Packages
uk.nhsdigital.r4@2.4.3
https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense
{
"description": null,
"_filename": "NHSDigital-MedicationDispense.StructureDefinition.json",
"package_name": "uk.nhsdigital.r4",
"date": null,
"derivation": "constraint",
"publisher": null,
"fhirVersion": "4.0.1",
"name": "NHSDigitalMedicationDispense",
"abstract": false,
"type": "MedicationDispense",
"experimental": null,
"resourceType": "StructureDefinition",
"title": null,
"package_version": "2.4.3",
"status": "draft",
"id": "2f67a5de-16b1-4078-88a8-29b8e5322a75",
"kind": "resource",
"url": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense",
"version": null,
"differential": {
"element": [ {
"id": "MedicationDispense.extension",
"min": 1,
"path": "MedicationDispense.extension",
"slicing": {
"rules": "open",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
}
}, {
"path": "MedicationDispense.extension",
"min": 1,
"definition": "This is the overall status of the `prescription-order`, it is not the status of the individual prescription item. This is a code from {{pagelink:DM-Task-Status-Reason-duplicate-2}}, all prescription status reasons in a `dispense-notification` FHIR Message Bundle must be the same.\r\n\r\n```json\r\n\"extension\": [\r\n {\r\n \"url\": \"https://fhir.nhs.uk/StructureDefinition/Extension-EPS-TaskBusinessStatus\",\r\n \"valueCoding\": {\r\n \"system\": \"https://fhir.nhs.uk/CodeSystem/EPS-task-business-status\",\r\n \"code\": \"0003\",\r\n \"display\": \"With Dispenser - Active\"\r\n }\r\n }\r\n]\r\n```",
"short": "This is the overall status of the `prescription-order`",
"type": [ {
"code": "Extension",
"profile": [ "https://fhir.nhs.uk/StructureDefinition/Extension-EPS-TaskBusinessStatus" ]
} ],
"mustSupport": true,
"sliceName": "prescriptionStatus",
"max": "1",
"id": "MedicationDispense.extension:prescriptionStatus"
}, {
"path": "MedicationDispense.extension",
"min": 0,
"definition" : "The extension is mandatory for `continuous` and `continuous-repeat-dispensing`. The following elements **MUST** be populated \r\n\r\n- numberofRepeatsAllowed \r\n- numberOfRepeatsIssued \r\n\r\n```json\r\n\"extension\": [\r\n {\r\n \"url\": \"https://fhir.nhs.uk/StructureDefinition/Extension-EPS-RepeatInformation\",\r\n \"extension\": [\r\n {\r\n \"url\" : \"numberOfRepeatsAllowed\",\r\n \"valueInteger\" : 3\r\n },\r\n {\r\n \"url\" : \"numberOfRepeatsIssued\",\r\n \"valueInteger\": 2\r\n }\r\n ]\r\n }\r\n]\r\n```",
"short": "Repeat Prescribing and Dispensing",
"type": [ {
"code": "Extension",
"profile": [ "https://fhir.nhs.uk/StructureDefinition/Extension-EPS-RepeatInformation" ]
} ],
"mustSupport": true,
"sliceName": "repeatInformation",
"max": "1",
"id": "MedicationDispense.extension:repeatInformation"
}, {
"id": "MedicationDispense.identifier",
"path": "MedicationDispense.identifier",
"definition": "Each MedicationDispense **MUST** be identified by an Universal Unique Identifiers (UUIDs) with a system of `https://fhir.nhs.uk/Id/prescription-dispense-item-number`\r\n\r\nUUID example (for illustration purposes only);\r\n\r\n**4509B70D-D8B8-EA03-1105-64557CB54A29**\r\n\r\n\r\n```json\r\n \"identifier\": [\r\n {\r\n \"system\": \"https://fhir.nhs.uk/Id/prescription-dispense-item-number\",\r\n \"value\": \"4509B70D-D8B8-EA03-1105-64557CB54A29\"\r\n }\r\n]\r\n```",
"mustSupport": true
}, {
"id": "MedicationDispense.identifier.system",
"min": 1,
"path": "MedicationDispense.identifier.system"
}, {
"id": "MedicationDispense.identifier.value",
"min": 1,
"path": "MedicationDispense.identifier.value"
}, {
"id": "MedicationDispense.status",
"path": "MedicationDispense.status",
