCIA 621P Intraocular Lens Implantation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carl Zeiss Meditec AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-07",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-09-03T15:00:31.519Z",
      "location_count": 2,
      "location_summary": "Sugar Land, Texas • Lynchburg, Virginia",
      "locations": [
        {
          "city": "Sugar Land",
          "state": "Texas"
        },
        {
          "city": "Lynchburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07084545"
    }
  ]
}