<status value="draft" /> <date value="2015-02-17" /> <publisher value="Health Level Seven, Inc. - FHIR WG" /> <contact> <telecom> <system value="url" /> <value value="HL7" /> </telecom> </contact> <description value="The time interval when the medication must be administered. The start and end times must be expressed as dateTimes, not times relative to the dispensing time (e.g. use within 24 hours)." /> <fhirVersion value="3.0.1" /> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <kind value="complex-type" /> <abstract value="false" /> <contextType value="resource" /> <context value="MedicationDispense" /> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension"> <path value="Extension" /> <short value="Time interval for medication administration" /> <definition value="The time interval when the medication must be administered. The start and end times must be expressed as dateTimes, not times relative to the dispensing time (e.g. use within 24 hours)." /> <min value="0" /> <max value="1" /> </element> <element id="Extension.extension"> <path value="Extension.extension" /> <max value="0" /> </element> <element id="Extension.url"> <path value="Extension.url" /> <type> <code value="uri" /> </type> <fixedUri value="http://hl7.org/fhir/StructureDefinition/medicationdispense-validityPeriod" /> </element> <element id="Extension.valuePeriod"> <path value="Extension.valuePeriod" /> <type> <code value="Period" /> </type> </element> </differential> </StructureDefinition>