{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dim+Light&page=4",
    "query": {
      "intervention": "Dim Light",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 77,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dim+Light&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dim+Light&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T11:32:38.396Z",
  "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": "NCT07329283",
      "title": "Nighttime Synchrony of Your Nutrition and Circadian Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Metabolism Changes",
        "Circadian Rhythm",
        "Lifestyle Factors",
        "Sleep Hygiene",
        "Sleep Hygiene, Inadequate",
        "Sleep Deprivation",
        "Insufficient Sleep",
        "Circadian Misalignment",
        "Circadian Dysregulation",
        "Light Exposure"
      ],
      "interventions": [
        {
          "name": "Central Clock Misalignment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peripheral Misalignment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 120,
      "start_date": "2025-12-19",
      "completion_date": "2031-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07329283"
    },
    {
      "nct_id": "NCT07883291",
      "title": "SmartEnLite for Nursing Home Residents With Dementia",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer's Disease and Related Dementias",
        "Alzheimer Disease and Related Dementias"
      ],
      "interventions": [
        {
          "name": "Smart Environmental Light (SmartEnLite)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2026-12-01",
      "completion_date": "2031-02",
      "has_results": false,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07883291"
    },
    {
      "nct_id": "NCT01350505",
      "title": "Toileting at Night in Older Adults: Light to Maximize Balance, Minimize Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Falls",
        "Balance",
        "Insomnia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "White light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim white light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Very dim white light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim orange light exposure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "55 Years to 85 Years"
      },
      "enrollment_count": 21,
      "start_date": "2013-10-15",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01350505"
    },
    {
      "nct_id": "NCT06319898",
      "title": "Relaxing Environment to Lower Anxiety During Onabotulinum Toxin Chemodenervation of the Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety",
        "Pain",
        "Burnout, Professional"
      ],
      "interventions": [
        {
          "name": "Lavender aromatherapy sticker",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 113,
      "start_date": "2024-05-22",
      "completion_date": "2024-08-12",
      "has_results": true,
      "last_update_posted_date": "2025-04-22",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06319898"
    },
    {
      "nct_id": "NCT00387179",
      "title": "Effectiveness of Combining Light and Non-Light Treatments for Jet Lag and Sleep Disorders",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disorders, Circadian Rhythm"
      ],
      "interventions": [
        {
          "name": "Melatonin",
          "type": "DRUG"
        },
        {
          "name": "Methylxanthine",
          "type": "DRUG"
        },
        {
          "name": "Light Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 48,
      "start_date": "2006-10",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2009-08-25",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387179"
    },
    {
      "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": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478257"
    },
    {
      "nct_id": "NCT01725750",
      "title": "Treatment of Post-Traumatic Brain Injury (Post-TBI) Fatigue With Light Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Bright White Light (BWL)",
          "type": "DEVICE"
        },
        {
          "name": "Dim Red Light (DRL)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2012-11",
      "completion_date": "2017-06",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01725750"
    },
    {
      "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": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01338649"
    },
    {
      "nct_id": "NCT03500458",
      "title": "Impact of Sleep Extension in Adolescents",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Sensitivity",
        "Sleep",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Sleep Extension",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "14 Years to 19 Years"
      },
      "enrollment_count": 75,
      "start_date": "2018-10-15",
      "completion_date": "2025-05-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03500458"
    },
    {
      "nct_id": "NCT06496477",
      "title": "Light Therapy to Treat Depression in Pediatric Stem Cell Therapy Recipients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic Stem Cell Transplant"
      ],
      "interventions": [
        {
          "name": "Ayo wearable",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2026-04",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-21T11:32:38.396Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06496477"
    }
  ]
}