{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractive+Error+-+Myopia",
    "query": {
      "condition": "Refractive Error - Myopia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 354,
    "total_pages": 36,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractive+Error+-+Myopia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T20:05:26.234Z",
  "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": "NCT01192542",
      "title": "Pilot Evaluation of a New Galyfilcon A Lens Prototype and Enfilcon A Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "galyfilcon A prototype lens",
          "type": "DEVICE"
        },
        {
          "name": "enfilcon A lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 39,
      "start_date": "2010-08",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 3,
      "location_summary": "Pismo Beach, California • Warwick, Rhode Island • Fincastle, Virginia",
      "locations": [
        {
          "city": "Pismo Beach",
          "state": "California"
        },
        {
          "city": "Warwick",
          "state": "Rhode Island"
        },
        {
          "city": "Fincastle",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192542"
    },
    {
      "nct_id": "NCT01829191",
      "title": "Controlling Myopia Progression With Soft Contact Lenses (Contact Lens Control)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Soft Contact Test Lens A",
          "type": "DEVICE"
        },
        {
          "name": "Soft Contact Test Lens C",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "8 Years to 12 Years"
      },
      "enrollment_count": 174,
      "start_date": "2008-04-01",
      "completion_date": "2010-05-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01829191"
    },
    {
      "nct_id": "NCT03610997",
      "title": "Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anisometropia",
        "Hyperopia",
        "High Myopia",
        "Amblyopia Isometropic",
        "Amblyopia Bilateral",
        "High Astigmatism"
      ],
      "interventions": [
        {
          "name": "Photorefractive keratectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 200,
      "start_date": "2001-01-01",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-08",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03610997"
    },
    {
      "nct_id": "NCT04807361",
      "title": "Assessment of Accommodation Behavior in Children Under Myopia Control Treatment (Pilot Study)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Accomodation",
        "Biofeedback Training",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Auditory biofeedback traing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "State University of New York College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "8 Years to 15 Years"
      },
      "enrollment_count": 44,
      "start_date": "2020-12-01",
      "completion_date": "2022-12-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Long Beach, New York",
      "locations": [
        {
          "city": "Long Beach",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807361"
    },
    {
      "nct_id": "NCT00691431",
      "title": "IntraLase vs Hansatome Flaps in LASIK",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "LASIK",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2004-05",
      "completion_date": "2005-11",
      "has_results": false,
      "last_update_posted_date": "2011-06-02",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00691431"
    },
    {
      "nct_id": "NCT01166568",
      "title": "Trial of the PresVIEW Implant for the Improvement of Near Vision in Patients With Presbyopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "PresVIEW Scleral Implants",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Refocus Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "50 Years to 60 Years"
      },
      "enrollment_count": 337,
      "start_date": "2003-12",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2018-09-28",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 14,
      "location_summary": "Beverly Hills, California • San Diego, California • Des Plaines, Illinois + 10 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Des Plaines",
          "state": "Illinois"
        },
        {
          "city": "Lake Villa",
          "state": "Illinois"
        },
        {
          "city": "Lombard",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01166568"
    },
    {
      "nct_id": "NCT05856786",
      "title": "To Study the Effects of Refractive Surgery on OCT Measurements in the Eye",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Optical Coherence Tomography",
        "Refractive Errors",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Optical coherence tomography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2024-06-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05856786"
    },
    {
      "nct_id": "NCT05893979",
      "title": "Myopia Control Spectacle Lens Cessation Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Myopia Progression",
        "Juvenile Myopia"
      ],
      "interventions": [
        {
          "name": "Spectacle Lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SightGlass Vision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "9 Years to 16 Years"
      },
      "enrollment_count": 90,
      "start_date": "2023-06-23",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 8,
      "location_summary": "Whittier, California • Longwood, Florida • Pittsburg, Kansas + 5 more",
      "locations": [
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Raytown",
          "state": "Missouri"
        },
        {
          "city": "Vestal",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05893979"
    },
    {
      "nct_id": "NCT05805059",
      "title": "Performance Evaluation of Different Daily Disposable Silicone Hydrogel Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Control Contact Lens (stenfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Test Contact Lens (senofilcon A)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 68,
      "start_date": "2023-04-14",
      "completion_date": "2023-06-20",
      "has_results": true,
      "last_update_posted_date": "2024-09-26",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 3,
      "location_summary": "Ocoee, Florida • Vestal, New York • Granville, Ohio",
      "locations": [
        {
          "city": "Ocoee",
          "state": "Florida"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Granville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05805059"
    },
    {
      "nct_id": "NCT00413868",
      "title": "A Prospective Evaluation of Contrast Sensitivity and Disability Glare in Refractive Surgery, a Sub-Study of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel (WU # 2335-99)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "LASIK",
          "type": "PROCEDURE"
        },
        {
          "name": "PRK",
          "type": "PROCEDURE"
        },
        {
          "name": "Small target contrast sensitivity and disability glare",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Walter Reed Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-04-01",
      "last_synced_at": "2026-07-22T20:05:26.234Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00413868"
    }
  ]
}