Medtech ALEX® AU Implementation Guide
1.0.0 - Trial Use

Medtech ALEX® AU Implementation Guide - Local Development build (v1.0.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Resource Profile: Repeat Prescription

Official URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/alex-repeatprescription | Version: 1.0.0
Active as of 2026-01-12 | Computable Name: AlexRepeatPrescription

The Repeat Prescription exposed by ALEX.

Usages:

- Use this Profile: Repeat Prescription Post Bundle
- Examples for this Profile: MedicationRequest/repeat-prescription-full-example and MedicationRequest/repeat-prescription-min-example

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots and how the different presentations work.

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S Σ | 1..1 | id | The ID of the existing medication to be repeated.
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices for extension |  |  |  | Content/Rules for all slices
extension:longTerm |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-long-term
extension:scheme |  | 0..1 | Coding | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-scheme Binding: Medication Scheme (required)
extension:unusualDose |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-unusual-dose
extension:regulation24 |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-regulation-24
extension:approvedNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-approved-number
extension:authorityNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-authority-number
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!S Σ | 1..1 | code | active | on-hold | cancelled | completed | entered-in-error | stopped | draft | unknown Binding: Status for Medication Request (required)
intent | ?!S Σ | 1..1 | code | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: medicationRequest Intent (required): The kind of medication order. Required Pattern: order
doNotPerform | ?!Σ | 0..1 | boolean | True if request is prohibiting action
Slices for medication[x] | Σ | 1..1 | CodeableConcept | Medication to be taken Slice: Unordered, Closed by type:$this Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
medication[x]:medicationReference | S Σ | 0..1 | Reference(Medication) | Prescribed Medication
medication[x]:medicationCodeableConcept | S Σ | 1..1 | CodeableConcept | Coded Prescribed Medication Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
Slices for coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system
coding:mimsPackage | Σ | 1..1 | Coding | MIMS Package Binding: MIMS (preferred)
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://www.mims.com.au/codes
code | S Σ | 1..1 | code | Symbol in syntax defined by the system
display | S Σ | 0..1 | string | Representation defined by the system
text | S Σ | 0..1 | string | Medication primary text
subject | S Σ | 1..1 | Reference(Patient | Group) | Who or group medication request is for
Slices for supportingInformation |  | 0..* | Reference(Resource) | Information to support ordering of the medication Slice: Unordered, Open by profile:resolve()
supportingInformation:bodyHeight |  | 0..1 | Reference(Observation Body Height Profile) | Observation of Body Height
supportingInformation:bodyWeight |  | 0..1 | Reference(Observation Body Weight Profile) | Observation of Body Weight
authoredOn | S Σ | 1..1 | dateTime | Created date
requester | S Σ | 1..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | RelatedPerson | Device) | Who/What requested the Request
note |  | 0..* | Annotation | Information about the prescription
text | S Σ C | 1..1 | markdown | The annotation - text content (as markdown) Constraints: medication-request-note-length
dosageInstruction | S C | 0..* | AUBaseDosage | Dosage information in an Australian healthcare context Constraints: dosage-instruction-text-length
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
text | S Σ | 0..1 | string | Free text dosage instructions e.g. SIG
patientInstruction | S Σ C | 0..1 | string | Patient or consumer oriented instructions Constraints: patient-instruction-length
timing | S Σ | 0..1 | Timing | Since daily frequency is user defineable in PMS, it may contain other code defined with Medtech extension
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ C | 0..1 | CodeableConcept | BID | TID | QID | AM | PM | QD | QOD | + Binding: Daily Frequency Value Set for Dosage (extensible) Constraints: medreq-daily-frequency-system
doseAndRate | S Σ | 0..* | Element | Amount of medication administered
dispenseRequest | S | 0..1 | BackboneElement | Requested dispensing
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
numberOfRepeatsAllowed | S | 0..1 | unsignedInt | Maximum repeats authorised
quantity | S | 0..1 | SimpleQuantity | Amount of medication to supply per dispense
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
expectedSupplyDuration |  | 0..1 | Duration | Number of days supply per dispense
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
system | S Σ C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org
substitution |  | 0..1 | BackboneElement | Brand substitution details
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
Slices for allowed[x] |  | 1..1 |  | Brand substitution flag Slice: Unordered, Open by type:$this Binding: ActSubstanceAdminSubstitutionCode (example): Identifies the type of substitution allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
allowed[x]:allowedBoolean | S | 0..1 | boolean | Brand substitution flag
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
MedicationRequest.status | Base | required | Status for Medication Request | 📦1.0.0 | This IG
MedicationRequest.intent | Base | required | Medication request intent | 📍4.0.1 | FHIR Std.
MedicationRequest.medication[x] | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept.​coding:mimsPackage | Base | preferred | MIMS | 📦4.1.0 | AU Base Implementation Guide v4.1
MedicationRequest.dosageInstruction.​timing.code | Base | extensible | Daily Frequency Value Set for Dosage | 📦1.0.0 | This IG
MedicationRequest.substitution.​allowed[x] | Base | example | ActSubstanceAdminSubstitutionCode | 📦3.0.0 | THO v5.5

