## Profile Comparison between http://hl7.eu/fhir/base/StructureDefinition/medicationRequest-eu-core vs http://hl7.eu/fhir/base/StructureDefinition/medicationRequest-eu-core

Left: | MedicationRequest (EU core) (http://hl7.eu/fhir/base/StructureDefinition/medicationRequest-eu-core)
Right: | MedicationRequest (EU core) (http://hl7.eu/fhir/base/StructureDefinition/medicationRequest-eu-core)

### Messages

Error | StructureDefinition.version | Values for version differ: '2.0.0-gamma' vs '2.0.0'
Information | StructureDefinition.status | Values for status differ: 'draft' vs 'active'
Information | StructureDefinition.date | Values for date differ: '2026-02-25T10:00:47+01:00' vs '2026-04-27T22:40:12+03:00'

### Metadata

Name | Value | Comments
--- | --- | ---
abstract | false |
baseDefinition | http://hl7.org/fhir/StructureDefinition/MedicationRequest |
copyright | Copyright HL7 Europe. Licensed under creative commons public domain (CC0 1.0). |
date | 2026-02-25T10:00:47+01:00 | 2026-04-27T22:40:12+03:00 | Values Differ
description | This profile introduces essential constraints and extensions for the MedicationRequest resource that apply across multiple use cases. |
experimental |  |
fhirVersion | 4.0.1 |
jurisdiction |  |
jurisdiction[0] | http://unstats.un.org/unsd/methods/m49/m49.htm#150 |
kind | resource |
name | MedicationRequestEuCore |
publisher | HL7 Europe |
purpose |  |
status | draft | active | Values Differ
title | MedicationRequest (EU core) |
type | MedicationRequest |
url | http://hl7.eu/fhir/base/StructureDefinition/medicationRequest-eu-core |
version | 2.0.0-gamma | 2.0.0 | Values Differ

