{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=7",
    "query": {
      "intervention": "PDT",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 269,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T08:55:49.565Z",
  "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": "NCT03727061",
      "title": "Porfimer Sodium Interstitial Photodynamic Therapy With or Without Standard of Care Chemotherapy in Treating Patients With Locally Advanced or Recurrent Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Head and Neck Carcinoma",
        "Locally Advanced Head and Neck Carcinoma"
      ],
      "interventions": [
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Porfimer Sodium",
          "type": "DRUG"
        },
        {
          "name": "Interstitial Illumination Photodynamic Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality of Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "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": 5,
      "start_date": "2019-07-10",
      "completion_date": "2024-10-22",
      "has_results": true,
      "last_update_posted_date": "2025-03-11",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03727061"
    },
    {
      "nct_id": "NCT00706433",
      "title": "Light Dose Ranging Study of Photodynamic Therapy (PDT) With Levulan + Blue Light Versus Vehicle + Blue Light in Severe Facial Acne",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "aminolevulinic acid HCL (ALA)",
          "type": "DRUG"
        },
        {
          "name": "Vehicle (VEH)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "DUSA Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 266,
      "start_date": "2007-03",
      "completion_date": "2008-07",
      "has_results": true,
      "last_update_posted_date": "2011-10-24",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 14,
      "location_summary": "Hot Springs, Arkansas • San Diego, California • Denver, Colorado + 11 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Snellville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00706433"
    },
    {
      "nct_id": "NCT05919238",
      "title": "Padeliporfin VTP Treatment for Unresectable Pancreatic Adenocarcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Locally Advanced Unresectable Pancreatic Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Padeliporfin Vascular Targeted Photodynamic (VTP) therapy",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Impact Biotech Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2024-05-15",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Irvine, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05919238"
    },
    {
      "nct_id": "NCT00077012",
      "title": "Dose Escalation Study With QLT0074 for Benign Prostatic Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Benign Prostatic Hyperplasia"
      ],
      "interventions": [
        {
          "name": "QLT0074",
          "type": "DRUG"
        },
        {
          "name": "Photodynamic therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "QLT Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": null,
      "start_date": "2003-03",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2012-05-23",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 5,
      "location_summary": "San Francisco, California • Washington D.C., District of Columbia • New Port Richey, Florida + 2 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "New Port Richey",
          "state": "Florida"
        },
        {
          "city": "Myrtle Beach",
          "state": "South Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00077012"
    },
    {
      "nct_id": "NCT03022903",
      "title": "Blue Light Photodynamic Therapy Treatment for Distal and Lateral Subungual Toenail Onychomycosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Toenail Onychomycosis",
        "Distal and Lateral Subungual Toenail Onychomycosis"
      ],
      "interventions": [
        {
          "name": "Aminolevulinic Acid (ALA)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "19 Years to 70 Years · Female only"
      },
      "enrollment_count": 2,
      "start_date": "2015-09",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03022903"
    },
    {
      "nct_id": "NCT05838625",
      "title": "Study of Two Digital Therapeutics for the Treatment of Experiential Negative Symptoms of Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "CT-155",
          "type": "DEVICE"
        },
        {
          "name": "Digital Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Click Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 464,
      "start_date": "2023-03-31",
      "completion_date": "2025-07-23",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 54,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Anaheim, California + 50 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Culver City",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05838625"
    },
    {
      "nct_id": "NCT02457026",
      "title": "Adjunctive Photodynamic Therapy + Aflibercept vs. Afilbercept Alone for PDA in NV AMD",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neovascular Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Aflibercept",
          "type": "DRUG"
        },
        {
          "name": "Triamcinolone Acetonide",
          "type": "DRUG"
        },
        {
          "name": "Verteporfin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-01",
      "completion_date": "2018-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-26",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02457026"
    },
    {
      "nct_id": "NCT01228409",
      "title": "Low-Dose (17.5 mg/Day) Acitretin: Comparable Efficacy Without the Side Effects?",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Acitretin 17.5 mg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Frankel, Amylynne, M.D.",
      "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": 20,
      "start_date": "2010-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-06-22",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01228409"
    },
    {
      "nct_id": "NCT01238042",
      "title": "Study To Determine The Maximum Range of Light Doses At Two HPPH Doses With Acceptable Normal Tissue Toxicity For PDT Treatment Of High Grade Dysplasia,CIS or Early Adenocarcinoma In Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Barrett's Esophagus",
        "CIS",
        "HGD"
      ],
      "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": "2003-03",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01238042"
    },
    {
      "nct_id": "NCT07241585",
      "title": "Vitamin D Effects on Immune Microenvironment of Nonmelanoma Skin Cancer After Photodynamic Therapy (PDT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nonmelanoma Skin Cancer",
        "Basal Cell Carcinoma",
        "Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Vitamin D (VitD)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Photodynamic therapy (PDT)",
          "type": "OTHER"
        },
        {
          "name": "Mohs surgery or electrodessication & curettage (ED&C) (standard of care)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "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": 54,
      "start_date": "2026-02-25",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-19T08:55:49.565Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07241585"
    }
  ]
}