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | MedicationRequest | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | MedicationRequest | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | MedicationRequest | A resource should have narrative for robust management | `text.`div`.exists()`
dosage-instruction-text-length | error | MedicationRequest.dosageInstruction | Dosage instruction - text size validation | `text.length() <= 200`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
medication-request-note-length | error | MedicationRequest.note.text | Note - text size validation | `value.exists().not() or value.length() <= 256`
medreq-daily-frequency-system | error | MedicationRequest.dosageInstruction.timing.code | MedicationRequest dosage timing codes must use SNOMED CT or Medtech daily-frequency codes | `coding.all(system.empty() or system = 'http://snomed.info/sct' or system = 'https://alexapi.medtechglobal.com.au/fhir/CodeSystem/daily-frequency')`
patient-instruction-length | error | MedicationRequest.dosageInstruction.patientInstruction | Dosage instruction - patient instruction size validation | `value.exists().not() or value.length() <= 32`

This structure is derived from AlexMedicationRequest

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S | 1..1 | id | The ID of the existing medication to be repeated.
Slices for medication[x] |  |  |  | Content/Rules for all slices
medication[x]:medicationReference | S | 0..1 | Reference(Medication) | Prescribed Medication
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S Σ | 1..1 | id | The ID of the existing medication to be repeated.
meta | Σ | 0..1 | Meta | Metadata about the resource
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
versionId | Σ | 0..1 | id | Version specific identifier
lastUpdated | Σ | 0..1 | instant | When the resource version last changed
source | Σ | 0..1 | uri | Identifies where the resource comes from
profile | Σ | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to
security | Σ | 0..* | Coding | Security Labels applied to this resource Binding: Definition of Confidentiality Value Set (required)
tag | Σ | 0..* | Coding | Tags applied to this resource Binding: Writeback Action Type Value Set (required)
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:longTerm |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-long-term
extension:scheme |  | 0..1 | Coding | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-scheme Binding: Medication Scheme (required)
extension:unusualDose |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-unusual-dose
extension:regulation24 |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-regulation-24
extension:approvedNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-approved-number
extension:authorityNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-authority-number
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier |  | 0..* | Identifier, AUETPPrescriptionIdentifier, AULocalPrescriptionIdentifier | External ids for this request
status | ?!S Σ | 1..1 | code | active | on-hold | cancelled | completed | entered-in-error | stopped | draft | unknown Binding: Status for Medication Request (required)
statusReason |  | 0..1 | CodeableConcept | Reason for current status Binding: medicationRequest Status Reason Codes (example): Identifies the reasons for a given status.
intent | ?!S Σ | 1..1 | code | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: medicationRequest Intent (required): The kind of medication order. Required Pattern: order
category |  | 0..* | CodeableConcept | Type of medication usage Binding: medicationRequest Category Codes (example): A coded concept identifying the category of medication request. For example, where the medication is to be consumed or administered, or the type of medication treatment.
priority | Σ | 0..1 | code | routine | urgent | asap | stat Binding: Priority for Medication Request (required)
doNotPerform | ?!Σ | 0..1 | boolean | True if request is prohibiting action
reported[x] | Σ | 0..1 |  | Reported rather than primary record
reportedBoolean |  |  | boolean |
reportedReference |  |  | Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Organization) |
Slices for medication[x] | Σ | 1..1 | CodeableConcept | Medication to be taken Slice: Unordered, Closed by type:$this Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
medication[x]:medicationReference | S Σ | 0..1 | Reference(Medication) | Prescribed Medication
medication[x]:medicationCodeableConcept | S Σ | 1..1 | CodeableConcept | Coded Prescribed Medication Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system
coding:mimsPackage | Σ | 1..1 | Coding | MIMS Package Binding: MIMS (preferred)
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://www.mims.com.au/codes
version | Σ | 0..1 | string | Version of the system - if relevant
code | S Σ | 1..1 | code | Symbol in syntax defined by the system
display | S Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | S Σ | 0..1 | string | Medication primary text
subject | S Σ | 1..1 | Reference(Patient | Group) | Who or group medication request is for
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