"definition": "The status of the individual medication item, this will normally indicate whether the medication has been picked up or not. \r\n\r\n| Code | Display | Definition |\r\n|--|--|--|\r\n| completed | Completed | The dispensed product has been picked up. |\r\n| in-progress | In Progress | The dispensed product is ready for pickup. |\r\n\r\n\r\n![](\"https://raw.githubusercontent.com/NHSDigital/NHSDigital-FHIR-Medicines-ImplementationGuide/master/Diagrams/medication-dispense-status-flow.png\")
",
"mustSupport": true
}, {
"id": "MedicationDispense.statusReason[x]",
"path": "MedicationDispense.statusReason[x]",
"type": [ {
"code": "CodeableConcept"
} ],
"mustSupport": true
}, {
"id": "MedicationDispense.statusReason[x].coding",
"min": 1,
"path": "MedicationDispense.statusReason[x].coding",
"slicing": {
"rules": "open",
"discriminator": [ {
"path": "system",
"type": "value"
} ]
}
}, {
"id": "MedicationDispense.statusReason[x].coding.system",
"min": 1,
"path": "MedicationDispense.statusReason[x].coding.system"
}, {
"id": "MedicationDispense.statusReason[x].coding.code",
"min": 1,
"path": "MedicationDispense.statusReason[x].coding.code"
}, {
"id": "MedicationDispense.statusReason[x].coding:notDispensedStatusReason",
"path": "MedicationDispense.statusReason[x].coding",
"binding": {
"strength": "required",
"valueSet": "https://fhir.nhs.uk/ValueSet/DM-medicationdispense-status-reason"
},
"sliceName": "notDispensedStatusReason",
"mustSupport": true
}, {
"id": "MedicationDispense.statusReason[x].coding:notDispensedStatusReason.system",
"path": "MedicationDispense.statusReason[x].coding.system",
"fixedUri": "https://fhir.nhs.uk/CodeSystem/medicationdispense-status-reason"
}, {
"id": "MedicationDispense.statusReason[x].coding:amendmentStatusReason",
"path": "MedicationDispense.statusReason[x].coding",
"binding": {
"strength": "required",
"valueSet": "https://fhir.nhs.uk/ValueSet/DM-task-reason-code"
},
"sliceName": "amendmentStatusReason",
"mustSupport": true
}, {
"id": "MedicationDispense.statusReason[x].coding:amendmentStatusReason.system",
"path": "MedicationDispense.statusReason[x].coding.system",
"fixedUri": "https://fhir.nhs.uk/CodeSystem/EPS-task-dispense-withdraw-reason"
}, {
"id": "MedicationDispense.category.coding.system",
"min": 1,
"path": "MedicationDispense.category.coding.system"
}, {
"id": "MedicationDispense.category.coding.code",
"min": 1,
"path": "MedicationDispense.category.coding.code"
}, {
"id": "MedicationDispense.medication[x]",
"path": "MedicationDispense.medication[x]",
"type": [ {
"code": "CodeableConcept",
"profile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense-CodeableConcept" ]
}, {
"code": "Reference",
"aggregation": [ "bundled" ],
"targetProfile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense-Medication" ]
} ],
"definition": "Actual Medical Product Packs (AMPP) SHOULD be used. \r\nIt is valid to include a FHIR Medication resource within the FHIR Message, this practice is discouraged to simplify handling of the event messages.\r\n\r\n| \r\ndm+d Category\r\n | \r\n\r\ndm+d Description\r\n | \r\n\r\nUK SNOMED Members Of\r\n | \r\n\r\n\r\n
|---|---|---|
| \r\nVMPP\r\n | \r\n\r\nVirtual Medical Product Pack\r\n | \r\n\r\n999000571000001104\r\n | \r\n\r\n
| \r\nAMPP\r\n | \r\n\r\nActual Medical Product Pack\r\n | \r\n\r\n999000551000001106\r\n | \r\n
| \r\nVMP\r\n | \r\n\r\nVirtual Medical Product\r\n | \r\n\r\n999000561000001109\r\n | \r\n
| \r\nAMP\r\n | \r\n\r\nActual Medical Product\r\n | \r\n\r\n999000541000001108\r\n | \r\n
