<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="extension-Dosage.asNeededFor" />
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir" />
  </extension>
  <url value="http://hl7.org/fhir/5.0/StructureDefinition/extension-Dosage.asNeededFor" />
  <version value="5.1.2" />
  <name value="DosageAsNeededFor" />
  <title value="Dosage AsNeededFor" />
  <status value="active" />
  <experimental value="false" />
  <date value="2026-04-30" />
  <publisher value="gematik GmbH" />
  <description value="R5 Backport-Extension zur Angabe einer oder mehrerer Bedingungen, unter denen eine Bedarfsmedikation angewendet werden soll." />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Dosage" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://hl7.org/fhir/5.0/StructureDefinition/extension-Dosage.asNeededFor" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="example" />
        <valueSet value="http://hl7.org/fhir/ValueSet/medication-as-needed-reason" />
      </binding>
    </element>
  </differential>
</StructureDefinition>