Medication Prescription and Dispense (MPD)
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Medication Prescription and Dispense (MPD), published by Integrating the Healthcare Enterprise (IHE). This guide is not an authorized publication; it is the continuous build for version 1.0.0-comment-2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IHE/pharm-mpd/tree/jct-draft and changes regularly. See the Directory of published versions
Built from commit b05e71ce.   Branch: jct-draft.

Extension: Medication - Unit of presentation

Official URL: https://profiles.ihe.net/PHARM/MPD/StructureDefinition/ihe-ext-medication-unitofpresentation Version: 1.0.0-comment-2
Active as of 2026-04-07 Computable Name: MedicationUnitOfPresentation

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Unit of presentation, typically describing the smallest countable package item (e.g tablet, vial, ampoule, etc). Unit of presentation is also often used in describing pack size and the denominator of strength. If the size of presentation unit is relevant, it should be described in sizeOfItem extension.

Context of Use

    This extension may be used on the following element(s)

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

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

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Medication - Unit of presentation
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/PHARM/MPD/StructureDefinition/ihe-ext-medication-unitofpresentation"
... value[x] 1..1 CodeableConcept Value of extension
Binding: UnitOfPresentation (example)

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Medication - Unit of presentation
... id 0..1 id Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/PHARM/MPD/StructureDefinition/ihe-ext-medication-unitofpresentation"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: Unit of presentation, typically describing the smallest countable package item (e.g tablet, vial, ampoule, etc). Unit of presentation is also often used in describing pack size and the denominator of strength. If the size of presentation unit is relevant, it should be described in sizeOfItem extension.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Medication - Unit of presentation
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/PHARM/MPD/StructureDefinition/ihe-ext-medication-unitofpresentation"
... value[x] 1..1 CodeableConcept Value of extension
Binding: UnitOfPresentation (example)

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Medication - Unit of presentation
... id 0..1 id Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/PHARM/MPD/StructureDefinition/ihe-ext-medication-unitofpresentation"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: Unit of presentation, typically describing the smallest countable package item (e.g tablet, vial, ampoule, etc). Unit of presentation is also often used in describing pack size and the denominator of strength. If the size of presentation unit is relevant, it should be described in sizeOfItem extension.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x] Base example Unit Of Presentation 📦5.0.0 FHIR Std.

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()