Union of http://hl7.org/fhir/ValueSet/route-codes and https://healthterminologies.gov.au/fhir/ValueSet/route-of-administration-1

This is the ValueSet that contains all the codes in SNOMED CT Route Codes (http://hl7.org/fhir/ValueSet/route-codes) and Route of Administration (https://healthterminologies.gov.au/fhir/ValueSet/route-of-administration-1). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: ValueSet 57ef7951-16b2-4ac0-a1b7-edfad86b6fed-29