reference | Σ C | 0..1 | string | Reference to Patient resource
type | Σ | 0..1 | uri | Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
identifier | Σ | 0..1 | Identifier | Logical reference, when literal reference is not known
display | Σ | 0..1 | string | External Name of Patient
encounter |  | 0..1 | Reference(Encounter) | Encounter created as part of encounter/admission/stay
Slices for supportingInformation |  | 0..* | Reference(Resource) | Information to support ordering of the medication Slice: Unordered, Open by profile:resolve()
supportingInformation:bodyHeight |  | 0..1 | Reference(Observation Body Height Profile) | Observation of Body Height
supportingInformation:bodyWeight |  | 0..1 | Reference(Observation Body Weight Profile) | Observation of Body Weight
authoredOn | S Σ | 1..1 | dateTime | Created date
requester | S Σ | 1..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | RelatedPerson | Device) | Who/What requested the Request
performer |  | 0..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | Device | RelatedPerson | CareTeam) | Intended performer of administration
performerType | Σ | 0..1 | CodeableConcept | Desired kind of performer of the medication administration Binding: ProcedurePerformerRoleCodes (example): Identifies the type of individual that is desired to administer the medication.
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole) | Person who entered the request
reasonCode |  | 0..* | CodeableConcept | Reason or indication for ordering or not ordering the medication Binding: Reason for Request (preferred)
reasonReference |  | 0..* | Reference(Condition | Observation) | Condition or observation that supports why the prescription is being written
instantiatesCanonical | Σ | 0..* | canonical() | Instantiates FHIR protocol or definition
instantiatesUri | Σ | 0..* | uri | Instantiates external protocol or definition
basedOn | Σ | 0..* | Reference(CarePlan | MedicationRequest | ServiceRequest | ImmunizationRecommendation) | What request fulfills
groupIdentifier | Σ | 0..1 | Identifier | Composite request this is part of
courseOfTherapyType |  | 0..1 | CodeableConcept | Overall pattern of medication administration Binding: medicationRequest Course of Therapy Codes (example): Identifies the overall pattern of medication administratio.
insurance |  | 0..* | Reference(Coverage | ClaimResponse) | Associated insurance coverage
note |  | 0..* | Annotation | Information about the prescription
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | S Σ C | 1..1 | markdown | The annotation - text content (as markdown) Constraints: medication-request-note-length
dosageInstruction | S C | 0..* | AUBaseDosage | Dosage information in an Australian healthcare context Constraints: dosage-instruction-text-length
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
sequence | Σ | 0..1 | integer | The order of the dosage instructions
text | S Σ | 0..1 | string | Free text dosage instructions e.g. SIG
additionalInstruction | Σ | 0..* | CodeableConcept | Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (preferred)
patientInstruction | S Σ C | 0..1 | string | Patient or consumer oriented instructions Constraints: patient-instruction-length
timing | S Σ | 0..1 | Timing | Since daily frequency is user defineable in PMS, it may contain other code defined with Medtech extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ C | 0..1 | CodeableConcept | BID | TID | QID | AM | PM | QD | QOD | + Binding: Daily Frequency Value Set for Dosage (extensible) Constraints: medreq-daily-frequency-system
asNeeded[x] | Σ | 0..1 |  | Take "as needed" (for x) Binding: Clinical Finding (preferred)
asNeededBoolean |  |  | boolean |
asNeededCodeableConcept |  |  | CodeableConcept |
site | Σ | 0..1 | CodeableConcept | Body site to administer to Binding: Body Site (preferred)
route | Σ | 0..1 | CodeableConcept | How drug should enter body Binding: Route of Administration (required)
method | Σ | 0..1 | CodeableConcept | Technique for administering medication Binding: SNOMEDCTAdministrationMethodCodes (preferred)
doseAndRate | S Σ | 0..* | Element | Amount of medication administered
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
type | Σ | 0..1 | CodeableConcept | The kind of dose or rate specified Binding: DoseAndRateType (example): The kind of dose or rate specified.
dose[x] | Σ | 0..1 |  | Amount of medication per dose
doseRange |  |  | Range |
doseQuantity |  |  | Quantity(SimpleQuantity) |
rate[x] | Σ | 0..1 |  | Amount of medication per unit of time
rateRatio |  |  | Ratio |
rateRange |  |  | Range |
rateQuantity |  |  | Quantity(SimpleQuantity) |
maxDosePerPeriod | Σ | 0..1 | Ratio | Upper limit on medication per unit of time
maxDosePerAdministration | Σ | 0..1 | SimpleQuantity | Upper limit on medication per administration
maxDosePerLifetime | Σ | 0..1 | SimpleQuantity | Upper limit on medication per lifetime of the patient
dispenseRequest | S | 0..1 | BackboneElement | Requested dispensing
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
numberOfRepeatsAllowed | S | 0..1 | unsignedInt | Maximum repeats authorised
quantity | S | 0..1 | SimpleQuantity | Amount of medication to supply per dispense
