<status value="draft" /> <publisher value="Orion Health" /> <description value="Indicates that this medication is classified as a controlled drug" /> <purpose value="This extension allows a medication to be classified as a controlled drug which may trigger additional prescribing rules" /> <fhirVersion value="4.0" /> <kind value="complex-type" /> <abstract value="false" /> <type value="Extension" /> <differential> <element id="Extension"> <path value="Extension" /> <max value="1" /> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="http://hl7.org/fhir/StructureDefinition/medication-isControlledDrug" /> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]" /> <short value="Indicates that this medication is classified as a controlled drug" /> <definition value="Set to true if the medication is a controlled drug" /> <min value="1" /> <max value="1" /> <type> <code value="boolean" /> </type> </element> </differential> </StructureDefinition>