{
  "resourceType" : "SearchParameter",
  "id" : "EraDrugGroupSearchParameter",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: SearchParameter EraDrugGroupSearchParameter</b></p><a name=\"EraDrugGroupSearchParameter\"> </a><a name=\"hcEraDrugGroupSearchParameter\"> </a><h2>drugGroup</h2><p>Parameter <code>drugGroup</code>:<code>token</code></p><div><p>Search parameter for medication drug group value in ERA FHIR server</p>\n</div><table class=\"grid\"><tr><td>Resource</td><td><a href=\"http://hl7.org/fhir/R4/medicationknowledge.html\">MedicationKnowledge</a></td></tr><tr><td>Expression</td><td><code>MedicationKnowledge.medicineClassification.where(type.coding.where(system='https://eradocumentation.atostek.com/CodeSystem/drugFiMedicineClassificationType' and code='drugGroup').exists()).classification.coding</code></td></tr><tr><td>Multiples</td><td><ul><li>multipleAnd: The parameter may only appear once</li><li>multipleOr: The parameter may only have one value (no comma separators)</li></ul></td></tr></table></div>"
  },
  "url" : "https://eradocumentation.atostek.com/SearchParameter/classification-drugGroup",
  "version" : "1.0.0",
  "name" : "drugGroup",
  "derivedFrom" : "https://eradocumentation.atostek.com/StructureDefinition/extension/productAtc",
  "status" : "draft",
  "experimental" : true,
  "date" : "2026-10-28T11:52:12+00:00",
  "publisher" : "Atostek",
  "contact" : [{
    "name" : "Atostek",
    "telecom" : [{
      "system" : "url",
      "value" : "https://atostek.com/"
    }]
  }],
  "description" : "Search parameter for medication drug group value in ERA FHIR server",
  "code" : "drugGroup",
  "base" : ["MedicationKnowledge"],
  "type" : "token",
  "expression" : "MedicationKnowledge.medicineClassification.where(type.coding.where(system='https://eradocumentation.atostek.com/CodeSystem/drugFiMedicineClassificationType' and code='drugGroup').exists()).classification.coding",
  "multipleOr" : false,
  "multipleAnd" : false
}