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
expectedSupplyDuration |  | 0..1 | Duration | Number of days supply per dispense
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
system | S Σ C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code | Σ | 0..1 | code | Coded form of the unit Binding: Duration (required)
substitution |  | 0..1 | BackboneElement | Brand substitution details
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
Slices for allowed[x] |  | 1..1 |  | Brand substitution flag Slice: Unordered, Open by type:$this Binding: ActSubstanceAdminSubstitutionCode (example): Identifies the type of substitution allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
allowed[x]:allowedBoolean | S | 0..1 | boolean | Brand substitution flag
reason |  | 0..1 | CodeableConcept | Why should (not) substitution be made Binding: Medicine Substitution Reason (preferred)
priorPrescription |  | 0..1 | Reference(MedicationRequest) | An order/prescription that is being replaced
detectedIssue |  | 0..* | Reference(DetectedIssue) | Clinical Issue with action
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
MedicationRequest.meta.​security | Base | required | Definition of Confidentiality Value Set | 📦1.0.0 | This IG
MedicationRequest.meta.​tag | Base | required | Writeback Action Type Value Set | 📦1.0.0 | This IG
MedicationRequest.language | Base | preferred | Common Languages | 📦4.0.1 | FHIR Std.
MedicationRequest.status | Base | required | Status for Medication Request | 📦1.0.0 | This IG
MedicationRequest.statusReason | Base | example | Medication request status reason codes | 📦4.0.1 | FHIR Std.
MedicationRequest.intent | Base | required | Medication request intent | 📍4.0.1 | FHIR Std.
MedicationRequest.category | Base | example | Medication request category codes | 📦4.0.1 | FHIR Std.
MedicationRequest.priority | Base | required | Priority for Medication Request | 📦1.0.0 | This IG
MedicationRequest.medication[x] | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept.​coding:mimsPackage | Base | preferred | MIMS | 📦4.1.0 | AU Base Implementation Guide v4.1
MedicationRequest.subject.​type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std.
MedicationRequest.performerType | Base | example | Procedure Performer Role Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.reasonCode | Base | preferred | Reason for Request | 📦1.0.0 | This IG
MedicationRequest.courseOfTherapyType | Base | example | Medication request course of therapy codes | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​additionalInstruction | Base | preferred | SNOMED CT Additional Dosage Instructions | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.durationUnit | Base | required | UnitsOfTime | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.periodUnit | Base | required | UnitsOfTime | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.dayOfWeek | Base | required | DaysOfWeek | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.when | Base | required | EventTiming | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.code | Base | extensible | Daily Frequency Value Set for Dosage | 📦1.0.0 | This IG
MedicationRequest.dosageInstruction.​asNeeded[x] | Base | preferred | Clinical Finding | ⏿1.0.2 | tx.hl7.org.au
MedicationRequest.dosageInstruction.​site | Base | preferred | Body Site | ⏿1.0.2 | tx.hl7.org.au
MedicationRequest.dosageInstruction.​route | Base | required | Route of Administration | 📦1.0.0 | This IG
MedicationRequest.dosageInstruction.​method | Base | preferred | SNOMED CT Administration Method Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​doseAndRate.type | Base | example | DoseAndRateType | 📦4.0.1 | FHIR Std.
MedicationRequest.dispenseRequest.​expectedSupplyDuration.​code | Base | required | Duration | 📦1.0.0 | This IG
MedicationRequest.substitution.​allowed[x] | Base | example | ActSubstanceAdminSubstitutionCode | 📦3.0.0 | THO v5.5
MedicationRequest.substitution.​reason | Base | preferred | Medicine Substitution Reason | 📦1.0.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | MedicationRequest | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | MedicationRequest | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | MedicationRequest | A resource should have narrative for robust management | `text.`div`.exists()`
dosage-instruction-text-length | error | MedicationRequest.dosageInstruction | Dosage instruction - text size validation | `text.length() <= 200`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
medication-request-note-length | error | MedicationRequest.note.text | Note - text size validation | `value.exists().not() or value.length() <= 256`
medreq-daily-frequency-system | error | MedicationRequest.dosageInstruction.timing.code | MedicationRequest dosage timing codes must use SNOMED CT or Medtech daily-frequency codes | `coding.all(system.empty() or system = 'http://snomed.info/sct' or system = 'https://alexapi.medtechglobal.com.au/fhir/CodeSystem/daily-frequency')`
patient-instruction-length | error | MedicationRequest.dosageInstruction.patientInstruction | Dosage instruction - patient instruction size validation | `value.exists().not() or value.length() <= 32`