\r\n\r\n```json\r\n\"medicationCodeableConcept\": {\r\n \"coding\": [\r\n {\r\n \"system\": \"http://snomed.info/sct\",\r\n \"code\": \"10460811000001109\",\r\n \"display\": \"Amoxil 500mg capsules (Dowelhurst Ltd) 12 capsule\"\r\n }\r\n ]\r\n}\r\n```", "mustSupport": true }, { "id": "MedicationDispense.subject", "min": 1, "path": "MedicationDispense.subject", "type": [ { "code": "Reference", "aggregation": [ "referenced", "bundled" ], "targetProfile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Patient-PDS" ] } ], "constraint": [ { "key": "eps-2", "human": "subject - An identifier reference plus a display name or resource reference must be provided", "source": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense", "severity": "warning", "expression": "(reference.exists() or (identifier.exists() and display.exists()))" }, { "key": "patient-nhs", "human": "Supplied NHS Number is outside the English and Welsh NHS Number range or length of the number is wrong.", "source": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Claim", "severity": "error", "expression": "identifier.where(system='https://fhir.nhs.uk/Id/nhs-number').exists().not() or (identifier.where(system='https://fhir.nhs.uk/Id/nhs-number').exists() and identifier.where(system='https://fhir.nhs.uk/Id/nhs-number').value.matches('^([456789]{1}[0-9]{9})$'))" } ], "definition": "A reference to the patient via a traced NHS Number is required, an untraced NHS Number MUST NOT be used. This can be sent in two ways, first option is via a `identifier reference`. Only the NHS Number:\r\n\r\n```json\r\n\"subject\": {\r\n \"type\": \"Patient\",\r\n \"identifier\": {\r\n \"system\": \"https://fhir.nhs.uk/Id/nhs-number\",\r\n \"value\": \"2300992742\"\r\n }\r\n}\r\n```\r\n\r\nSecond option uses a FHIR Patient resource to convey the NHS Number. \r\n\r\nThe reference in the MedicationDispesnse is now a `resource reference`. \r\n\r\n```json\r\n \"subject\": {\r\n \"type\": \"Patient\",\r\n \"reference\": \"urn:uuid:bde9eba6-079f-4210-8108-6ea8db58de8c\",\r\n \"display\": \"Miss Bernie Kanfeld\"\r\n }\r\n```\r\n\r\nThe NHS Number has moved to the Patient resource alongside other patient identifiers such as MRN. E.g. \r\n\r\n```json\r\n\"fullUrl\": \"urn:uuid:bde9eba6-079f-4210-8108-6ea8db58de8c\",\r\n\"resource\": {\r\n \"resourceType\": \"Patient\",\r\n \"identifier\": [\r\n {\r\n \"extension\": [\r\n {\r\n \"url\": \"https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-NHSNumberVerificationStatus\",\r\n \"valueCodeableConcept\": {\r\n \"coding\": [\r\n {\r\n \"system\": \"https://fhir.hl7.org.uk/CodeSystem/UKCore-NHSNumberVerificationStatus\",\r\n \"code\": \"01\",\r\n \"display\": \"Number present and verified\"\r\n }\r\n ]\r\n }\r\n }\r\n ],\r\n \"system\": \"https://fhir.nhs.uk/Id/nhs-number\",\r\n \"value\": \"9876543210\"\r\n },\r\n {\r\n \"system\": \"https://fhir.leedsth.nhs.uk/Id/pas-number\",\r\n \"value\": \"ABC8650149\"\r\n },\r\n {\r\n \"system\": \"https://fhir.leedsth.nhs.uk/Id/PPMIdentifier\",\r\n \"value\": \"1\"\r\n }\r\n ],\r\n ... other elements removed from example.\r\n }\r\n```\r\n\r\nIt is anticipated that hospital pharmacies will prefer the later option for compatibility with other systems. Community pharmacies are anticipated to prefer the former option.", "mustSupport": true }, { "id": "MedicationDispense.subject.identifier.system", "min": 1, "path": "MedicationDispense.subject.identifier.system", "fixedUri": "https://fhir.nhs.uk/Id/nhs-number" }, { "id": "MedicationDispense.subject.identifier.value", "min": 1, "path": "MedicationDispense.subject.identifier.value" }, { "id": "MedicationDispense.context", "path": "MedicationDispense.context", "type": [ { "code": "Reference", "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/EpisodeOfCare", "https://fhir.nhs.uk/StructureDefinition/England-Encounter" ] } ] }, { "id": "MedicationDispense.performer", "min": 1, "path": "MedicationDispense.performer", "definition" : "The pharmacist and pharmacy MUST be present and MUST use `identifier references`. This means FHIR Practitioner, Organization and PractitionerRole resource are not included in the FHIR Message. Professional codes and ODS codes should be used instead. `sds-user-role-id` is permitted to identify a Practitioner(& Role) but professional codes are preferred to support wider NHS interoperability.\r\n\r\n```json\r\n \"performer\": [\r\n {\r\n \"actor\": {\r\n \"reference\": \"#performer\"\r\n }\r\n }\r\n],\r\n```\r\n\r\nThe contained PractitionerRole:\r\n\r\n```json\r\n{\r\n \"resourceType\": \"MedicationDispense\",\r\n \"id\": \"06167339-9337-d030-0366-514a6a46da17\",\r\n \"contained\": [\r\n {\r\n \"resourceType\": \"PractitionerRole\",\r\n \"id\": \"performer\",\r\n \"practitioner\": {\r\n \"identifier\": {\r\n \"system\": \"https://fhir.hl7.org.uk/Id/gphc-number\",\r\n \"value\": \"7654321\"\r\n },\r\n \"display\": \"Mr Peter Potion\"\r\n },\r\n \"organization\": {\r\n \"identifier\": {\r\n \"system\": \"https://fhir.nhs.uk/Id/ods-organization-code\",\r\n \"value\": \"VNE51\"\r\n },\r\n \"display\": \"The Simple Pharmacy\"\r\n },\r\n \"telecom\": [\r\n {\r\n \"system\": \"phone\",\r\n \"use\": \"work\",\r\n \"value\": \"01234567890\"\r\n }\r\n ]\r\n }\r\n ],\r\n```", "mustSupport": true }, { "id": "MedicationDispense.performer.actor", "path": "MedicationDispense.performer.actor", "type": [ { "code": "Reference", "aggregation": [ "contained" ], "targetProfile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-PractitionerRole-MinimalPlusTelecom" ] } ], "constraint": [ { "key": "performer", "human": "An identifier reference or resource reference must be provided", "source": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationDispense", "severity": "error", "expression": "(reference.exists() or identifier.exists())" } ] }, { "id": "MedicationDispense.performer.actor.reference", "min": 1, "path": "MedicationDispense.performer.actor.reference" }, { "id": "MedicationDispense.performer.actor.identifier.system", "min": 1, "path": "MedicationDispense.performer.actor.identifier.system" }, { "id": "MedicationDispense.performer.actor.identifier.value", "min": 1, "path": "MedicationDispense.performer.actor.identifier.value" }, { "id": "MedicationDispense.location", "path": "MedicationDispense.location", "type": [ { "code": "Reference", "targetProfile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Location" ] } ] }, { "id": "MedicationDispense.location.identifier.system", "min": 1, "path": "MedicationDispense.location.identifier.system" }, { "id": "MedicationDispense.location.identifier.value", "min": 1, "path": "MedicationDispense.location.identifier.value" }, { "id": "MedicationDispense.location.display", "min": 1, "path": "MedicationDispense.location.display" }, { "id": "MedicationDispense.authorizingPrescription", "min": 1, "path": "MedicationDispense.authorizingPrescription", "type": [ { "code": "Reference", "aggregation": [ "contained", "referenced" ], "targetProfile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationRequest-Minimal" ] } ], "definition": "A reference to the `MedicationRequest`. \r\n\r\n```json\r\n\"authorizingPrescription\": [\r\n {\r\n \"reference\": \"#m1\"\r\n }\r\n]\r\n```\r\n\r\nWhen a MedicationDispesne is sent in a FHIR Message bundle, which is the case with EPS NextGen `dispense-notifications`, a contained MedicationRequest is required. \r\n\r\nThis MedicationRequest **MUST** follow