This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions 
11.10.3 Dosage Mappings
This page provides mappings for Dosage (see Mappings to Other Standards for further information & status).
11.10.3.1 HL7 V2 Mapping (http://hl7.org/v2)
| Dosage |
|
| sequence |
TQ1-1 |
| text |
RXO-6; RXE-21 |
| additionalInstruction |
RXO-7 |
| patientInstruction |
RXO-7 |
| timing |
|
| asNeeded |
TQ1-9 |
| asNeededFor |
TQ1-9 |
| site |
RXR-2 |
| route |
RXR-1 |
| method |
RXR-4 |
| doseAndRate |
TQ1-2 |
| type |
RXO-21; RXE-23 |
| dose[x] |
RXO-2, RXE-3 |
| rate[x] |
RXE22, RXE23, RXE-24 |
| maxDosePerPeriod |
RXO-23, RXE-19 |
| maxDosePerAdministration |
|
| maxDosePerLifetime |
|
11.10.3.2 RIM Mapping (http://hl7.org/v3)
| Dosage |
.outboundRelationship[typeCode=COMP].target[classCode=SBADM, moodCode=INT] |
| sequence |
.text |
| text |
.text |
| additionalInstruction |
.text |
| patientInstruction |
.text |
| timing |
.effectiveTime |
| asNeeded |
.outboundRelationship[typeCode=PRCN].target[classCode=OBS, moodCode=EVN, code="as needed"].value=boolean or codable concept |
| asNeededFor |
.outboundRelationship[typeCode=PRCN].target[classCode=OBS, moodCode=EVN, code="as needed"].value=boolean or codable concept |
| site |
.approachSiteCode |
| route |
.routeCode |
| method |
SubstanceAdministration.methodCode |
| doseAndRate |
SubstanceAdministration.doseQuantity; SubstanceAdministration.RateQuantity |
| dose[x] |
.doseQuantity |
| rate[x] |
.rateQuantity |
| maxDosePerPeriod |
.maxDoseQuantity |
| maxDosePerAdministration |
not supported |
| maxDosePerLifetime |
not supported |