This structure is derived from AlexMedicationRequest

Summary

Mandatory: 1 element
Must-Support: 2 elements

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S Σ | 1..1 | id | The ID of the existing medication to be repeated.
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices for extension |  |  |  | Content/Rules for all slices
extension:longTerm |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-long-term
extension:scheme |  | 0..1 | Coding | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-scheme Binding: Medication Scheme (required)
extension:unusualDose |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-unusual-dose
extension:regulation24 |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-regulation-24
extension:approvedNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-approved-number
extension:authorityNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-authority-number
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!S Σ | 1..1 | code | active | on-hold | cancelled | completed | entered-in-error | stopped | draft | unknown Binding: Status for Medication Request (required)
intent | ?!S Σ | 1..1 | code | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: medicationRequest Intent (required): The kind of medication order. Required Pattern: order
doNotPerform | ?!Σ | 0..1 | boolean | True if request is prohibiting action
Slices for medication[x] | Σ | 1..1 | CodeableConcept | Medication to be taken Slice: Unordered, Closed by type:$this Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
medication[x]:medicationReference | S Σ | 0..1 | Reference(Medication) | Prescribed Medication
medication[x]:medicationCodeableConcept | S Σ | 1..1 | CodeableConcept | Coded Prescribed Medication Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
Slices for coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system
coding:mimsPackage | Σ | 1..1 | Coding | MIMS Package Binding: MIMS (preferred)
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://www.mims.com.au/codes
code | S Σ | 1..1 | code | Symbol in syntax defined by the system
display | S Σ | 0..1 | string | Representation defined by the system
text | S Σ | 0..1 | string | Medication primary text
subject | S Σ | 1..1 | Reference(Patient | Group) | Who or group medication request is for
Slices for supportingInformation |  | 0..* | Reference(Resource) | Information to support ordering of the medication Slice: Unordered, Open by profile:resolve()
supportingInformation:bodyHeight |  | 0..1 | Reference(Observation Body Height Profile) | Observation of Body Height
supportingInformation:bodyWeight |  | 0..1 | Reference(Observation Body Weight Profile) | Observation of Body Weight
authoredOn | S Σ | 1..1 | dateTime | Created date
requester | S Σ | 1..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | RelatedPerson | Device) | Who/What requested the Request
note |  | 0..* | Annotation | Information about the prescription
text | S Σ C | 1..1 | markdown | The annotation - text content (as markdown) Constraints: medication-request-note-length
dosageInstruction | S C | 0..* | AUBaseDosage | Dosage information in an Australian healthcare context Constraints: dosage-instruction-text-length
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
text | S Σ | 0..1 | string | Free text dosage instructions e.g. SIG
patientInstruction | S Σ C | 0..1 | string | Patient or consumer oriented instructions Constraints: patient-instruction-length
timing | S Σ | 0..1 | Timing | Since daily frequency is user defineable in PMS, it may contain other code defined with Medtech extension
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ C | 0..1 | CodeableConcept | BID | TID | QID | AM | PM | QD | QOD | + Binding: Daily Frequency Value Set for Dosage (extensible) Constraints: medreq-daily-frequency-system
doseAndRate | S Σ | 0..* | Element | Amount of medication administered
dispenseRequest | S | 0..1 | BackboneElement | Requested dispensing
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
numberOfRepeatsAllowed | S | 0..1 | unsignedInt | Maximum repeats authorised
quantity | S | 0..1 | SimpleQuantity | Amount of medication to supply per dispense
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
expectedSupplyDuration |  | 0..1 | Duration | Number of days supply per dispense
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
system | S Σ C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org
substitution |  | 0..1 | BackboneElement | Brand substitution details
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
Slices for allowed[x] |  | 1..1 |  | Brand substitution flag Slice: Unordered, Open by type:$this Binding: ActSubstanceAdminSubstitutionCode (example): Identifies the type of substitution allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
allowed[x]:allowedBoolean | S | 0..1 | boolean | Brand substitution flag
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
MedicationRequest.status | Base | required | Status for Medication Request | 📦1.0.0 | This IG
MedicationRequest.intent | Base | required | Medication request intent | 📍4.0.1 | FHIR Std.
MedicationRequest.medication[x] | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept.​coding:mimsPackage | Base | preferred | MIMS | 📦4.1.0 | AU Base Implementation Guide v4.1
MedicationRequest.dosageInstruction.​timing.code | Base | extensible | Daily Frequency Value Set for Dosage | 📦1.0.0 | This IG
MedicationRequest.substitution.​allowed[x] | Base | example | ActSubstanceAdminSubstitutionCode | 📦3.0.0 | THO v5.5

