{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Allergen+Patch",
    "query": {
      "intervention": "Allergen Patch"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Allergen+Patch&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T12:21:51.169Z",
  "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": "NCT00640250",
      "title": "Clinical Evaluation of T.R.U.E. TEST® Panel 3.2 Allergens: Dose Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "T.R.U.E. TEST® Skin Patch Test: Dose Response Allergens",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2008-04",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2018-04-09",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00640250"
    },
    {
      "nct_id": "NCT06288672",
      "title": "IBS Skin Patch Test Food Allergy Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "True avoidance diet",
          "type": "OTHER"
        },
        {
          "name": "Sham avoidance diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "IBS-80, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2023-08-15",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 2,
      "location_summary": "North Wales, Pennsylvania • Barboursville, West Virginia",
      "locations": [
        {
          "city": "North Wales",
          "state": "Pennsylvania"
        },
        {
          "city": "Barboursville",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06288672"
    },
    {
      "nct_id": "NCT00132600",
      "title": "Clinical Evaluation of Bacitracin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "bacitracin (allergen)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mekos Laboratories AS",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2005-04",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2005-10-19",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00132600"
    },
    {
      "nct_id": "NCT06191627",
      "title": "Patient Experience and Quality of Patch Testing on the Legs vs Back",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "Patch testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-03-27",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-08-30",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06191627"
    },
    {
      "nct_id": "NCT00612768",
      "title": "Clinical Evaluation of T.R.U.E. TEST® Fragrance Mix and Thimerosal Allergens:Bioequivalence of PVP Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dermatitis, Contact"
      ],
      "interventions": [
        {
          "name": "TRUE Test allergens Fragrance Mix and Thimerosol",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2008-01",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2018-04-09",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 4,
      "location_summary": "Little Rock, Arkansas • Shawnee Mission, Kansas • Louisville, Kentucky + 1 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Shawnee Mission",
          "state": "Kansas"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00612768"
    },
    {
      "nct_id": "NCT01798589",
      "title": "Bioequivalence of Ethylenediamine Dihydrochloride Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "Ethylenediamine dihydrochloride allergen patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 16,
      "start_date": "2012-07",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01798589"
    },
    {
      "nct_id": "NCT02615249",
      "title": "Clinical Evaluation of Metal Panel Allergens: Dose Response Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dermatitis, Eczematous"
      ],
      "interventions": [
        {
          "name": "Metal Allergen Epicutaneous Patch",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2016-12-05",
      "completion_date": "2019-07-15",
      "has_results": true,
      "last_update_posted_date": "2020-08-25",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02615249"
    },
    {
      "nct_id": "NCT05535738",
      "title": "Using a Contact Dermatitis Model With Biologic Medications to Study Skin Inflammation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Skin Inflammation",
        "Allergic Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "Squaric Acid Dibutyl Ester",
          "type": "DRUG"
        },
        {
          "name": "Known patch test allergens",
          "type": "OTHER"
        },
        {
          "name": "Dupilumab",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab",
          "type": "DRUG"
        },
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Canakinumab",
          "type": "DRUG"
        },
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Triamcinolone Acetonide",
          "type": "DRUG"
        },
        {
          "name": "Betamethasone Valerate",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate",
          "type": "DRUG"
        },
        {
          "name": "Microneedle",
          "type": "DEVICE"
        },
        {
          "name": "Suction blistering",
          "type": "DEVICE"
        },
        {
          "name": "Skin punch biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Wei-Che Ko",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2022-11-15",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05535738"
    },
    {
      "nct_id": "NCT06387472",
      "title": "DermAI to Evaluate Human Factor of Testing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "AI algorithm to evaluate photographs of skin test patch regions",
          "type": "DEVICE"
        },
        {
          "name": "Allergen Patch",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 151,
      "start_date": "2024-05-08",
      "completion_date": "2024-12-13",
      "has_results": true,
      "last_update_posted_date": "2025-09-10",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06387472"
    },
    {
      "nct_id": "NCT00640614",
      "title": "Clinical Evaluation of T.R.U.E. TEST® : Safety and Efficacy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contact Dermatitis"
      ],
      "interventions": [
        {
          "name": "T.R.U.E. TEST® Skin Patch Test: Dose Response Allergens",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allerderm",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 235,
      "start_date": "2008-04",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2020-05-05",
      "last_synced_at": "2026-09-03T12:21:51.169Z",
      "location_count": 4,
      "location_summary": "Little Rock, Arkansas • Shawnee Mission, Kansas • Louisville, Kentucky + 1 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Shawnee Mission",
          "state": "Kansas"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00640614"
    }
  ]
}