the rules in [NHSDigital-MedicationRequest](https://simplifier.net/resolve?target=simplifier&scope=uk.nhsdigital.r4&canonical=https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationRequest) and it is strongly recommended to reuse the `MedicationRequest` received when the prescription was downloaded. \r\n\r\nFor example:\r\n\r\n```json \r\n{\r\n \"resourceType\": \"MedicationDispense\",\r\n \"contained\": [\r\n {\r\n \"resourceType\": \"MedicationRequest\",\r\n \"id\": \"m1\",\r\n \"identifier\": [\r\n {\r\n \"system\": \"https://fhir.nhs.uk/Id/prescription-order-item-number\",\r\n \"value\": \"299c610b-f4f1-4eac-a7d7-4fb6b0556e11\"\r\n }\r\n ],\r\n \"status\": \"active\",\r\n \"intent\": \"order\",\r\n \"medicationCodeableConcept\": {\r\n \"coding\": [\r\n {\r\n \"system\": \"http://snomed.info/sct\",\r\n \"code\": \"39720311000001101\",\r\n \"display\": \"Paracetamol 500mg soluble tablets\"\r\n }\r\n ]\r\n },\r\n \"subject\": {\r\n \"identifier\": {\r\n \"system\": \"https://fhir.nhs.uk/Id/nhs-number\",\r\n \"value\": \"9876543210\"\r\n }\r\n },\r\n \"groupIdentifier\": {\r\n \"extension\": [\r\n {\r\n \"url\": \"https://fhir.nhs.uk/StructureDefinition/Extension-DM-PrescriptionId\",\r\n \"valueIdentifier\": {\r\n \"system\": \"https://fhir.nhs.uk/Id/prescription\",\r\n \"value\": \"b2fc79f0-2793-4736-9b2d-0976c21e73a5\"\r\n }\r\n }\r\n ],\r\n \"system\": \"https://fhir.nhs.uk/Id/prescription-order-number\",\r\n \"value\": \"82D996-C81010-11DB12\"\r\n },\r\n \"dispenseRequest\": {\r\n \"quantity\": {\r\n \"value\": 100,\r\n \"unit\": \"tablet\",\r\n \"system\": \"http://snomed.info/sct\",\r\n \"code\": \"732936001\"\r\n }\r\n },\r\n \"substitution\": {\r\n \"allowedBoolean\": false\r\n }\r\n }\r\n ],\r\n \"authorizingPrescription\": [\r\n {\r\n \"reference\": \"#m1\"\r\n }\r\n ],\r\n```\r\n\r\nThis is based on a `MedicationRequest` in this implementation guide.\r\nThe uuid resource references are not permitted and must be replaced with identifier references. E.g. in this section from the `$release` \r\n\r\n```json\r\n \"subject\": {\r\n \"reference\": \"urn:uuid:78d3c2eb-009e-4ec8-a358-b042954aa9b2\"\r\n },\r\n \"authoredOn\": \"2020-12-21T18:15:29+00:00\",\r\n \"requester\": {\r\n \"reference\": \"urn:uuid:56166769-c1c4-4d07-afa8-132b5dfca666\"\r\n },\r\n```\r\n\r\nThe requester reference can be removed and the subject reference changed to use the Patient's NHSNumber e.g. \r\n\r\n```json\r\n \"subject\": {\r\n \"identifier\": {\r\n \"system\": \"https://fhir.nhs.uk/Id/nhs-number\",\r\n \"value\": \"9876543210\"\r\n }\r\n },\r\n```", "mustSupport": true }, { "id": "MedicationDispense.authorizingPrescription.reference", "min": 1, "path": "MedicationDispense.authorizingPrescription.reference" }, { "id": "MedicationDispense.type", "path": "MedicationDispense.type", "binding": { "strength": "required", "valueSet": "https://fhir.nhs.uk/ValueSet/DM-medicationdispense-type", "description": "A ValueSet to identify the type of medication item status." }, "definition": "Indicates the type of dispensing event that is performed. For example, Trial Fill, Completion of Trial, Partial Fill, Emergency Fill, Samples, etc.\r\n\r\n```json\r\n\"type\": {\r\n \"coding\": [\r\n {\r\n \"system\": \"https://fhir.nhs.uk/CodeSystem/medicationdispense-type\",\r\n \"code\": \"0001\",\r\n \"display\": \"Item fully dispensed\"\r\n }\r\n ]\r\n}\r\n```", "mustSupport": true }, { "id": "MedicationDispense.type.coding.system", "min": 1, "path": "MedicationDispense.type.coding.system" }, { "id": "MedicationDispense.type.coding.code", "min": 1, "path": "MedicationDispense.type.coding.code" }, { "id": "MedicationDispense.quantity", "path": "MedicationDispense.quantity", "definition": "The amount of medication that has been dispensed. Includes unit of measure.