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | MedicationRequest | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | MedicationRequest | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | MedicationRequest | A resource should have narrative for robust management | `text.`div`.exists()`
dosage-instruction-text-length | error | MedicationRequest.dosageInstruction | Dosage instruction - text size validation | `text.length() <= 200`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
medication-request-note-length | error | MedicationRequest.note.text | Note - text size validation | `value.exists().not() or value.length() <= 256`
medreq-daily-frequency-system | error | MedicationRequest.dosageInstruction.timing.code | MedicationRequest dosage timing codes must use SNOMED CT or Medtech daily-frequency codes | `coding.all(system.empty() or system = 'http://snomed.info/sct' or system = 'https://alexapi.medtechglobal.com.au/fhir/CodeSystem/daily-frequency')`
patient-instruction-length | error | MedicationRequest.dosageInstruction.patientInstruction | Dosage instruction - patient instruction size validation | `value.exists().not() or value.length() <= 32`

Differential View

This structure is derived from AlexMedicationRequest

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S | 1..1 | id | The ID of the existing medication to be repeated.
Slices for medication[x] |  |  |  | Content/Rules for all slices
medication[x]:medicationReference | S | 0..1 | Reference(Medication) | Prescribed Medication
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
MedicationRequest |  | 0..* | AlexMedicationRequest | A request for a medication for a patient in an Australian healthcare context
id | S Σ | 1..1 | id | The ID of the existing medication to be repeated.
meta | Σ | 0..1 | Meta | Metadata about the resource
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
versionId | Σ | 0..1 | id | Version specific identifier
lastUpdated | Σ | 0..1 | instant | When the resource version last changed
source | Σ | 0..1 | uri | Identifies where the resource comes from
profile | Σ | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to
security | Σ | 0..* | Coding | Security Labels applied to this resource Binding: Definition of Confidentiality Value Set (required)
tag | Σ | 0..* | Coding | Tags applied to this resource Binding: Writeback Action Type Value Set (required)
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:longTerm |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-long-term
extension:scheme |  | 0..1 | Coding | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-scheme Binding: Medication Scheme (required)
extension:unusualDose |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-unusual-dose
extension:regulation24 |  | 0..1 | boolean | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-regulation-24
extension:approvedNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-approved-number
extension:authorityNumber |  | 0..1 | string | Extension URL: https://alexapi.medtechglobal.com.au/fhir/StructureDefinition/medication-authority-number
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier |  | 0..* | Identifier, AUETPPrescriptionIdentifier, AULocalPrescriptionIdentifier | External ids for this request
status | ?!S Σ | 1..1 | code | active | on-hold | cancelled | completed | entered-in-error | stopped | draft | unknown Binding: Status for Medication Request (required)
statusReason |  | 0..1 | CodeableConcept | Reason for current status Binding: medicationRequest Status Reason Codes (example): Identifies the reasons for a given status.
intent | ?!S Σ | 1..1 | code | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: medicationRequest Intent (required): The kind of medication order. Required Pattern: order
category |  | 0..* | CodeableConcept | Type of medication usage Binding: medicationRequest Category Codes (example): A coded concept identifying the category of medication request. For example, where the medication is to be consumed or administered, or the type of medication treatment.
priority | Σ | 0..1 | code | routine | urgent | asap | stat Binding: Priority for Medication Request (required)
doNotPerform | ?!Σ | 0..1 | boolean | True if request is prohibiting action
reported[x] | Σ | 0..1 |  | Reported rather than primary record
reportedBoolean |  |  | boolean |
reportedReference |  |  | Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Organization) |
Slices for medication[x] | Σ | 1..1 | CodeableConcept | Medication to be taken Slice: Unordered, Closed by type:$this Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
medication[x]:medicationReference | S Σ | 0..1 | Reference(Medication) | Prescribed Medication
medication[x]:medicationCodeableConcept | S Σ | 1..1 | CodeableConcept | Coded Prescribed Medication Binding: SNOMEDCTMedicationCodes (example): A coded concept identifying substance or product that can be ordered.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system
coding:mimsPackage | Σ | 1..1 | Coding | MIMS Package Binding: MIMS (preferred)
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://www.mims.com.au/codes
version | Σ | 0..1 | string | Version of the system - if relevant
code | S Σ | 1..1 | code | Symbol in syntax defined by the system
display | S Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | S Σ | 0..1 | string | Medication primary text
subject | S Σ | 1..1 | Reference(Patient | Group) | Who or group medication request is for
