{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photodynamic+Therapy+%28PDT%29&page=4",
    "query": {
      "intervention": "Photodynamic Therapy (PDT)",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "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=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Photodynamic+Therapy+%28PDT%29&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T00:13:27.844Z",
  "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": "NCT00134667",
      "title": "Macugen (Pegaptanib Sodium) Alone, Versus Macugen in Combination With PDT (Photodynamic Therapy) With Visudyne (Verteporfin) in Patients With Age-Related Macular Degeneration (AMD)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Age-Related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Photodynamic Therapy (PDT) with Visudyne (verteporfin)",
          "type": "DRUG"
        },
        {
          "name": "Macugen (pegaptanib sodium)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eyetech Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2005-03",
      "completion_date": "2008-10",
      "has_results": false,
      "last_update_posted_date": "2007-01-15",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00134667"
    },
    {
      "nct_id": "NCT05736406",
      "title": "A Dose-escalation Clinical Study of Intraoperative Photodynamic Therapy of Glioblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Primary Glioblastoma"
      ],
      "interventions": [
        {
          "name": "5-ALA HCl intraoperative Photodynamic Therapy (PDT) at 200 J/cm^2",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "5-ALA HCl intraoperative Photodynamic Therapy (PDT) at 400 J/cm^2",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Hemerion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 12,
      "start_date": "2024-02-20",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05736406"
    },
    {
      "nct_id": "NCT02639117",
      "title": "Photodynamic Therapy and Vismodegib for Multiple Basal Cell Carcinomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Basal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Vismodegib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2015-11-30",
      "completion_date": "2017-11-18",
      "has_results": false,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02639117"
    },
    {
      "nct_id": "NCT02075671",
      "title": "Photodynamic Therapy for Papulopustular Rosacea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rosacea",
        "Papulopustular Rosacea"
      ],
      "interventions": [
        {
          "name": "Aminolevulinic acid topical solution 20%",
          "type": "DRUG"
        },
        {
          "name": "Blu-U Light Therapy",
          "type": "DEVICE"
        },
        {
          "name": "Placebo vehicle only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 30,
      "start_date": "2014-04-24",
      "completion_date": "2019-08-15",
      "has_results": true,
      "last_update_posted_date": "2022-12-29",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02075671"
    },
    {
      "nct_id": "NCT00558688",
      "title": "A Photodynamic Therapy for Treatment of Actinic Keratoses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Photodynamic therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "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": 20,
      "start_date": "2007-08",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2021-12-06",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00558688"
    },
    {
      "nct_id": "NCT01524146",
      "title": "Photodynamic Therapy (PDT) Cholangiocarcinoma Registry",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Unresectable Cholangiocarcinoma",
        "Biliary Obstruction",
        "Stent Obstruction",
        "Biliary Stricture"
      ],
      "interventions": [
        {
          "name": "Photodynamic Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2011-11",
      "completion_date": "2018-12-30",
      "has_results": false,
      "last_update_posted_date": "2017-02-20",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01524146"
    },
    {
      "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": "2026-10-10T00:13:27.844Z",
      "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": "NCT07144852",
      "title": "Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Upper Extremities",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Reformulated Levulan Kerastick containing aminolevulinic acid hydrochloride (ALA HCl), 20%",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "OTHER"
        },
        {
          "name": "Blue Light Photodynamic Therapy Illuminator device, BLU-U® model 4170E.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Sun Pharmaceutical Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 260,
      "start_date": "2025-11-29",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 20,
      "location_summary": "Phoenix, Arizona • Fremont, California • Castle Rock, Colorado + 17 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Castle Rock",
          "state": "Colorado"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "North Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07144852"
    },
    {
      "nct_id": "NCT00567671",
      "title": "Corneal Collagen Cross-Linking for the Treatment of Progressive Keratoconus and Corneal Ectasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Progressive Keratoconus",
        "Corneal Ectasia"
      ],
      "interventions": [
        {
          "name": "Corneal collagen",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham comparator",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2007-12",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2010-09-02",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00567671"
    },
    {
      "nct_id": "NCT05688904",
      "title": "The Effect of Topical Imipramine on Pain and Effectiveness of Topical Photodynamic Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Imipramine",
        "Photodynamic Therapy",
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Imipramine",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wright State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2023-01-19",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-10T00:13:27.844Z",
      "location_count": 1,
      "location_summary": "Fairborn, Ohio",
      "locations": [
        {
          "city": "Fairborn",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05688904"
    }
  ]
}