\r\n\r\n```json\r\n\"quantity\": {\r\n \"value\": 28,\r\n \"unit\": \"capsule\",\r\n \"system\": \"http://snomed.info/sct\",\r\n \"code\": \"3316911000001105\"\r\n}\r\n```", "mustSupport": true }, { "id": "MedicationDispense.quantity.extension", "min": 0, "path": "MedicationDispense.quantity.extension", "slicing": { "rules": "open", "discriminator": [ { "path": "url", "type": "value" } ] } }, { "id": "MedicationDispense.quantity.extension:runningTotal", "max": "1", "min": 0, "path": "MedicationDispense.quantity.extension", "type": [ { "code": "Extension", "profile": [ "https://fhir.nhs.uk/StructureDefinition/Extension-DM-RunningTotal" ] } ], "sliceName": "runningTotal" }, { "id": "MedicationDispense.quantity.value", "min": 1, "path": "MedicationDispense.quantity.value" }, { "id": "MedicationDispense.quantity.unit", "min": 1, "path": "MedicationDispense.quantity.unit" }, { "id": "MedicationDispense.quantity.system", "min": 1, "path": "MedicationDispense.quantity.system" }, { "id": "MedicationDispense.quantity.code", "min": 1, "path": "MedicationDispense.quantity.code" }, { "id": "MedicationDispense.daysSupply", "path": "MedicationDispense.daysSupply", "definition": "The amount of medication expressed as a timing amount.\r\n\r\n```json\r\n\"daysSupply\": {\r\n \"value\": 7,\r\n \"unit\": \"Day\",\r\n \"system\": \"http://unitsofmeasure.org\",\r\n \"code\": \"d\"\r\n}\r\n```", "mustSupport": true }, { "id": "MedicationDispense.whenPrepared", "path": "MedicationDispense.whenPrepared", "definition": "The time when the dispensed product was packaged and reviewed.\r\n\r\n```json\r\n\"whenPrepared\": \"2004-09-16T16:30:00+00:00\"\r\n```", "mustSupport": true }, { "id": "MedicationDispense.whenHandedOver", "path": "MedicationDispense.whenHandedOver", "definition": "The time the dispensed product was provided to the patient or their representative.\r\nIn HL7 v3 this is: *The date and local time that the medication is issued by the dispenser*.\r\n\r\n```json\r\n\"whenHandedOver\": \"2004-09-16T16:30:00+00:00\"\r\n```", "mustSupport": true }, { "id": "MedicationDispense.receiver", "max": "1", "path": "MedicationDispense.receiver" }, { "id": "MedicationDispense.dosageInstruction", "path": "MedicationDispense.dosageInstruction", "type": [ { "code": "Dosage", "profile": [ "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Dosage" ] } ], "definition": "At present only the `text` element **MUST** be provided. It is recommended the guidance in [FHIR Dose Syntax Implementation Guidance](https://developer.nhs.uk/apis/dose-syntax-implementation-1-3-2-alpha/dosage-overview.html) is followed. \r\n\r\nNote the structure of this section is similar as the [NHSDigital-MedicationRequest](https://simplifier.net/resolve?target=simplifier&scope=uk.nhsdigital.r4&canonical=https://fhir.nhs.uk/StructureDefinition/NHSDigital-MedicationRequest) from the `prescription-order`.\r\n\r\n```json\r\n\"dosageInstruction\": [\r\n {\r\n \"text\": \"4 times a day for 7 days\",\r\n \"timing\": {\r\n \"repeat\": {\r\n \"boundsDuration\": {\r\n \"value\": 7,\r\n \"unit\": \"d\"\r\n },\r\n \"frequency\": 4,\r\n \"period\": 1,\r\n \"periodUnit\": \"d\"\r\n }\r\n },\r\n \"doseAndRate\": [\r\n {\r\n \"doseQuantity\": {\r\n \"value\": 1,\r\n \"unit\": \"capsule\",\r\n \"system\": \"http://snomed.info/sct\",\r\n \"code\": \"3316911000001105\"\r\n }\r\n }\r\n ]\r\n }\r\n]\r\n```", "mustSupport": true } ] }, "baseDefinition": "https://fhir.hl7.org.uk/StructureDefinition/UKCore-MedicationDispense" }