{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photodynamic+Therapy+%28PDT%29&page=8",
    "query": {
      "intervention": "Photodynamic Therapy (PDT)",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 247,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photodynamic+Therapy+%28PDT%29&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photodynamic+Therapy+%28PDT%29&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T06:49:21.282Z",
  "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": "NCT04223570",
      "title": "Portable Measurement of Protoporphyrin IX in the Skin",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Photodynamic Therapy",
        "Protoporphyrin IX"
      ],
      "interventions": [
        {
          "name": "Portable Apple Smart Phone Protoporphyrin IX Spectrometer Camera",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 219,
      "start_date": "2022-12-01",
      "completion_date": "2025-05-20",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04223570"
    },
    {
      "nct_id": "NCT01415986",
      "title": "Interstitial Photodynamic Therapy (PDT) With Temoporfin for Advanced Head and Neck Cancers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Squamous Cell Carcinoma of the Head and Neck"
      ],
      "interventions": [
        {
          "name": "Temoporfin",
          "type": "DRUG"
        },
        {
          "name": "Medical diode laser emitting light at a wavelength of 652 nm. (Ceralas PDT 652, CeramOptec GmbH)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 1,
      "start_date": "2010-11",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2012-12-03",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01415986"
    },
    {
      "nct_id": "NCT01236443",
      "title": "Study of Photodynamic Therapy (PDT) Using HPPH in Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Barrett's Esophagus",
        "CIS",
        "High Grade Dysplasia"
      ],
      "interventions": [
        {
          "name": "HPPH",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2000-08",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2014-01-13",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01236443"
    },
    {
      "nct_id": "NCT05923060",
      "title": "Imaging Techniques to Monitor Photosensitizer and sO2 Levels During Photodynamic Therapy of Actinic Keratoses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Topical Aminolevulinate",
          "type": "DRUG"
        },
        {
          "name": "Photodynamic therapy (PDT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Red light illumination",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive 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": 14,
      "start_date": "2024-08-25",
      "completion_date": "2025-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05923060"
    },
    {
      "nct_id": "NCT03344861",
      "title": "Safety of PDT-Photofrin® Prior to Lung Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lung Cancer",
        "Lung Cancer Metastatic"
      ],
      "interventions": [
        {
          "name": "Porfimer Sodium",
          "type": "DRUG"
        },
        {
          "name": "Fiber optic",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Concordia Laboratories Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 10,
      "start_date": "2017-08-14",
      "completion_date": "2019-03-22",
      "has_results": true,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Denver, Colorado • Tampa, Florida + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Elk Grove Village",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03344861"
    },
    {
      "nct_id": "NCT04085367",
      "title": "Multicenter Study to Assess the Efficacy and Safety of Methyl Aminolevulinate Hydrochloride (MAL) 16.8% Cream (CD06809-41) Versus Vehicle Cream for Actinic Keratosis of the Face",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "MAL 16.8% cream",
          "type": "DRUG"
        },
        {
          "name": "MAL Vehicle Cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Galderma R&D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 557,
      "start_date": "2019-09-30",
      "completion_date": "2021-04-07",
      "has_results": true,
      "last_update_posted_date": "2022-04-01",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 59,
      "location_summary": "Tucson, Arizona • Fort Smith, Arkansas • Encinitas, California + 52 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04085367"
    },
    {
      "nct_id": "NCT06777511",
      "title": "Advancing Antimicrobial Photodynamic Therapy to Prevent Infection in Osseointegrated Prosthesis Patients",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amputation",
        "Osseointegration"
      ],
      "interventions": [
        {
          "name": "5-aminolevulinic acid (5-ALA)",
          "type": "DRUG"
        },
        {
          "name": "Photodynamic therapy (PDT)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "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": 10,
      "start_date": "2026-10",
      "completion_date": "2028-10",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06777511"
    },
    {
      "nct_id": "NCT00426998",
      "title": "Combination Bevacizumab and Verteporfin (Two Different Sequences of Treatment)in Neovascular AMD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Choroidal Neovascularization",
        "Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Verteporfin",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Retinal Consultants Medical Group",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2006-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-01-26",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00426998"
    },
    {
      "nct_id": "NCT00242580",
      "title": "A Safety and Efficacy Study Comparing the Combination Treatments of Verteporfin Therapy Plus One of Two Different Doses of Intravitreal Triamcinolone Acetonide and the Verteporfin Therapy Plus Intravitreal Pegaptanib",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Macular Degeneration",
        "Choroidal Neovascularization"
      ],
      "interventions": [
        {
          "name": "Verteporfin photodynamic therapy",
          "type": "DRUG"
        },
        {
          "name": "Pegaptanib",
          "type": "DRUG"
        },
        {
          "name": "Triamcinolone acetonide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2005-09",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2016-03-31",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00242580"
    },
    {
      "nct_id": "NCT00747903",
      "title": "Photodynamic Therapy Using Aminolevulinic Acid in Treating Patients With Skin Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-melanomatous Skin Cancer"
      ],
      "interventions": [
        {
          "name": "aminolevulinic acid hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Laser and Skin Surgery Center of New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2008-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-01-10",
      "last_synced_at": "2026-10-13T06:49:21.282Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00747903"
    }
  ]
}