{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blue-blocking+glasses",
    "query": {
      "intervention": "Blue-blocking glasses"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 18,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blue-blocking+glasses&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T20:11:22.715Z",
  "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": "NCT07391852",
      "title": "Circadian Light Exposure Adjustment for Restfulness",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Onset Latency"
      ],
      "interventions": [
        {
          "name": "Amber Tinted Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Clear Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Smart Lightbulbs",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Months",
        "maximum_age": "83 Months",
        "sex": "ALL",
        "summary": "60 Months to 83 Months"
      },
      "enrollment_count": 60,
      "start_date": "2026-01-15",
      "completion_date": "2030-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07391852"
    },
    {
      "nct_id": "NCT07346014",
      "title": "Sleep and Circadian Interventions for College Students at High Risk of Suicide",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disturbance",
        "Sleep",
        "Depression",
        "Suicide"
      ],
      "interventions": [
        {
          "name": "Sleep Feedback + Psychoeducation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Transdiagnostic Sleep and Circadian Intervention + Bright Light (TSC+)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Triple Chronotherapy (TCT+)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 90,
      "start_date": "2026-06-18",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07346014"
    },
    {
      "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": "2026-09-04T20:11:22.715Z",
      "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": "NCT04827446",
      "title": "Lighting Intervention for Cancer-related Fatigue",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer",
        "Hematologic Malignancy",
        "Survivorship",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Wearable Sensor",
          "type": "OTHER"
        },
        {
          "name": "Blue-blocking glasses",
          "type": "OTHER"
        },
        {
          "name": "Clear glasses",
          "type": "OTHER"
        },
        {
          "name": "Full SYNC app",
          "type": "OTHER"
        },
        {
          "name": "\"Dummy\" SYNC app",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 139,
      "start_date": "2021-07-15",
      "completion_date": "2023-03-09",
      "has_results": true,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04827446"
    },
    {
      "nct_id": "NCT05342662",
      "title": "Light Sleep: Screen Use and Sleep Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glasses"
      ],
      "interventions": [
        {
          "name": "Blue light-blocking glasses",
          "type": "DEVICE"
        },
        {
          "name": "Glasses with clear lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 34,
      "start_date": "2022-11-23",
      "completion_date": "2023-09-05",
      "has_results": false,
      "last_update_posted_date": "2023-09-13",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05342662"
    },
    {
      "nct_id": "NCT04792697",
      "title": "Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase Syndrome"
      ],
      "interventions": [
        {
          "name": "Increase morning bright light",
          "type": "OTHER"
        },
        {
          "name": "Decrease evening blue light",
          "type": "OTHER"
        },
        {
          "name": "Sleep Scheduling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitor sleep, mood, and substance use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "13 Years to 15 Years"
      },
      "enrollment_count": 115,
      "start_date": "2021-05-01",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04792697"
    },
    {
      "nct_id": "NCT03694626",
      "title": "Objectively Diagnose and Monitor Treatment of Light Sensitivity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Photophobia",
        "Traumatic Brain Injury",
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Pupillography",
          "type": "DEVICE"
        },
        {
          "name": "Ocular Coherence Tomography (OCT)",
          "type": "DEVICE"
        },
        {
          "name": "Wrist-watch sensor device",
          "type": "DEVICE"
        },
        {
          "name": "Videography",
          "type": "DEVICE"
        },
        {
          "name": "Electrophysiology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Randy Kardon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-07-11",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03694626"
    },
    {
      "nct_id": "NCT04155619",
      "title": "Using Early Time Restricted Feeding and Timed Light Therapy to Improve Glycemic Control in Adults With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Time Restricted Feeding",
        "Light; Therapy, Complications"
      ],
      "interventions": [
        {
          "name": "No change in meal timing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No change in light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Early Time-Restricted Feeding",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Timed Light Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 190,
      "start_date": "2021-04-26",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04155619"
    },
    {
      "nct_id": "NCT06963463",
      "title": "Transdiagnostic Sleep and Circadian Intervention + Bright Light in Adolescents With Elevated Depression (TranS-C+BL)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disturbance",
        "Sleep",
        "Depression",
        "Suicide"
      ],
      "interventions": [
        {
          "name": "TranS-C",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 90,
      "start_date": "2025-05-06",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06963463"
    },
    {
      "nct_id": "NCT04707846",
      "title": "Feasibility of Light Therapy for Fatigue N-of-1 Trials",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Bright Blue Light Commercial AYO Light Therapy Device",
          "type": "DEVICE"
        },
        {
          "name": "Dim Blue Light Commercial AYO Light Therapy Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-01-20",
      "completion_date": "2022-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-09-04T20:11:22.715Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04707846"
    }
  ]
}