{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-11-02",
    "results": {
      "skip": 0,
      "limit": 1,
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  "results": [
    {
      "third_party_flag": "N",
      "life_sustain_support_flag": "N",
      "gmp_exempt_flag": "N",
      "summary_malfunction_reporting": "Ineligible",
      "product_code": "QZJ",
      "openfda": {
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        "registration_number": [
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      "review_panel": "PA",
      "medical_specialty": "HE",
      "device_name": "Immunohistochemistry Assay, Antibody, Claudin 18",
      "review_code": "",
      "unclassified_reason": "",
      "medical_specialty_description": "Hematology",
      "device_class": "3",
      "definition": "The Claudin 18 antibody is a qualitative immunohistochemical antibody intended to identify CLDN18 protein expression in human clinical tissue specimens. The CLDN18 antibody is indicated as an aid in identifying patients eligible for treatment with specific FDA approved therapeutic drugs.",
      "regulation_number": "864.1860",
      "implant_flag": "N",
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}