{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=9",
    "query": {
      "intervention": "PDT",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 269,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T10:18:14.689Z",
  "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": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00134667"
    },
    {
      "nct_id": "NCT01812837",
      "title": "The Use of Microneedles in Photodynamic Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Microneedle",
          "type": "DEVICE"
        },
        {
          "name": "Aminolevulinic Acid",
          "type": "DRUG"
        },
        {
          "name": "Blue light",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2012-07",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2017-06-15",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01812837"
    },
    {
      "nct_id": "NCT00030589",
      "title": "Chemotherapy and Photodynamic Therapy in Treating Patients With Cutaneous T-Cell Lymphoma",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "bexarotene",
          "type": "DRUG"
        },
        {
          "name": "methoxsalen",
          "type": "DRUG"
        },
        {
          "name": "UV light therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Millennix",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-12-18",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Stanford, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00030589"
    },
    {
      "nct_id": "NCT00253617",
      "title": "Stent Placement With or Without Photodynamic Therapy Using Porfimer Sodium as Palliative Treatment in Treating Patients With Stage III or Stage IV Cholangiocarcinoma That Cannot Be Removed By Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cholangiocarcinoma of the Extrahepatic Bile Duct",
        "Cholangiocarcinoma of the Gallbladder",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer",
        "Recurrent Extrahepatic Bile Duct Cancer",
        "Recurrent Gallbladder Cancer"
      ],
      "interventions": [
        {
          "name": "porfimer sodium",
          "type": "DRUG"
        },
        {
          "name": "adjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "laser therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "photodynamic therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "phototherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Jonsson 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": 0,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-04-04",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00253617"
    },
    {
      "nct_id": "NCT00492284",
      "title": "Reduced Fluence Visudyne-Anti-VEGF-Dexamethasone In Combination for AMD Lesions (RADICAL)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Choroidal Neovascularization",
        "Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "verteporfin",
          "type": "DRUG"
        },
        {
          "name": "ranibizumab",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "QLT Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 162,
      "start_date": "2007-07",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2011-06-02",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 21,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 18 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Campbell",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00492284"
    },
    {
      "nct_id": "NCT02751151",
      "title": "Photodynamic Therapy for Prevention of Nonmelanoma Skin Cancer in Organ Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nonmelanoma Skin Cancers"
      ],
      "interventions": [
        {
          "name": "have Levulan Kerastick (aminolevulinic acid) solution",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Inova Health Care Services",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-02",
      "completion_date": "2021-05",
      "has_results": false,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Fairfax, Virginia",
      "locations": [
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02751151"
    },
    {
      "nct_id": "NCT00083785",
      "title": "Study of the Litx™ System Combined With Chemotherapy in Patients With Colorectal Liver Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Liver Metastasis",
        "Colorectal Neoplasms",
        "Liver Neoplasms",
        "Neoplasm Metastasis"
      ],
      "interventions": [
        {
          "name": "Talaporfin sodium (LS11)",
          "type": "DRUG"
        },
        {
          "name": "LED-based light infusion device",
          "type": "DEVICE"
        },
        {
          "name": "Light emitting diodes (LED)",
          "type": "DEVICE"
        },
        {
          "name": "Photodynamic therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Phototherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Chemotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Light Sciences LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2004-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-04-11",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00083785"
    },
    {
      "nct_id": "NCT03080077",
      "title": "Safety and Effectiveness of Corneal Crosslinking (CXL): Keratoconus and Post-Refractive Ectasia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus",
        "Ectasia"
      ],
      "interventions": [
        {
          "name": "Ricrolin+",
          "type": "DRUG"
        },
        {
          "name": "Epi-Off",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2016-06",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2018-06-07",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03080077"
    },
    {
      "nct_id": "NCT02451579",
      "title": "A Clinical Trial Evaluating the Role of Systemic Antihistamine Therapy in the Reduction of Adverse Effects Associated With Topical 5-aminolevulinic Acid Photodynamic Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Antihistamine Cetirizine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Goldman, Butterwick, Fitzpatrick and Groff",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2015-02",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-03-01",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02451579"
    },
    {
      "nct_id": "NCT01253759",
      "title": "Long Term Results of Combined Transpupillary Thermotherapy (TTT) Indocyanine Green (ICG) Based Photodynamic Therapy (PDT) in Choroidal Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Choroidal Melanoma"
      ],
      "interventions": [
        {
          "name": "TTT + ICG-based PDT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "New England Retina Associates",
      "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": 46,
      "start_date": "2009-01",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2013-05-03",
      "last_synced_at": "2026-10-19T10:18:14.689Z",
      "location_count": 1,
      "location_summary": "Hamden, Connecticut",
      "locations": [
        {
          "city": "Hamden",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01253759"
    }
  ]
}