{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractive+Errors",
    "query": {
      "condition": "Refractive Errors"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 618,
    "total_pages": 62,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractive+Errors&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T04:10:43.533Z",
  "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": "NCT05984290",
      "title": "Study of Safety and Effectiveness of the Boston Orthokeratology Shaping Lens in the Arise Orthokeratology Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "orthokeratology lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2023-07-11",
      "completion_date": "2024-06-27",
      "has_results": true,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 6,
      "location_summary": "Jacksonville, Florida • Bloomfield, Michigan • Edina, Minnesota + 3 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Bloomfield",
          "state": "Michigan"
        },
        {
          "city": "Edina",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05984290"
    },
    {
      "nct_id": "NCT06700460",
      "title": "Measuring Outcomes of LASIK and EVO-ICL in Matched Populations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Laser-assisted in Situ Keratomileusis",
          "type": "DEVICE"
        },
        {
          "name": "Implantable Collamer Lens placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vance Thompson Vision",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 56,
      "start_date": "2024-11-27",
      "completion_date": "2025-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-09",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 5,
      "location_summary": "Omaha, Nebraska • Cleveland, Ohio • Mt. Pleasant, South Carolina + 2 more",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06700460"
    },
    {
      "nct_id": "NCT01140477",
      "title": "Toric Intraocular Lens Following Cataract Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Toric Accommodating Lens",
          "type": "DEVICE"
        },
        {
          "name": "Accommodating Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 229,
      "start_date": "2010-06",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2014-09-08",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01140477"
    },
    {
      "nct_id": "NCT05389072",
      "title": "Evaluation of The Comfort of Orthokeratology Lenses Fit Using A New Software",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "control contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "6 Years to 35 Years"
      },
      "enrollment_count": 57,
      "start_date": "2022-06-01",
      "completion_date": "2023-05",
      "has_results": false,
      "last_update_posted_date": "2022-09-26",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 3,
      "location_summary": "San Diego, California • Glenview, Illinois • Bellaire, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Glenview",
          "state": "Illinois"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05389072"
    },
    {
      "nct_id": "NCT02553395",
      "title": "One Week Assessment of The Phenacite Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Phenacite (Test) contact lens",
          "type": "DEVICE"
        },
        {
          "name": "comfilcon A contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 30,
      "start_date": "2015-09",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2020-12-22",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02553395"
    },
    {
      "nct_id": "NCT01601665",
      "title": "Post Approval Study of the AcrySof® IQ Toric Intraocular Lens (IOL) Models SN6AT6-SN6AT9",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataracts",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "SN6AT6 Intraocular Lens",
          "type": "DEVICE"
        },
        {
          "name": "SN6AT7 Intraocular Lens",
          "type": "DEVICE"
        },
        {
          "name": "SN6AT8 Intraocular Lens",
          "type": "DEVICE"
        },
        {
          "name": "SN6AT9 Intraocular Lens",
          "type": "DEVICE"
        },
        {
          "name": "SN60WF Intraocular Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 477,
      "start_date": "2012-02",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2015-08-04",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01601665"
    },
    {
      "nct_id": "NCT00761826",
      "title": "Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Mixed Astigmatism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mixed Astigmatism"
      ],
      "interventions": [
        {
          "name": "MEL 80 Mixed Astigmatism Treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carl Zeiss Meditec, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 126,
      "start_date": "2007-01",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2018-07-19",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Eugene",
          "state": "Oregon"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00761826"
    },
    {
      "nct_id": "NCT04952701",
      "title": "Evaluating the Success of Habitual Multifocal Wearers When Refit With a New Lens Design",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Control lenses",
          "type": "DEVICE"
        },
        {
          "name": "Test lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "42 Years and older"
      },
      "enrollment_count": 63,
      "start_date": "2021-10-21",
      "completion_date": "2022-01-14",
      "has_results": true,
      "last_update_posted_date": "2022-04-27",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 5,
      "location_summary": "Ocoee, Florida • Pittsburg, Kansas • Vestal, New York + 2 more",
      "locations": [
        {
          "city": "Ocoee",
          "state": "Florida"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Granville",
          "state": "Ohio"
        },
        {
          "city": "College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04952701"
    },
    {
      "nct_id": "NCT06229119",
      "title": "Vault Evaluation After ICL Implantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nearsightedness"
      ],
      "interventions": [
        {
          "name": "Implantable Collamer Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carolina Eyecare Physicians, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 20,
      "start_date": "2024-01-29",
      "completion_date": "2024-08-23",
      "has_results": true,
      "last_update_posted_date": "2025-03-04",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 1,
      "location_summary": "Mt. Pleasant, South Carolina",
      "locations": [
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06229119"
    },
    {
      "nct_id": "NCT04865354",
      "title": "Clinical Comparison of Two Daily Disposable Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "Verofilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Somofilcon 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": 170,
      "start_date": "2021-05-17",
      "completion_date": "2021-06-27",
      "has_results": true,
      "last_update_posted_date": "2022-07-06",
      "last_synced_at": "2026-06-11T04:10:43.533Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Maitland, Florida • Tallahassee, Florida + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        },
        {
          "city": "Franklin Park",
          "state": "Illinois"
        },
        {
          "city": "Shawnee Mission",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04865354"
    }
  ]
}