{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=2",
    "query": {
      "intervention": "PDT",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T12:53:27.126Z",
  "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": "NCT01140178",
      "title": "A Trial of Photodynamic Therapy With HPPH for Treatment of Dysplasia, Carcinoma in Situ and T1 Carcinoma of the Oral Cavity and/or Oropharynx",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dysplasia",
        "Carcinoma of the Oral Cavity",
        "Carcinoma of the Oropharynx"
      ],
      "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": 29,
      "start_date": "2010-06-08",
      "completion_date": "2018-10-01",
      "has_results": false,
      "last_update_posted_date": "2018-10-16",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01140178"
    },
    {
      "nct_id": "NCT00102115",
      "title": "Study of Talaporfin Sodium Photodynamic Therapy to Treat Advanced Age Related Macular Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Macular Degeneration",
        "Choroidal Neovascularization"
      ],
      "interventions": [
        {
          "name": "Talaporfin Sodium (LS11) Photodynamic Therapy (PDT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Light Sciences LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2004-12",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2010-03-12",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00102115"
    },
    {
      "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": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00567671"
    },
    {
      "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": "2026-09-03T12:53:27.126Z",
      "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": "NCT00524485",
      "title": "Photodynamic Therapy Using Topical Aminolevulinic Acid in Treating Patients With Actinic Keratosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Precancerous/Nonmalignant Condition"
      ],
      "interventions": [
        {
          "name": "aminolevulinic acid",
          "type": "DRUG"
        },
        {
          "name": "laser therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 12,
      "start_date": "2005-05",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00524485"
    },
    {
      "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": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01238042"
    },
    {
      "nct_id": "NCT03564054",
      "title": "Trial of Photodynamic Therapy Versus Argon Plasma Coagulation for Lung Cancer With Endobronchial Obstruction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Photodynamic Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Argon Plasma Coagulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 3,
      "start_date": "2018-10-11",
      "completion_date": "2019-09-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-18",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03564054"
    },
    {
      "nct_id": "NCT05486312",
      "title": "7-week Study With CT-155 in People With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "CT-155 smartphone app",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Click Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 72,
      "start_date": "2022-07-05",
      "completion_date": "2022-12-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 10,
      "location_summary": "Culver City, California • Garden Grove, California • La Habra, California + 7 more",
      "locations": [
        {
          "city": "Culver City",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "La Habra",
          "state": "California"
        },
        {
          "city": "San Bernardino",
          "state": "California"
        },
        {
          "city": "Santa Ana",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05486312"
    },
    {
      "nct_id": "NCT00814918",
      "title": "Topical 5-ALA-PDT With Blu-U Therapy Versus Topical 5-ALA With Pulse Dye Laser In Treating Recalcitrant Acne Vulgaris",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "5-ALA with Blu-U Light",
          "type": "DRUG"
        },
        {
          "name": "5-ALA with Candela V-beam Pulse Dye Laser",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 0,
      "start_date": "2009-02",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2014-12-04",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00814918"
    },
    {
      "nct_id": "NCT00423189",
      "title": "Lucentis Utilizing Visudyne (LUV Trial) Combination Therapy in the Treatment of Age-Related Macular Degeneration",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Age-Related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Ranibizumab (Lucentis)",
          "type": "DRUG"
        },
        {
          "name": "0.5mg ranibizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David M. Brown, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2007-01",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2016-03-04",
      "last_synced_at": "2026-09-03T12:53:27.126Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423189"
    }
  ]
}