{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vehicle+PDT&page=2",
    "query": {
      "intervention": "Vehicle 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=Vehicle+PDT&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T15:43:45.266Z",
  "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": "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": "2026-09-19T15:43:45.266Z",
      "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": "NCT00306800",
      "title": "Metvix PDT Versus Vehicle PDT With Aktilite CL128 Lamp in Patients With Actinic Keratosis on the Face and Scalp",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Photodynamic therapy with methyl aminolevulinate cream",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Galderma R&D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2007-09",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2021-02-18",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 7,
      "location_summary": "St. Petersburg, Florida • New York, New York • Rochester, New York + 4 more",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00306800"
    },
    {
      "nct_id": "NCT01475955",
      "title": "Short-incubation Levulan Photodynamic Therapy Versus Vehicle for Face/Scalp Actinic Keratosis (AK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Broad Area ALA 1-hour incubation",
          "type": "DRUG"
        },
        {
          "name": "Broad Area ALA 2 hour incubation",
          "type": "DRUG"
        },
        {
          "name": "broad area ALA 3-hour incubation",
          "type": "DRUG"
        },
        {
          "name": "Spot ALA 2 hour incubation",
          "type": "DRUG"
        },
        {
          "name": "Vehicle PDT",
          "type": "DRUG"
        },
        {
          "name": "Blue Light Treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "DUSA Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 235,
      "start_date": "2011-12",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2016-10-28",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 13,
      "location_summary": "La Jolla, California • Los Angeles, California • San Diego, California + 10 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Arlington Heights",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01475955"
    },
    {
      "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": "2026-09-19T15:43:45.266Z",
      "location_count": 1,
      "location_summary": "Fairborn, Ohio",
      "locations": [
        {
          "city": "Fairborn",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05688904"
    },
    {
      "nct_id": "NCT02632110",
      "title": "Microneedle Lesion Preparation Prior to Aminolevulinic Acid Photodynamic Therapy (ALA-PDT) for AK on Face",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "ALA",
          "type": "DRUG"
        },
        {
          "name": "Topical Solution Vehicle",
          "type": "DRUG"
        },
        {
          "name": "IBL 10 mW",
          "type": "DEVICE"
        },
        {
          "name": "Microneedle lesion preparation",
          "type": "PROCEDURE"
        },
        {
          "name": "IBL 20 mW",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "DUSA Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 137,
      "start_date": "2016-03",
      "completion_date": "2016-09-12",
      "has_results": true,
      "last_update_posted_date": "2018-01-18",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 8,
      "location_summary": "San Diego, California • Brandon, Florida • Arlington Heights, Illinois + 4 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Arlington Heights",
          "state": "Illinois"
        },
        {
          "city": "Carmel",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02632110"
    },
    {
      "nct_id": "NCT01458587",
      "title": "Levulan PDT Versus Vehicle for Extremity Actinic Keratoses (AK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Keratosis, Actinic"
      ],
      "interventions": [
        {
          "name": "Aminolevulinic Acid PDT (ALA)",
          "type": "DRUG"
        },
        {
          "name": "Vehicle PDT (VEH)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "DUSA Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2011-11",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2013-03-14",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 3,
      "location_summary": "San Diego, California • Orange Park, Florida • Austin, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Orange Park",
          "state": "Florida"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01458587"
    },
    {
      "nct_id": "NCT05080764",
      "title": "Study to Evaluate the Safety and Efficacy of BF-200 ALA (Ameluz®) and BF-RhodoLED® in the Treatment of Moderate to Severe Acne Vulgaris With Photodynamic Therapy in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "1h Incubation Photodynamic therapy (PDT) (ALA-PDT, Ameluz®-PDT)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "1h Incubation Photodynamic therapy (PDT) (vehicle to BF-200 ALA containing no active ingredient)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "3h Incubation Photodynamic therapy (PDT) (ALA-PDT, Ameluz®-PDT)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "3h Incubation Photodynamic therapy (PDT) (vehicle to BF-200 ALA containing no active ingredient)",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biofrontera Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2021-12-10",
      "completion_date": "2026-01-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 9,
      "location_summary": "Fountain Valley, California • San Diego, California • Delray Beach, Florida + 6 more",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05080764"
    },
    {
      "nct_id": "NCT01682811",
      "title": "Phase I Photodynamic Therapy (PDT) for Benign Dermal Neurofibromas (NF1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neurofibromatoses"
      ],
      "interventions": [
        {
          "name": "Part 1 Levulan injection",
          "type": "DRUG"
        },
        {
          "name": "Part 1 Levulan surface application",
          "type": "DRUG"
        },
        {
          "name": "Part 1 Levulan surface application twice",
          "type": "DRUG"
        },
        {
          "name": "Part 1 Levulan surface application twice with microneedling",
          "type": "DRUG"
        },
        {
          "name": "Levulan (5-aminolevulinic acid) photodynamic therapy - Dose level 1",
          "type": "DRUG"
        },
        {
          "name": "Levulan (5-aminolevulinic acid) photodynamic therapy - Dose level 2",
          "type": "DRUG"
        },
        {
          "name": "Levulan (5-aminolevulinic acid) photodynamic therapy - Dose level 3",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Harry T Whelan, MD",
      "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": "2012-03-12",
      "completion_date": "2016-07-07",
      "has_results": true,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01682811"
    },
    {
      "nct_id": "NCT04097730",
      "title": "Steroids and Cross-linking for Ulcer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratitis Bacterial"
      ],
      "interventions": [
        {
          "name": "Moxifloxacin Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Difluprednate Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Riboflavin Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Topical Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Thomas M. Lietman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 280,
      "start_date": "2020-09-24",
      "completion_date": "2024-09-18",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Miami, Florida",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04097730"
    },
    {
      "nct_id": "NCT05662202",
      "title": "Study to Evaluate the Safety, Tolerability and Efficacy of BF-200 ALA (Ameluz®) in the Field-directed Treatment of Actinic Keratosis (AK) on the Extremities and Neck/Trunk With Photodynamic Therapy (PDT) Using a RhodoLED Lamp",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "BF-200 ALA and red light LED lamp",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Vehicle and red light LED lamp",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biofrontera Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2022-12-12",
      "completion_date": "2026-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-19T15:43:45.266Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Greenwood Village, Colorado • Delray Beach, Florida + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Snellville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05662202"
    }
  ]
}