{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Topical+Patch",
    "query": {
      "intervention": "Placebo Topical Patch"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 101,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Topical+Patch&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T00:11:48.620Z",
  "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": "NCT00604890",
      "title": "Dose-Ranging Clinical Trial of Topical Creams Containing API 31510 for the Treatment of Superficial Basal Cell Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Superficial Basal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "API 31510 3% Topical Cream",
          "type": "DRUG"
        },
        {
          "name": "API 31510 1.5% Topical Cream",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "BPGbio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 186,
      "start_date": "2008-03",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 11,
      "location_summary": "Hot Springs, Arkansas • San Diego, California • Denver, Colorado + 8 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Snellville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00604890"
    },
    {
      "nct_id": "NCT04992546",
      "title": "Phase 2a Study of the Safety, Tolerability, and Pharmacokinetics of Topically Administered PRN473 (SAR444727) in Patients With Mild to Moderate Atopic Dermatitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "PRN473 (SAR444727)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Principia Biopharma, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 39,
      "start_date": "2021-08-13",
      "completion_date": "2022-12-28",
      "has_results": true,
      "last_update_posted_date": "2025-09-10",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 9,
      "location_summary": "Long Beach, California • Los Angeles, California • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Sweetwater",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04992546"
    },
    {
      "nct_id": "NCT04882631",
      "title": "A Study to Evaluate the Skin Irritation Potential of PBI-100 Topical Cream in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "PBI-100 Topical Cream",
          "type": "DRUG"
        },
        {
          "name": "Positive Control - Sodium laurel sulfate (SLS)",
          "type": "DRUG"
        },
        {
          "name": "PBI-100 Topical Cream, Vehicle",
          "type": "OTHER"
        },
        {
          "name": "Negative Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pyramid Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2021-04-12",
      "completion_date": "2021-05-03",
      "has_results": false,
      "last_update_posted_date": "2022-01-27",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 1,
      "location_summary": "Newtown Square, Pennsylvania",
      "locations": [
        {
          "city": "Newtown Square",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04882631"
    },
    {
      "nct_id": "NCT01654302",
      "title": "Efficacy and Safety of Synera in Osteoarthritis Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Synera",
          "type": "DRUG"
        },
        {
          "name": "Inactive patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Thomas J. Schnitzer",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2013-09",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2015-05-12",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01654302"
    },
    {
      "nct_id": "NCT02324270",
      "title": "Safety and Efficacy of Generic Diclofenac Epolamine Acute Pain Due to Minor Ankle Sprain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ankle Sprain"
      ],
      "interventions": [
        {
          "name": "Diclofenac epolamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Actavis Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 658,
      "start_date": "2014-05",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2020-06-24",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 31,
      "location_summary": "Birmingham, Alabama • Goodyear, Arizona • Carlsbad, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Carlsbad",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        },
        {
          "city": "Clinton",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02324270"
    },
    {
      "nct_id": "NCT03509675",
      "title": "Use of Topical NSAID to Reduce Pain in Oral Lichen Planus and Oral Lichenoid Lesions.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Oral Lichen Planus",
        "Oral Lichenoid Mucositis",
        "Oral Lichenoid Reaction"
      ],
      "interventions": [
        {
          "name": "Ibuprofen suspension 5mg/100ml",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2018-04-29",
      "completion_date": "2019-04-29",
      "has_results": true,
      "last_update_posted_date": "2020-05-08",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03509675"
    },
    {
      "nct_id": "NCT03120351",
      "title": "Lidocaine 5% Patch (Lidoderm) for the Prevention of Acute and Chest Pain Following Robotic Valve Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Perioperative Chest Pain"
      ],
      "interventions": [
        {
          "name": "Lidoderm 5 % Topical Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2009-09",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2020-04-17",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03120351"
    },
    {
      "nct_id": "NCT00351104",
      "title": "Efficacy and Safety of Ketoprofen Topical Patch 20% in the Treatment of Pain Associated With Ankle Sprain or Strain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sprain",
        "Strain"
      ],
      "interventions": [
        {
          "name": "Ketoprofen Topical Patch 20%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "APR Applied Pharma Research s.a.",
      "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": "2006-06",
      "completion_date": "2007-03",
      "has_results": false,
      "last_update_posted_date": "2020-02-19",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00351104"
    },
    {
      "nct_id": "NCT03573401",
      "title": "Study to Evaluate the Safety and Efficacy of BF-200 ALA (Ameluz®) and BF-RhodoLED® in the Treatment of Superficial Basal Cell Carcinoma (sBCC) With Photodynamic Therapy (PDT).",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Superficial Basal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Photodynamic therapy (PDT) (ALA-PDT, Ameluz®-PDT)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo 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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2018-09-25",
      "completion_date": "2029-02",
      "has_results": true,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Fountain Valley, California • San Diego, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03573401"
    },
    {
      "nct_id": "NCT03467789",
      "title": "Vitamin D as a Nutritional Neoadjuvant During Photodynamic Therapy of Basal Cell Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Basal Cell Carcinoma",
        "Basal Cell Nevus Syndrome"
      ],
      "interventions": [
        {
          "name": "Dietary Vitamin D3 pre-treatment",
          "type": "DRUG"
        },
        {
          "name": "Photodynamic therapy",
          "type": "RADIATION"
        },
        {
          "name": "Serum Maintenance Vitamin D3",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 37,
      "start_date": "2018-10-01",
      "completion_date": "2023-01-06",
      "has_results": false,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-09-09T00:11:48.620Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • Cleveland, Ohio",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03467789"
    }
  ]
}