{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PDT+Laser&page=2",
    "query": {
      "intervention": "PDT Laser",
      "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+Laser&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T20:59:52.702Z",
  "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": "NCT03133650",
      "title": "A Trial of a New Type of Photodynamic Therapy (VTP) in the Treatment of Patients With Cancer of the Esophagus Who Have Trouble Swallowing",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Esophagogastric Cancer",
        "Moderate to Severe Dysphagia"
      ],
      "interventions": [
        {
          "name": "WST 11-mediated VTP therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 12,
      "start_date": "2017-04-26",
      "completion_date": "2027-02-23",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "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/NCT03133650"
    },
    {
      "nct_id": "NCT00526461",
      "title": "Photodynamic Therapy Using HPPH in Treating Patients With Stage 0 Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "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": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 17,
      "start_date": "2004-02",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2023-08-04",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00526461"
    },
    {
      "nct_id": "NCT00211419",
      "title": "Study of the Combination of Anecortave Acetate and Triamcinolone Acetonide for the Treatment of Exudative Age-Related Macular Degeneration (AMD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Maculopathy, Age-Related"
      ],
      "interventions": [
        {
          "name": "Anecortave Acetate 15 mg",
          "type": "DRUG"
        },
        {
          "name": "Triamcinolone Acetate 4 mg",
          "type": "DRUG"
        },
        {
          "name": "Photodynamic Therapy with Verteporfin",
          "type": "PROCEDURE"
        },
        {
          "name": "Thermal Laser",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Manhattan Eye, Ear & Throat Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-10-24",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00211419"
    },
    {
      "nct_id": "NCT00470496",
      "title": "Photodynamic Therapy Using HPPH in Treating Patients Undergoing Surgery for Primary or Recurrent Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Adenoid Cystic Carcinoma of the Oral Cavity",
        "Recurrent Basal Cell Carcinoma of the Lip",
        "Recurrent Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Lymphoepithelioma of the Nasopharynx",
        "Recurrent Lymphoepithelioma of the Oropharynx",
        "Recurrent Metastatic Squamous Neck Cancer With Occult Primary",
        "Recurrent Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Mucoepidermoid Carcinoma of the Oral Cavity",
        "Recurrent Salivary Gland Cancer",
        "Recurrent Squamous Cell Carcinoma of the Hypopharynx",
        "Recurrent Squamous Cell Carcinoma of the Larynx",
        "Recurrent Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Nasopharynx",
        "Recurrent Squamous Cell Carcinoma of the Oropharynx",
        "Recurrent Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Thyroid Cancer",
        "Recurrent Verrucous Carcinoma of the Larynx",
        "Recurrent Verrucous Carcinoma of the Oral Cavity",
        "Stage I Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage I Basal Cell Carcinoma of the Lip",
        "Stage I Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Stage I Follicular Thyroid Cancer",
        "Stage I Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Stage I Lymphoepithelioma of the Nasopharynx",
        "Stage I Lymphoepithelioma of the Oropharynx",
        "Stage I Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Stage I Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage I Papillary Thyroid Cancer",
        "Stage I Salivary Gland Cancer",
        "Stage I Squamous Cell Carcinoma of the Hypopharynx",
        "Stage I Squamous Cell Carcinoma of the Larynx",
        "Stage I Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage I Squamous Cell Carcinoma of the Oropharynx",
        "Stage I Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Stage I Verrucous Carcinoma of the Larynx",
        "Stage I Verrucous Carcinoma of the Oral Cavity",
        "Stage II Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage II Basal Cell Carcinoma of the Lip",
        "Stage II Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Stage II Follicular Thyroid Cancer",
        "Stage II Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Stage II Lymphoepithelioma of the Nasopharynx",
        "Stage II Lymphoepithelioma of the Oropharynx",
        "Stage II Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Stage II Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage II Papillary Thyroid Cancer",
        "Stage II Salivary Gland Cancer",
        "Stage II Squamous Cell Carcinoma of the Hypopharynx",
        "Stage II Squamous Cell Carcinoma of the Larynx",
        "Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage II Squamous Cell Carcinoma of the Oropharynx",
        "Stage II Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Stage II Verrucous Carcinoma of the Larynx",
        "Stage II Verrucous Carcinoma of the Oral Cavity"
      ],
      "interventions": [
        {
          "name": "HPPH",
          "type": "DRUG"
        },
        {
          "name": "photodynamic therapy",
          "type": "DRUG"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "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": 15,
      "start_date": "2006-10-19",
      "completion_date": "2018-08-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-25",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00470496"
    },
    {
      "nct_id": "NCT01292668",
      "title": "Photodynamic Therapy Using Methyl-5-Aminolevulinate Hydrochloride Cream in Determining Pain Threshold in Patients With Skin Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Basal Cell Carcinoma of the Skin",
        "Pain",
        "Recurrent Skin Cancer"
      ],
      "interventions": [
        {
          "name": "methyl-5-aminolevulinate hydrochloride cream",
          "type": "DRUG"
        },
        {
          "name": "photodynamic therapy",
          "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2011-03",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-09-29",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01292668"
    },
    {
      "nct_id": "NCT05252000",
      "title": "Clinical and Microbiologic Outcomes of Adjunctive Antimicrobial Photodynamic Therapy in the Non-surgical and Surgical Treatment of Teeth With Periodontal Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Periodontal Diseases"
      ],
      "interventions": [
        {
          "name": "mechanical debridement",
          "type": "DEVICE"
        },
        {
          "name": "adjunctive aPDT",
          "type": "DEVICE"
        },
        {
          "name": "sham aPDT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-04-26",
      "completion_date": "2023-10-10",
      "has_results": true,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05252000"
    },
    {
      "nct_id": "NCT01755013",
      "title": "Photodynamic Therapy (PDT) for Palliation of Cholangiocarcinoma",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Cholangiocarcinoma",
        "Biliary Stricture",
        "Biliary Obstruction",
        "Bile Duct Cancer"
      ],
      "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": 55,
      "start_date": "2012-02",
      "completion_date": "2018-03-22",
      "has_results": false,
      "last_update_posted_date": "2017-02-20",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01755013"
    },
    {
      "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": "2026-09-17T20:59:52.702Z",
      "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": "NCT00005808",
      "title": "Photodynamic Therapy Using Lutetium Texaphyrin in Treating Patients With Cervical Intraepithelial Neoplasia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cervical Cancer",
        "Cervical Intraepithelial Neoplasia Grade 2",
        "Cervical Intraepithelial Neoplasia Grade 3"
      ],
      "interventions": [
        {
          "name": "motexafin lutetium",
          "type": "DRUG"
        },
        {
          "name": "photodynamic therapy",
          "type": "DRUG"
        },
        {
          "name": "loop electrosurgical excision procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2000-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-07",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005808"
    },
    {
      "nct_id": "NCT03492424",
      "title": "Ablative Therapy in the Management of Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "cryotherapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 200,
      "start_date": "2018-01-02",
      "completion_date": "2039-09-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-09-17T20:59:52.702Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03492424"
    }
  ]
}