{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bright+White+Light+%28BWL%29",
    "query": {
      "intervention": "Bright White Light (BWL)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bright+White+Light+%28BWL%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T18:27:05.630Z",
  "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": "NCT02214212",
      "title": "TWILIGHT Study: Effect of Light Exposure During Acute Rehabilitation on Sleep After TBI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury",
        "TBI",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Bright White Light (BWL)",
          "type": "DEVICE"
        },
        {
          "name": "Red Light (RL)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 131,
      "start_date": "2013-12",
      "completion_date": "2017-03",
      "has_results": true,
      "last_update_posted_date": "2021-11-09",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02214212"
    },
    {
      "nct_id": "NCT01338649",
      "title": "Light Therapy Treatment in Parkinson's Disease Patients With Daytime Somnolence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Sleep Disorder; Excessive Somnolence"
      ],
      "interventions": [
        {
          "name": "Bright Light Treatment (Sun Ray Sunbox SB-558)",
          "type": "DEVICE"
        },
        {
          "name": "Dim red light (Sun Ray Sunbox SB-558)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 27,
      "start_date": "2007-11",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2023-03-01",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01338649"
    },
    {
      "nct_id": "NCT04291014",
      "title": "Light Therapy for PD - Dose Selection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease",
        "Sleep Disorder",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "SunRay Light Boxes",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 203,
      "start_date": "2020-09-11",
      "completion_date": "2023-01-10",
      "has_results": true,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Irvine, California + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Fairfield",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04291014"
    },
    {
      "nct_id": "NCT02176824",
      "title": "Chronotherapy Randomized Controlled Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Bipolar Depression",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "Total Sleep deprivation, Sleep Phase Advance, and Bright Light Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Partial Sleep deprivation, Sleep Phase Delay, and Low amber light.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 13,
      "start_date": "2014-06-01",
      "completion_date": "2016-04-07",
      "has_results": false,
      "last_update_posted_date": "2019-05-30",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02176824"
    },
    {
      "nct_id": "NCT04597086",
      "title": "Bright White Light Therapy for the Improvement of Sleep, Fatigue, Distress, Depression, and Anxiety in Hospitalized Leukemia Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Leukemia",
        "Recurrent Leukemia",
        "Refractory Leukemia"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Bright White Light Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 74,
      "start_date": "2020-09-14",
      "completion_date": "2023-01-13",
      "has_results": false,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04597086"
    },
    {
      "nct_id": "NCT05519878",
      "title": "Light Therapy and Occupational Therapy Fatigue Management-Based Intervention for Patients With Genitourinary Cancers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Carcinoma",
        "Genitourinary System Neoplasm",
        "Kidney Carcinoma",
        "Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Bright White Light Therapy",
          "type": "DEVICE"
        },
        {
          "name": "Occupational Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 224,
      "start_date": "2022-11-29",
      "completion_date": "2027-05-25",
      "has_results": false,
      "last_update_posted_date": "2025-12-24",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05519878"
    },
    {
      "nct_id": "NCT05299723",
      "title": "The SleepWell Study - Chronotherapeutic Intervention to Improve Sleep Following ACS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disturbance",
        "Insomnia",
        "Acute Coronary Syndrome"
      ],
      "interventions": [
        {
          "name": "BLT Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BLB Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep Hygiene Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2022-04-18",
      "completion_date": "2024-06-26",
      "has_results": true,
      "last_update_posted_date": "2025-01-07",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05299723"
    },
    {
      "nct_id": "NCT06626334",
      "title": "Blue Light as an Anti-inflammatory and Analgesic Strategy in Thoracic Trauma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rib Fractures",
        "Pain, Acute"
      ],
      "interventions": [
        {
          "name": "Bright Blue Light",
          "type": "DEVICE"
        },
        {
          "name": "Bright Full-Spectrum (White) Light",
          "type": "DEVICE"
        },
        {
          "name": "Usual Ambient Light",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rebecca E Kotcher, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2024-10-23",
      "completion_date": "2026-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06626334"
    },
    {
      "nct_id": "NCT05823090",
      "title": "Light Therapy for Depression in Adolescent Outpatients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Adolescent - Emotional Problem"
      ],
      "interventions": [
        {
          "name": "light box (Carex DayLight Classic Model)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ann & Robert H Lurie Children's Hospital of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 9,
      "start_date": "2021-12-21",
      "completion_date": "2022-11-08",
      "has_results": false,
      "last_update_posted_date": "2023-04-25",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05823090"
    },
    {
      "nct_id": "NCT00478257",
      "title": "Effect of Increased Light Exposure on Fatigue in Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "bright white light",
          "type": "DEVICE"
        },
        {
          "name": "comparator red light treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 39,
      "start_date": "2005-11",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2019-02-06",
      "last_synced_at": "2026-09-28T18:27:05.630Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478257"
    }
  ]
}