{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Red+Light&page=4",
    "query": {
      "intervention": "Red Light",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 223,
    "total_pages": 23,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Red+Light&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Red+Light&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T15:51:48.302Z",
  "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": "NCT06745999",
      "title": "Cryotherapy in Combination With Red Light PDT for Actinic Keratosis of Full Face",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Ameluz 10% Topical Gel",
          "type": "DRUG"
        },
        {
          "name": "Red Light PDT",
          "type": "DEVICE"
        },
        {
          "name": "Cryotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Psoriasis Treatment Center of Central New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2023-05-03",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "East Windsor, New Jersey",
      "locations": [
        {
          "city": "East Windsor",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06745999"
    },
    {
      "nct_id": "NCT01637987",
      "title": "Nurse PIV Insertion Success With and Without Assistive Devices in Patients 0-12 Months of Age",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PIV Catheter Insertion",
        "Vein Visualization"
      ],
      "interventions": [
        {
          "name": "Unassisted vein visualization",
          "type": "PROCEDURE"
        },
        {
          "name": "Wee Sight® Transilluminator",
          "type": "PROCEDURE"
        },
        {
          "name": "VeinViewer® (Christie Digital Systems, Cypress, CA)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "Up to 12 Months"
      },
      "enrollment_count": 104,
      "start_date": "2012-07-01",
      "completion_date": "2017-02-02",
      "has_results": false,
      "last_update_posted_date": "2024-01-03",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01637987"
    },
    {
      "nct_id": "NCT05391178",
      "title": "Improving Disease Severity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Psoriasis",
        "Alopecia Areata",
        "Polymorphous Light Eruption"
      ],
      "interventions": [
        {
          "name": "Lumiton yarn sleeve",
          "type": "OTHER"
        },
        {
          "name": "Lumiton yarn hat",
          "type": "OTHER"
        },
        {
          "name": "Lumiton yarn shirt",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2022-08-09",
      "completion_date": "2024-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05391178"
    },
    {
      "nct_id": "NCT01923675",
      "title": "Myopia:the Role of Cone Opsin Mutations & Glasses That Control Axial Elongation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Spectacles with red-blocking tint",
          "type": "OTHER"
        },
        {
          "name": "Spectacles with holographic diffuser and color neutral tint",
          "type": "OTHER"
        },
        {
          "name": "Spectacles with holographic diffuser and red-blocking tint",
          "type": "OTHER"
        },
        {
          "name": "Spectacles with color neutral tint",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "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": 0,
      "start_date": "2013-11",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2019-08-14",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01923675"
    },
    {
      "nct_id": "NCT05784103",
      "title": "Comparison of Tissue Oxygenation Measurement Using Multimodal Devices",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oxygen Saturation"
      ],
      "interventions": [
        {
          "name": "Clarifi Modulum",
          "type": "DEVICE"
        },
        {
          "name": "Perimed PeriFlux 5000",
          "type": "DEVICE"
        },
        {
          "name": "Apple Watch Oxygen Sensor",
          "type": "DEVICE"
        },
        {
          "name": "Innovo iP 900AP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-03-09",
      "completion_date": "2022-07-07",
      "has_results": true,
      "last_update_posted_date": "2023-11-29",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05784103"
    },
    {
      "nct_id": "NCT06678178",
      "title": "Climate Impact Label Design and Fast-Food Meal Selection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Selection"
      ],
      "interventions": [
        {
          "name": "Control (QR) Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning High Climate Impact Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traffic Light Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Climate Grade Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Numeric Carbon Footprint Labels",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6622,
      "start_date": "2024-12-02",
      "completion_date": "2024-12-06",
      "has_results": true,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06678178"
    },
    {
      "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": "2026-09-08",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03694626"
    },
    {
      "nct_id": "NCT00269633",
      "title": "Research Study of Treatment for Winter Depression With Different Colors of Light",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Seasonal Affective Disorder"
      ],
      "interventions": [
        {
          "name": "Blue Light Box 467 nm",
          "type": "DEVICE"
        },
        {
          "name": "Red Light Box 657 nm",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2006-11",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2016-03-28",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00269633"
    },
    {
      "nct_id": "NCT04418505",
      "title": "Vielight RX Plus for the Treatment of COVID-19 Respiratory Symptoms",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Vielight RX Plus",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vielight Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 295,
      "start_date": "2020-09-02",
      "completion_date": "2021-09-30",
      "has_results": false,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Port Orange, Florida",
      "locations": [
        {
          "city": "Port Orange",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04418505"
    },
    {
      "nct_id": "NCT03805737",
      "title": "Indoor Daylight Photo Dynamic Therapy for Actinic Keratosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Amulez and sunlight",
          "type": "OTHER"
        },
        {
          "name": "Amulez and red light treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dartmouth-Hitchcock 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": 43,
      "start_date": "2019-11-01",
      "completion_date": "2021-10-06",
      "has_results": false,
      "last_update_posted_date": "2022-01-20",
      "last_synced_at": "2026-10-18T15:51:48.302Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03805737"
    }
  ]
}