Dose syntax implementation guidance for FHIR STU3

This guidance is under active development by NHS Digital and content may be added or updated on a regular basis.

Hyoscine 1mg/72hours transdermal patches, one patch to be applied once every 3 days

Product-based instruction using a VMP. Dosing every 3 days. Specific method.
<MedicationRequest xmlns="http://hl7.org/fhir">
<id value="a8ca980c-72aa-11e7-8cf7-a6006ad3dba0" />
<contained>
<Medication>
<id value="med1" />
<code>
<coding>
<system value="http://snomed.info/sct" />
<code value="322087003" />
<display value="Hyoscine 1mg/72hours transdermal patches" />
</coding>
</code>
</Medication>
</contained>
<status value="active" />
<intent value="order" />
<medicationReference>
<reference value="#med1" />
</medicationReference>
<subject>
<identifier>
<system value="https://fhir.nhs.uk/Id/nhs-number" />
<value value="9999999999" />
</identifier>
</subject>
<dosageInstruction>
<timing>
<repeat>
<frequency value="1" />
<period value="3" />
<periodUnit value="d" />
</repeat>
</timing>
<method>
<coding>
<system value="http://snomed.info/sct" />
<code value="417924000" />
<display value="Apply" />
</coding>
</method>
<doseQuantity>
<value value="1" />
<unit value="patch" />
<system value="http://snomed.info/sct" />
<code value="733005001" />
</doseQuantity>
</dosageInstruction>
</MedicationRequest>
{
"resourceType": "MedicationRequest",
"id": "a8ca980c-72aa-11e7-8cf7-a6006ad3dba0",
"contained": [
{
"resourceType": "Medication",
"id": "med1",
"code": {
"coding": [
{
"system": "http://snomed.info/sct",
"code": "322087003",
"display": "Hyoscine 1mg/72hours transdermal patches"
}
]
}
}
],
"status": "active",
"intent": "order",
"medicationReference": {
"reference": "#med1"
},
"subject": {
"identifier": {
"system": "https://fhir.nhs.uk/Id/nhs-number",
"value": "9999999999"
}
},
"dosageInstruction": [
{
"timing": {
"repeat": {
"frequency": 1,
"period": 3,
"periodUnit": "d"
}
},
"method": {
"coding": [
{
"system": "http://snomed.info/sct",
"code": "417924000",
"display": "Apply"
}
]
},
"doseQuantity": {
"value": 1,
"unit": "patch",
"system": "http://snomed.info/sct",
"code": "733005001"
}
}
]
}
MedicationRequest.id[0]a8ca980c-72aa-11e7-8cf7-a6006ad3dba0
MedicationRequest.contained[0].id[0]med1
MedicationRequest.contained[0].code[0].coding[0].system[0]http://snomed.info/sct
MedicationRequest.contained[0].code[0].coding[0].code[0]322087003
MedicationRequest.contained[0].code[0].coding[0].display[0]Hyoscine 1mg/72hours transdermal patches
MedicationRequest.status[0]active
MedicationRequest.intent[0]order
MedicationRequest.medication[0].reference[0]#med1
MedicationRequest.subject[0].identifier[0].system[0]https://fhir.nhs.uk/Id/nhs-number
MedicationRequest.subject[0].identifier[0].value[0]9999999999
MedicationRequest.dosageInstruction[0].timing[0].repeat[0].frequency[0]1
MedicationRequest.dosageInstruction[0].timing[0].repeat[0].period[0]3
MedicationRequest.dosageInstruction[0].timing[0].repeat[0].periodUnit[0]d
MedicationRequest.dosageInstruction[0].method[0].coding[0].system[0]http://snomed.info/sct
MedicationRequest.dosageInstruction[0].method[0].coding[0].code[0]417924000
MedicationRequest.dosageInstruction[0].method[0].coding[0].display[0]Apply
MedicationRequest.dosageInstruction[0].dose[0].value[0]1
MedicationRequest.dosageInstruction[0].dose[0].unit[0]patch
MedicationRequest.dosageInstruction[0].dose[0].system[0]http://snomed.info/sct
MedicationRequest.dosageInstruction[0].dose[0].code[0]733005001
MedicationRequest
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