{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=orthokeratology+lens",
    "query": {
      "intervention": "orthokeratology lens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=orthokeratology+lens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T03:57:45.887Z",
  "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": "NCT05438615",
      "title": "Corneal Refractive Therapy Design Comparison for -4 to -6 Diopter Treatment for Overnight Wear for Myopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Corneal Refractive Therapy-spherical",
          "type": "OTHER"
        },
        {
          "name": "Corneal Refractive Therapy-aspherical",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2015-12",
      "completion_date": "2016-10-27",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438615"
    },
    {
      "nct_id": "NCT03465748",
      "title": "Effectiveness of Orthokeratology in Myopia Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "OrthoK",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Illinois College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "6 Years to 13 Years"
      },
      "enrollment_count": 45,
      "start_date": "2017-05-01",
      "completion_date": "2021-12-01",
      "has_results": true,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03465748"
    },
    {
      "nct_id": "NCT06392607",
      "title": "Euclid Phoenix Lens Design Trial 2",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Cornea"
      ],
      "interventions": [
        {
          "name": "Euclid orthokeratology (standard coating)",
          "type": "DEVICE"
        },
        {
          "name": "Euclid orthokeratology (enhanced coating)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Euclid Systems Corporation",
      "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": 50,
      "start_date": "2024-05",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2024-04-30",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 5,
      "location_summary": "Edina, Minnesota • Sartell, Minnesota • North Brunswick, New Jersey + 2 more",
      "locations": [
        {
          "city": "Edina",
          "state": "Minnesota"
        },
        {
          "city": "Sartell",
          "state": "Minnesota"
        },
        {
          "city": "North Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06392607"
    },
    {
      "nct_id": "NCT07751172",
      "title": "Evaluation of Orthokeratology Lenses With a 5MM Optic Zone Diameter",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Lens A (paflufocon D)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "7 Years to 35 Years"
      },
      "enrollment_count": 70,
      "start_date": "2026-08",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 2,
      "location_summary": "Pleasanton, California • Bellaire, Texas",
      "locations": [
        {
          "city": "Pleasanton",
          "state": "California"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07751172"
    },
    {
      "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": "2026-10-02T03:57:45.887Z",
      "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": "NCT03566680",
      "title": "Treating Contact Lens Discomfort With Orthokeratology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dry Eye",
        "Contact Lens Complication"
      ],
      "interventions": [
        {
          "name": "Orthokeratology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 46,
      "start_date": "2018-08-07",
      "completion_date": "2019-06-15",
      "has_results": true,
      "last_update_posted_date": "2020-08-17",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03566680"
    },
    {
      "nct_id": "NCT03728218",
      "title": "Visual Outcomes for Toric Efficacy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Contact lenses (Orthokeratology)",
          "type": "DEVICE"
        },
        {
          "name": "Contact lenses (Soft Multifocal)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 34,
      "start_date": "2018-10-12",
      "completion_date": "2020-03-19",
      "has_results": false,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03728218"
    },
    {
      "nct_id": "NCT02623543",
      "title": "Effectiveness of Orthokeratology in Decreasing Myopic Progression in a Young Adult Population Enrolled in a Professional Optometric Curriculum",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myopia Progression"
      ],
      "interventions": [
        {
          "name": "OrthoK",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Illinois College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "20 Years to 40 Years"
      },
      "enrollment_count": 80,
      "start_date": "2013-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-12-07",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02623543"
    },
    {
      "nct_id": "NCT05559567",
      "title": "Axial Length With Adult Onset Myopia (ALWAOM)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Orthokeratology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Art Optical Contact Lens, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "21 Years to 35 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-09-01",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2024-08-06",
      "last_synced_at": "2026-10-02T03:57:45.887Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05559567"
    },
    {
      "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": "2026-10-02T03:57:45.887Z",
      "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"
    }
  ]
}