{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spectacles",
    "query": {
      "intervention": "Spectacles"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 258,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spectacles&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T12:41:00.176Z",
  "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": "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": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03465748"
    },
    {
      "nct_id": "NCT01515943",
      "title": "Convergence Insufficiency Treatment Study (CITS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Convergence Insufficiency"
      ],
      "interventions": [
        {
          "name": "Active home-based computer vergence/accommodative therapy",
          "type": "OTHER"
        },
        {
          "name": "Near target push-ups",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo home-based computer vergence/accommodative therapy",
          "type": "OTHER"
        },
        {
          "name": "Placebo yoked prism flippers",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 204,
      "start_date": "2012-06",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2017-04-12",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 2,
      "location_summary": "Cranberry TWP, Pennsylvania • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Cranberry TWP",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01515943"
    },
    {
      "nct_id": "NCT04942561",
      "title": "VR to Reduce Pain/Anxiety During IV Starts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Radiology"
      ],
      "interventions": [
        {
          "name": "Samsung Gear VR",
          "type": "DEVICE"
        },
        {
          "name": "Merge VR",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "10 Years to 21 Years"
      },
      "enrollment_count": 107,
      "start_date": "2017-04-12",
      "completion_date": "2019-07-24",
      "has_results": false,
      "last_update_posted_date": "2021-07-01",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04942561"
    },
    {
      "nct_id": "NCT05340881",
      "title": "Systematic Light Exposure in Pediatric Brain Tumor Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Bright Light Exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim Light Exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-10-14",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05340881"
    },
    {
      "nct_id": "NCT07713979",
      "title": "VisionWay Accessibility",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persons With Visual Disabilities"
      ],
      "interventions": [
        {
          "name": "walking path",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-02-26",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 2,
      "location_summary": "Orono, Maine • Columbus, Ohio",
      "locations": [
        {
          "city": "Orono",
          "state": "Maine"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07713979"
    },
    {
      "nct_id": "NCT05337943",
      "title": "Cognitive Behavioral Therapy and Light Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Hypertension",
        "Insomnia",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "CBT-I",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Bright Light Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2023-01-12",
      "completion_date": "2024-05-31",
      "has_results": true,
      "last_update_posted_date": "2025-01-27",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05337943"
    },
    {
      "nct_id": "NCT05174780",
      "title": "Myopia Control With a Innovative Spectacle Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "innovative myopia control spectacle lens",
          "type": "DEVICE"
        },
        {
          "name": "Single vision spectacle lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Essilor International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 159,
      "start_date": "2021-12-29",
      "completion_date": "2025-10-20",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 9,
      "location_summary": "San Diego, California • Longwood, Florida • Chicago, Illinois + 6 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05174780"
    },
    {
      "nct_id": "NCT02925884",
      "title": "Effects of Gunnar Computer Glasses on Viewing Comfort and Performance",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dry Eye",
        "Eye Strain",
        "Visual Acuity",
        "Color Perception"
      ],
      "interventions": [
        {
          "name": "Gunnar OTC Glasses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pacific University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "42 Years",
        "sex": "ALL",
        "summary": "18 Years to 42 Years"
      },
      "enrollment_count": 35,
      "start_date": "2013-06",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2025-07-16",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Forest Grove, Oregon",
      "locations": [
        {
          "city": "Forest Grove",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02925884"
    },
    {
      "nct_id": "NCT04804501",
      "title": "Effect of Blue Light Glasses on Screen Usage After a Concussion in College Students",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Concussion"
      ],
      "interventions": [
        {
          "name": "Blue Light Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Computer Reading Task",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Rochester Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 64,
      "start_date": "2021-03-01",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2021-03-23",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04804501"
    },
    {
      "nct_id": "NCT05070767",
      "title": "Neurolens Headache Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Binocular Vision Disorder",
        "Convergence Insufficiency",
        "Headache",
        "Computer Vision Syndrome"
      ],
      "interventions": [
        {
          "name": "Neurolens spectacle lens",
          "type": "DEVICE"
        },
        {
          "name": "Placebo spectacle lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Neurolens Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 300,
      "start_date": "2021-10-18",
      "completion_date": "2022-05-30",
      "has_results": false,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-09-03T12:41:00.176Z",
      "location_count": 10,
      "location_summary": "Phoenix, Arizona • Conyers, Georgia • Perry, Georgia + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Conyers",
          "state": "Georgia"
        },
        {
          "city": "Perry",
          "state": "Georgia"
        },
        {
          "city": "Rigby",
          "state": "Idaho"
        },
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05070767"
    }
  ]
}