{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spectacle+lenses&page=2",
    "query": {
      "intervention": "Spectacle lenses",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spectacle+lenses&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T20:02:34.492Z",
  "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": "NCT01093625",
      "title": "Assessment of Daily Disposable Silicone Hydrogel Lens Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Narafilcon B Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "15 Years to 39 Years"
      },
      "enrollment_count": 157,
      "start_date": "2010-01",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01093625"
    },
    {
      "nct_id": "NCT01234207",
      "title": "Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Standard, non-free-form, non-customized PAL spectacles",
          "type": "DEVICE"
        },
        {
          "name": "Individually customized free-form surfaced PAL spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Berkeley",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "39 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "39 Years to 80 Years"
      },
      "enrollment_count": 95,
      "start_date": "2009-02",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01234207"
    },
    {
      "nct_id": "NCT07095894",
      "title": "A RCT of Spectacles With Aspherical Lenslets or 0.05% Atropine for Myopia Control",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Atropine",
          "type": "DRUG"
        },
        {
          "name": "Spectacles with HAL",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Eyedrops",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "5 Years to 11 Years"
      },
      "enrollment_count": 348,
      "start_date": "2026-06-01",
      "completion_date": "2029-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Fullerton, California + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07095894"
    },
    {
      "nct_id": "NCT01515475",
      "title": "Hyperopia Treatment Study 1 (HTS1) - Glasses vs Observation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperopia"
      ],
      "interventions": [
        {
          "name": "Glasses",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "12 Months to 71 Months"
      },
      "enrollment_count": 249,
      "start_date": "2012-02-23",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2019-07-16",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 2,
      "location_summary": "Columbus, Ohio • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01515475"
    },
    {
      "nct_id": "NCT00347620",
      "title": "Improving Vision and Quality of Life in the Nursing Home",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Error",
        "Cataract"
      ],
      "interventions": [
        {
          "name": "spectacles",
          "type": "DEVICE"
        },
        {
          "name": "Cataract Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2000-08",
      "completion_date": "2003-12",
      "has_results": false,
      "last_update_posted_date": "2010-03-15",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 17,
      "location_summary": "Alabaster, Alabama • Bessemer, Alabama • Birmingham, Alabama + 3 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Bessemer",
          "state": "Alabama"
        },
        {
          "city": "Bessemer",
          "state": "Alabama"
        },
        {
          "city": "Bessemer",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00347620"
    },
    {
      "nct_id": "NCT00525174",
      "title": "Full-time Bangerter Filters Versus Part-time Daily Patching for Moderate Amblyopia in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "Bangerter filters",
          "type": "DEVICE"
        },
        {
          "name": "Patching",
          "type": "DEVICE"
        },
        {
          "name": "Near activities",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "3 Years to 9 Years"
      },
      "enrollment_count": 186,
      "start_date": "2007-11",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2016-07-13",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00525174"
    },
    {
      "nct_id": "NCT04698278",
      "title": "Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract",
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "PanOptix Trifocal Intraocular Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Parkhurst NuVision Clinical Research LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-03-08",
      "completion_date": "2022-07-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-17",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04698278"
    },
    {
      "nct_id": "NCT01632787",
      "title": "Utility of a Survey Instrument to Predict Benefit From a Novel Treatment for Vertical Heterophoria",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Binocular Vision Dysfunction",
        "Vertical Heterophoria"
      ],
      "interventions": [
        {
          "name": "Questionnaires and Optometrist Prism Challenge/Treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vision Specialists of Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2012-04",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2017-11-01",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 2,
      "location_summary": "Bloomfield Hills, Michigan • Livonia, Michigan",
      "locations": [
        {
          "city": "Bloomfield Hills",
          "state": "Michigan"
        },
        {
          "city": "Livonia",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01632787"
    },
    {
      "nct_id": "NCT05527041",
      "title": "A Highly Portable Device for Assessment of Mild Traumatic Brain Injury in Deployed and Far-Forward Settings",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Concussion, Brain",
        "Mild Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "EyeBOX Lens (EBLens)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oculogica, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "17 Years to 35 Years"
      },
      "enrollment_count": 1600,
      "start_date": "2023-07-01",
      "completion_date": "2025-09-26",
      "has_results": false,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "West Point, New York",
      "locations": [
        {
          "city": "West Point",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05527041"
    },
    {
      "nct_id": "NCT03073681",
      "title": "Satisfaction & Spectacle Independence With ReSTOR 2.5 & ReSTOR 3.0 IOLs",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MDbackline, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 100,
      "start_date": "2017-03-03",
      "completion_date": "2019-05-22",
      "has_results": false,
      "last_update_posted_date": "2019-06-05",
      "last_synced_at": "2026-09-24T20:02:34.492Z",
      "location_count": 1,
      "location_summary": "Laguna Hills, California",
      "locations": [
        {
          "city": "Laguna Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03073681"
    }
  ]
}