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
reference | Σ C | 0..1 | string | Reference to Patient resource
type | Σ | 0..1 | uri | Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
identifier | Σ | 0..1 | Identifier | Logical reference, when literal reference is not known
display | Σ | 0..1 | string | External Name of Patient
encounter |  | 0..1 | Reference(Encounter) | Encounter created as part of encounter/admission/stay
Slices for supportingInformation |  | 0..* | Reference(Resource) | Information to support ordering of the medication Slice: Unordered, Open by profile:resolve()
supportingInformation:bodyHeight |  | 0..1 | Reference(Observation Body Height Profile) | Observation of Body Height
supportingInformation:bodyWeight |  | 0..1 | Reference(Observation Body Weight Profile) | Observation of Body Weight
authoredOn | S Σ | 1..1 | dateTime | Created date
requester | S Σ | 1..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | RelatedPerson | Device) | Who/What requested the Request
performer |  | 0..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | Device | RelatedPerson | CareTeam) | Intended performer of administration
performerType | Σ | 0..1 | CodeableConcept | Desired kind of performer of the medication administration Binding: ProcedurePerformerRoleCodes (example): Identifies the type of individual that is desired to administer the medication.
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole) | Person who entered the request
reasonCode |  | 0..* | CodeableConcept | Reason or indication for ordering or not ordering the medication Binding: Reason for Request (preferred)
reasonReference |  | 0..* | Reference(Condition | Observation) | Condition or observation that supports why the prescription is being written
instantiatesCanonical | Σ | 0..* | canonical() | Instantiates FHIR protocol or definition
instantiatesUri | Σ | 0..* | uri | Instantiates external protocol or definition
basedOn | Σ | 0..* | Reference(CarePlan | MedicationRequest | ServiceRequest | ImmunizationRecommendation) | What request fulfills
groupIdentifier | Σ | 0..1 | Identifier | Composite request this is part of
courseOfTherapyType |  | 0..1 | CodeableConcept | Overall pattern of medication administration Binding: medicationRequest Course of Therapy Codes (example): Identifies the overall pattern of medication administratio.
insurance |  | 0..* | Reference(Coverage | ClaimResponse) | Associated insurance coverage
note |  | 0..* | Annotation | Information about the prescription
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | S Σ C | 1..1 | markdown | The annotation - text content (as markdown) Constraints: medication-request-note-length
dosageInstruction | S C | 0..* | AUBaseDosage | Dosage information in an Australian healthcare context Constraints: dosage-instruction-text-length
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
sequence | Σ | 0..1 | integer | The order of the dosage instructions
text | S Σ | 0..1 | string | Free text dosage instructions e.g. SIG
additionalInstruction | Σ | 0..* | CodeableConcept | Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (preferred)
patientInstruction | S Σ C | 0..1 | string | Patient or consumer oriented instructions Constraints: patient-instruction-length
timing | S Σ | 0..1 | Timing | Since daily frequency is user defineable in PMS, it may contain other code defined with Medtech extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ C | 0..1 | CodeableConcept | BID | TID | QID | AM | PM | QD | QOD | + Binding: Daily Frequency Value Set for Dosage (extensible) Constraints: medreq-daily-frequency-system
asNeeded[x] | Σ | 0..1 |  | Take "as needed" (for x) Binding: Clinical Finding (preferred)
asNeededBoolean |  |  | boolean |
asNeededCodeableConcept |  |  | CodeableConcept |
site | Σ | 0..1 | CodeableConcept | Body site to administer to Binding: Body Site (preferred)
route | Σ | 0..1 | CodeableConcept | How drug should enter body Binding: Route of Administration (required)
method | Σ | 0..1 | CodeableConcept | Technique for administering medication Binding: SNOMEDCTAdministrationMethodCodes (preferred)
doseAndRate | S Σ | 0..* | Element | Amount of medication administered
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
type | Σ | 0..1 | CodeableConcept | The kind of dose or rate specified Binding: DoseAndRateType (example): The kind of dose or rate specified.
dose[x] | Σ | 0..1 |  | Amount of medication per dose
doseRange |  |  | Range |
doseQuantity |  |  | Quantity(SimpleQuantity) |
rate[x] | Σ | 0..1 |  | Amount of medication per unit of time
rateRatio |  |  | Ratio |
rateRange |  |  | Range |
rateQuantity |  |  | Quantity(SimpleQuantity) |
maxDosePerPeriod | Σ | 0..1 | Ratio | Upper limit on medication per unit of time
maxDosePerAdministration | Σ | 0..1 | SimpleQuantity | Upper limit on medication per administration
maxDosePerLifetime | Σ | 0..1 | SimpleQuantity | Upper limit on medication per lifetime of the patient
dispenseRequest | S | 0..1 | BackboneElement | Requested dispensing
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
numberOfRepeatsAllowed | S | 0..1 | unsignedInt | Maximum repeats authorised
quantity | S | 0..1 | SimpleQuantity | Amount of medication to supply per dispense
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
expectedSupplyDuration |  | 0..1 | Duration | Number of days supply per dispense
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision)
