This code system http://hl7.org/fhir/ex-pharmaservice defines the following codes:

CodeDisplayDefinition
smokecessSmoking cessationSmoking cessation
flushotFlu ShotFlu Shot
drugcostDrug CostThe wholesale price of the medication.
markupMarkupThe additional cost assessed on the drug.
dispensefeeDispense FeeThe professional fee charged for dispensing the product or service.
compoundfeeCompounding FeeThe professional fee charged for compounding the medication.