{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=spectacles&page=3",
    "query": {
      "intervention": "spectacles",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 264,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=spectacles&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=spectacles&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-03T10:14:03.644Z",
  "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": "NCT05066009",
      "title": "Sleep/Wake State Assessment with Non-invasive Earbuds",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypersomnolence"
      ],
      "interventions": [
        {
          "name": "NextSense EEG-enabled earbuds",
          "type": "DEVICE"
        },
        {
          "name": "Ellcie Healthy eyeglasses",
          "type": "DEVICE"
        },
        {
          "name": "Drug Holiday",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 8,
      "start_date": "2021-10-13",
      "completion_date": "2023-10-27",
      "has_results": false,
      "last_update_posted_date": "2025-02-11",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05066009"
    },
    {
      "nct_id": "NCT04378790",
      "title": "A Randomized Trial to Evaluate Sequential vs Simultaneous Patching",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "Patching",
          "type": "OTHER"
        },
        {
          "name": "Glasses",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "3 Years to 13 Years"
      },
      "enrollment_count": 544,
      "start_date": "2020-12-08",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-11",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Glendale, Arizona • Phoenix, Arizona + 57 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04378790"
    },
    {
      "nct_id": "NCT00318045",
      "title": "Effects of Optical Blur on Performance and Comfort of Computer Users",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Refractive Error"
      ],
      "interventions": [
        {
          "name": "Eyeglass lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vision Council of America",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2005-10",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2006-04-25",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00318045"
    },
    {
      "nct_id": "NCT00335049",
      "title": "Study of Theories About Myopia Progression (STAMP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "progressive addition spectacle lens (bifocal)",
          "type": "DEVICE"
        },
        {
          "name": "Single Vision Lenses (SVLs)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 85,
      "start_date": "2006-12",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2022-10-28",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00335049"
    },
    {
      "nct_id": "NCT05606237",
      "title": "Efficacy of Repeated Low-level Red-light Therapy in Myopia Control",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Low-level Red Light Therapy Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "8 Years to 13 Years"
      },
      "enrollment_count": 90,
      "start_date": "2023-07-14",
      "completion_date": "2027-01-14",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05606237"
    },
    {
      "nct_id": "NCT02413294",
      "title": "Sleep to Activate Mood Promotion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Sleep Quality"
      ],
      "interventions": [
        {
          "name": "Re-Timer glasses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2015-04",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02413294"
    },
    {
      "nct_id": "NCT02483559",
      "title": "Seeing the World Through Assorted Glasses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Amber Lenses",
          "type": "OTHER"
        },
        {
          "name": "Placebo Lenses",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 15,
      "start_date": "2015-06",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2017-02-08",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02483559"
    },
    {
      "nct_id": "NCT05611073",
      "title": "Maximizing Visual Outcomes With Eyhance IOLs",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pseudophakia"
      ],
      "interventions": [
        {
          "name": "Visual Acuity",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Biometric Data Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Patient Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Berkeley Eye Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2022-03-07",
      "completion_date": "2022-11-07",
      "has_results": true,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05611073"
    },
    {
      "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": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03465748"
    },
    {
      "nct_id": "NCT04268901",
      "title": "VR to Reduce Pain/Anxiety During Painful Procedures",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Phlebotomy",
        "Orthopedics",
        "Radiology",
        "Pain",
        "Anxiety",
        "Virtual Reality",
        "Allergy",
        "Gastroenterology"
      ],
      "interventions": [
        {
          "name": "Samsung Gear VR",
          "type": "DEVICE"
        },
        {
          "name": "Merge VR",
          "type": "DEVICE"
        },
        {
          "name": "Oculus Go",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Years to 21 Years"
      },
      "enrollment_count": 700,
      "start_date": "2016-02-19",
      "completion_date": "2025-12-06",
      "has_results": false,
      "last_update_posted_date": "2023-10-27",
      "last_synced_at": "2026-11-03T10:14:03.644Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04268901"
    }
  ]
}