unit | S Σ | 0..1 | string | Unit representation
system | S Σ C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org
code | Σ | 0..1 | code | Coded form of the unit Binding: Duration (required)
substitution |  | 0..1 | BackboneElement | Brand substitution details
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
Slices for allowed[x] |  | 1..1 |  | Brand substitution flag Slice: Unordered, Open by type:$this Binding: ActSubstanceAdminSubstitutionCode (example): Identifies the type of substitution allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
allowed[x]:allowedBoolean | S | 0..1 | boolean | Brand substitution flag
reason |  | 0..1 | CodeableConcept | Why should (not) substitution be made Binding: Medicine Substitution Reason (preferred)
priorPrescription |  | 0..1 | Reference(MedicationRequest) | An order/prescription that is being replaced
detectedIssue |  | 0..* | Reference(DetectedIssue) | Clinical Issue with action
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
MedicationRequest.meta.​security | Base | required | Definition of Confidentiality Value Set | 📦1.0.0 | This IG
MedicationRequest.meta.​tag | Base | required | Writeback Action Type Value Set | 📦1.0.0 | This IG
MedicationRequest.language | Base | preferred | Common Languages | 📦4.0.1 | FHIR Std.
MedicationRequest.status | Base | required | Status for Medication Request | 📦1.0.0 | This IG
MedicationRequest.statusReason | Base | example | Medication request status reason codes | 📦4.0.1 | FHIR Std.
MedicationRequest.intent | Base | required | Medication request intent | 📍4.0.1 | FHIR Std.
MedicationRequest.category | Base | example | Medication request category codes | 📦4.0.1 | FHIR Std.
MedicationRequest.priority | Base | required | Priority for Medication Request | 📦1.0.0 | This IG
MedicationRequest.medication[x] | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept | Base | example | SNOMED CT Medication Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.medication[x]:medicationCodeableConcept.​coding:mimsPackage | Base | preferred | MIMS | 📦4.1.0 | AU Base Implementation Guide v4.1
MedicationRequest.subject.​type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std.
MedicationRequest.performerType | Base | example | Procedure Performer Role Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.reasonCode | Base | preferred | Reason for Request | 📦1.0.0 | This IG
MedicationRequest.courseOfTherapyType | Base | example | Medication request course of therapy codes | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​additionalInstruction | Base | preferred | SNOMED CT Additional Dosage Instructions | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.durationUnit | Base | required | UnitsOfTime | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.periodUnit | Base | required | UnitsOfTime | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.dayOfWeek | Base | required | DaysOfWeek | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.repeat.when | Base | required | EventTiming | 📍4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​timing.code | Base | extensible | Daily Frequency Value Set for Dosage | 📦1.0.0 | This IG
MedicationRequest.dosageInstruction.​asNeeded[x] | Base | preferred | Clinical Finding | ⏿1.0.2 | tx.hl7.org.au
MedicationRequest.dosageInstruction.​site | Base | preferred | Body Site | ⏿1.0.2 | tx.hl7.org.au
MedicationRequest.dosageInstruction.​route | Base | required | Route of Administration | 📦1.0.0 | This IG
MedicationRequest.dosageInstruction.​method | Base | preferred | SNOMED CT Administration Method Codes | 📦4.0.1 | FHIR Std.
MedicationRequest.dosageInstruction.​doseAndRate.type | Base | example | DoseAndRateType | 📦4.0.1 | FHIR Std.
MedicationRequest.dispenseRequest.​expectedSupplyDuration.​code | Base | required | Duration | 📦1.0.0 | This IG
MedicationRequest.substitution.​allowed[x] | Base | example | ActSubstanceAdminSubstitutionCode | 📦3.0.0 | THO v5.5
MedicationRequest.substitution.​reason | Base | preferred | Medicine Substitution Reason | 📦1.0.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | MedicationRequest | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | MedicationRequest | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | MedicationRequest | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | MedicationRequest | A resource should have narrative for robust management | `text.`div`.exists()`
dosage-instruction-text-length | error | MedicationRequest.dosageInstruction | Dosage instruction - text size validation | `text.length() <= 200`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
medication-request-note-length | error | MedicationRequest.note.text | Note - text size validation | `value.exists().not() or value.length() <= 256`
medreq-daily-frequency-system | error | MedicationRequest.dosageInstruction.timing.code | MedicationRequest dosage timing codes must use SNOMED CT or Medtech daily-frequency codes | `coding.all(system.empty() or system = 'http://snomed.info/sct' or system = 'https://alexapi.medtechglobal.com.au/fhir/CodeSystem/daily-frequency')`
patient-instruction-length | error | MedicationRequest.dosageInstruction.patientInstruction | Dosage instruction - patient instruction size validation | `value.exists().not() or value.length() <= 32`

This structure is derived from AlexMedicationRequest

Summary

Mandatory: 1 element
Must-Support: 2 elements

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