IE Medication Events Implementation Guide
0.1.0 - Nostalgic IE (draft)
IE Medication Events Implementation Guide
0.1.0 - Nostalgic IE (draft)
IE Medication Events Implementation Guide - Local Development build (v0.1.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
| Official URL: https://hl7-ie.github.io/medication-events/fhir/StructureDefinition/ie-mpd-quantity-in-words-and-figures | Version: 0.1.0 | |||
| Draft as of 2026-09-28 | Computable Name: IEMpdQuantityInWordsAndFigures | |||
HIQA EP 3.5.7.2 Quantity prescribed (free text): the overall quantity in words and figures, e.g. 'twenty-eight (28) tablets'. HIQA: a legal requirement if the item is a controlled drug under the Misuse of Drugs Act 1977 (as amended) and the Misuse of Drugs Regulations 2017 (S.I. No. 173/2017). Enforced for MDA Schedules 2, 3 and 4 Part 1 by invariant ie-rx-cd-1.
Context of Use
This extension may be used on the following element(s)
MedicationRequest
Usage info
Usages:
You can also check for usages in the FHIR IG Statistics
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension(4.0.1) | IE MPD Quantity Prescribed (Words and Figures) | |
  extension |
0..0 | Extension | ||
| url |
1..1 | uri | "https://hl7-ie.github.io/medication-events/fhir/StructureDefinition/ie-mpd-quantity-in-words-and-figures" | |
  value[x] |
1..1 | string | Value of extension | |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(4.0.1) | IE MPD Quantity Prescribed (Words and Figures) Constraints: ext-1 | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Constraints: ext-1 | ||
| url |
1..1 | uri | "https://hl7-ie.github.io/medication-events/fhir/StructureDefinition/ie-mpd-quantity-in-words-and-figures" | |
| value[x] |
1..1 | string | Value of extension | |
| Documentation for this format | ||||
This structure is derived from Extension
Summary
Simple Extension with the type string: HIQA EP 3.5.7.2 Quantity prescribed (free text): the overall quantity in words and figures, e.g. 'twenty-eight (28) tablets'. HIQA: a legal requirement if the item is a controlled drug under the Misuse of Drugs Act 1977 (as amended) and the Misuse of Drugs Regulations 2017 (S.I. No. 173/2017). Enforced for MDA Schedules 2, 3 and 4 Part 1 by invariant ie-rx-cd-1.
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(4.0.1) | IE MPD Quantity Prescribed (Words and Figures) | |
| extension |
0..0 | Extension | ||
| url |
1..1 | uri | "https://hl7-ie.github.io/medication-events/fhir/StructureDefinition/ie-mpd-quantity-in-words-and-figures" | |
| value[x] |
1..1 | string | Value of extension | |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(4.0.1) | IE MPD Quantity Prescribed (Words and Figures) Constraints: ext-1 | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Constraints: ext-1 | ||
| url |
1..1 | uri | "https://hl7-ie.github.io/medication-events/fhir/StructureDefinition/ie-mpd-quantity-in-words-and-figures" | |
| value[x] |
1..1 | string | Value of extension | |
| Documentation for this format | ||||
This structure is derived from Extension
Summary
Simple Extension with the type string: HIQA EP 3.5.7.2 Quantity prescribed (free text): the overall quantity in words and figures, e.g. 'twenty-eight (28) tablets'. HIQA: a legal requirement if the item is a controlled drug under the Misuse of Drugs Act 1977 (as amended) and the Misuse of Drugs Regulations 2017 (S.I. No. 173/2017). Enforced for MDA Schedules 2, 3 and 4 Part 1 by invariant ie-rx-cd-1.
Other representations of profile: CSV, Excel, Schematron
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | Extension, Extension.value[x] | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | Extension | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|