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.

Diprobase ointment, 1 application, Topical, 3 times a day

Product-based instruction using an AMP. Where no dose quantity.
<MedicationRequest xmlns="http://hl7.org/fhir">
<id value="dad3ae68-f7d7-4bad-8d6d-09e114842b53" />
<contained>
<Medication>
<id value="med1" />
<code>
<coding>
<system value="http://snomed.info/sct" />
<code value="3491511000001101" />
<display value="Diprobase ointment (Bayer Plc)" />
</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="3" />
<period value="1" />
<periodUnit value="d" />
</repeat>
</timing>
<route>
<coding>
<system value="http://snomed.info/sct" />
<code value="6064005" />
<display value="Topical" />
</coding>
</route>
<doseQuantity>
<value value="1" />
<unit value="application" />
<system value="http://snomed.info/sct" />
<code value="10692211000001108" />
</doseQuantity>
</dosageInstruction>
</MedicationRequest>
{
"resourceType": "MedicationRequest",
"id": "dad3ae68-f7d7-4bad-8d6d-09e114842b53",
"contained": [
{
"resourceType": "Medication",
"id": "med1",
"code": {
"coding": [
{
"system": "http://snomed.info/sct",
"code": "3491511000001101",
"display": "Diprobase ointment (Bayer Plc)"
}
]
}
}
],
"status": "active",
"intent": "order",
"medicationReference": {
"reference": "#med1"
},
"subject": {
"identifier": {
"system": "https://fhir.nhs.uk/Id/nhs-number",
"value": "9999999999"
}
},
"dosageInstruction": [
{
"timing": {
"repeat": {
"frequency": 3,
"period": 1,
"periodUnit": "d"
}
},
"route": {
"coding": [
{
"system": "http://snomed.info/sct",
"code": "6064005",
"display": "Topical"
}
]
},
"doseQuantity": {
"value": 1,
"unit": "application",
"system": "http://snomed.info/sct",
"code": "10692211000001108"
}
}
]
}
MedicationRequest.id[0]dad3ae68-f7d7-4bad-8d6d-09e114842b53
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]3491511000001101
MedicationRequest.contained[0].code[0].coding[0].display[0]Diprobase ointment (Bayer Plc)
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]3
MedicationRequest.dosageInstruction[0].timing[0].repeat[0].period[0]1
MedicationRequest.dosageInstruction[0].timing[0].repeat[0].periodUnit[0]d
MedicationRequest.dosageInstruction[0].route[0].coding[0].system[0]http://snomed.info/sct
MedicationRequest.dosageInstruction[0].route[0].coding[0].code[0]6064005
MedicationRequest.dosageInstruction[0].route[0].coding[0].display[0]Topical
MedicationRequest.dosageInstruction[0].dose[0].value[0]1
MedicationRequest.dosageInstruction[0].dose[0].unit[0]application
MedicationRequest.dosageInstruction[0].dose[0].system[0]http://snomed.info/sct
MedicationRequest.dosageInstruction[0].dose[0].code[0]10692211000001108
MedicationRequest
Dose-based instruction using a VTM. Where no dose quantity.

The VTM related to the Diprobase AMP’s is a multi-ingredient concept “White soft paraffin + Liquid paraffin” and cannot be used as a prescribing concept.

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