http://hl7.org/fhir/StructureDefinition/medicationdispense-refillsRemaining|5.2.0

The number of refills allowed or remaining after a dispensing event. Does not include the current dispense.
typedestination
baseDefinitionhttp://hl7.org/fhir/StructureDefinition/Extension
typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/integer