Medication
1.1.0 - STU

Medication, published by eHealth Platform. This guide is not an authorized publication; it is the continuous build for version 1.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-be/medication/ and changes regularly. See the Directory of published versions

## Logical Model: Dosaging (model)

Official URL: https://www.ehealth.fgov.be/standards/fhir/medication/StructureDefinition/BeModelDosagingInformation | Version: 1.1.0
Active as of 2026-03-25 | Computable Name: BeModelDosagingInformation

Structured Dosage data model.

Usages:

- Use this Logical Model: Medication Line (model) and Medication prescription (model)

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
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
@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
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
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()`

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
@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
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
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()`

This structure is derived from Base

Summary

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
@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
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
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()`

Differential View

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
BeModelDosagingInformation |  | 0..* | Base | Dosaging (model) Instances of this logical model can be the target of a Reference
timing |  | 0..1 | BackboneElement | When medication should be administered (period, time of day, frequency, etc)
@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
event |  | 0..* | dateTime | Exact date and/or time of the administration
code |  | 0..1 | CodeableConcept | Timing abbreviation (AM - morning, Q4H - once in every 4 hours, BID - twice a day, etc)
doseRange |  | 0..1 | Range | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
doseQuantity |  | 0..1 | Quantity | Amount of medication per one dose (e.g '1 tablet', '2-3 tablets', '20ml')
instructions |  | 0..1 | string | Free text instructions for the patient, e.g 'take with food', 'do not take with alcohol', etc
routeOfAdministration |  | 0..1 | CodeableConcept | Route of administration Binding: Route of Administration ValueSet (required)
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
BeModelDosagingInformation.​routeOfAdministration | Base | required | Route of Administration ValueSet | 📦1.1.0 | This IG

#### Constraints

Id | Grade | Path(s) | Description | Expression
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()`

This structure is derived from Base

Summary

Other representations of profile: CSV, Excel