### Structure

Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | R Type | R Description & Constraints | Comments
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
MedicationRequest |  | 0..* | MedicationRequest | Ordering of medication for patient or group |  | 0..* | MedicationRequest | Ordering of medication for patient or group |
id | Σ | 0..1 | id | Logical id of this artifact | Σ | 0..1 | id | Logical id of this artifact |
meta | Σ | 0..1 | Meta | Metadata about the resource | Σ | 0..1 | Meta | Metadata about the resource |
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created | ?!Σ | 0..1 | uri | A set of rules under which this content was created |
language |  | 0..1 | code | Language of the request Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | Max Binding
|  | 0..1 | code | Language of the request Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | 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 |  | 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 |  | 0..* | Resource | Contained, inline Resources |
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored | ?! | 0..* | Extension | Extensions that cannot be ignored |
identifier |  | 0..* | Identifier | Business identifier for this request |  | 0..* | Identifier | Business identifier for this request |
status | ?!Σ | 1..1 | code | Current state of the order Binding: ?? (required): A coded concept specifying the state of the prescribing event. Describes the lifecycle of the prescription. | ?!Σ | 1..1 | code | Current state of the order Binding: ?? (required): A coded concept specifying the state of the prescribing event. Describes the lifecycle of the prescription. |
statusReason |  | 0..1 | CodeableConcept | Reason for current status of the order Binding: ?? (example): Identifies the reasons for a given status. |  | 0..1 | CodeableConcept | Reason for current status of the order Binding: ?? (example): Identifies the reasons for a given status. |
intent | ?!Σ | 1..1 | code | Order, proposal or plan Binding: ?? (required): The kind of medication order. | ?!Σ | 1..1 | code | Order, proposal or plan Binding: ?? (required): The kind of medication order. |
category |  | 0..* | CodeableConcept | Category of the medication request Binding: ?? (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. |  | 0..* | CodeableConcept | Category of the medication request Binding: ?? (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: ?? (required): Identifies the level of importance to be assigned to actioning the request. | Σ | 0..1 | code | routine | urgent | asap | stat Binding: ?? (required): Identifies the level of importance to be assigned to actioning the request. |
doNotPerform | ?!Σ | 0..1 | boolean | True if request is prohibiting action | ?!Σ | 0..1 | boolean | True if request is prohibiting action |
reported[x] | Σ | 0..1 | boolean, Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Organization) | Reported rather than primary record | Σ | 0..1 | boolean, Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Organization) | Reported rather than primary record |
medication[x] | Σ | 1..1 | CodeableConcept, Reference(Medication (EU core)) | Medication to be taken Binding: ?? (example): A coded concept identifying substance or product that can be ordered. | Σ | 1..1 | CodeableConcept, Reference(Medication (EU core)) | Medication to be taken Binding: ?? (example): A coded concept identifying substance or product that can be ordered. |
subject | Σ | 1..1 | Reference(Patient (EU core) | Group) | Who or group medication request is for | Σ | 1..1 | Reference(Patient (EU core) | Group) | Who or group medication request is for |
encounter |  | 0..1 | Reference(Encounter) | Encounter created as part of encounter/admission/stay |  | 0..1 | Reference(Encounter) | Encounter created as part of encounter/admission/stay |
supportingInformation |  | 0..* | Reference(Resource) | Information to support ordering of the medication |  | 0..* | Reference(Resource) | Information to support ordering of the medication |
authoredOn | Σ | 0..1 | dateTime | Date when the request was authored | Σ | 0..1 | dateTime | Date when the request was authored |
requester | Σ | 0..1 | Reference(Patient (EU core) | Practitioner (EU core) | PractitionerRole (EU core) | Organization (EU core) | RelatedPerson) | The individual responsible for ordering the medication | Σ | 0..1 | Reference(Patient (EU core) | Practitioner (EU core) | PractitionerRole (EU core) | Organization (EU core) | RelatedPerson) | The individual responsible for ordering the medication |
performer |  | 0..1 | Reference(Practitioner | PractitionerRole | Organization | Patient | Device | RelatedPerson | CareTeam) | Intended performer of administration |  | 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: ?? (example): Identifies the type of individual that is desired to administer the medication. | Σ | 0..1 | CodeableConcept | Desired kind of performer of the medication administration Binding: ?? (example): Identifies the type of individual that is desired to administer the medication. |
recorder |  | 0..1 | Reference(Practitioner | PractitionerRole) | Person who entered the request |  | 0..1 | Reference(Practitioner | PractitionerRole) | Person who entered the request |
reasonCode |  | 0..* | CodeableConcept | Reason or indication for this prescription Binding: ?? (example): A coded concept indicating why the medication was ordered.
Additional Bindings | Purpose
?? | candidate
|  | 0..* | CodeableConcept | Reason or indication for this prescription Binding: ?? (example): A coded concept indicating why the medication was ordered.
Additional Bindings | Purpose
?? | Preferred
reasonReference |  | 0..* | Reference(Condition | Observation) | Condition or observation that supports this prescription |  | 0..* | Reference(Condition | Observation) | Condition or observation that supports this prescription |
instantiatesCanonical | Σ | 0..* | canonical() | Instantiates FHIR protocol or definition | Σ | 0..* | canonical() | Instantiates FHIR protocol or definition |
instantiatesUri | Σ | 0..* | uri | Instantiates external protocol or definition | Σ | 0..* | uri | Instantiates external protocol or definition |
basedOn | Σ | 0..* | Reference(CarePlan | MedicationRequest | ServiceRequest | ImmunizationRecommendation) | What request fulfills | Σ | 0..* | Reference(CarePlan | MedicationRequest | ServiceRequest | ImmunizationRecommendation) | What request fulfills |
groupIdentifier | Σ | 0..1 | Identifier | Group identifier | Σ | 0..1 | Identifier | Group identifier |
courseOfTherapyType |  | 0..1 | CodeableConcept | Overall pattern of medication administration Binding: ?? (example): Identifies the overall pattern of medication administratio. |  | 0..1 | CodeableConcept | Overall pattern of medication administration Binding: ?? (example): Identifies the overall pattern of medication administratio. |
insurance |  | 0..* | Reference(Coverage | ClaimResponse) | Associated insurance coverage |  | 0..* | Reference(Coverage | ClaimResponse) | Associated insurance coverage |
note |  | 0..* | Annotation | Information about the prescription |  | 0..* | Annotation | Information about the prescription |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
author[x] | Σ | 0..1 | Reference(Practitioner | Patient | RelatedPerson | Organization), string | Individual responsible for the annotation | Σ | 0..1 | Reference(Practitioner | Patient | RelatedPerson | Organization), string | Individual responsible for the annotation |
time | Σ | 0..1 | dateTime | When the annotation was made | Σ | 0..1 | dateTime | When the annotation was made |
text | Σ | 1..1 | markdown | Textual note about the request | Σ | 1..1 | markdown | Textual note about the request |
dosageInstruction |  | 0..* | Dosage | How the medication should be taken. |  | 0..* | Dosage | How the medication should be taken. |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 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 | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
sequence | Σ | 0..1 | integer | The order of the dosage instructions | Σ | 0..1 | integer | The order of the dosage instructions |
text | Σ | 0..1 | string | Free text dosage instructions | Σ | 0..1 | string | Free text dosage instructions |
additionalInstruction | Σ | 0..* | CodeableConcept | Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: ?? (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery". | Σ | 0..* | CodeableConcept | Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: ?? (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery". |
patientInstruction | Σ | 0..1 | string | Patient or consumer oriented instructions | Σ | 0..1 | string | Patient or consumer oriented instructions |
timing | Σ | 0..1 | Timing | Administration schedule | Σ | 0..1 | Timing | Administration schedule |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 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 | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
event | Σ | 0..* | dateTime | When the event occurs | Σ | 0..* | dateTime | When the event occurs |
repeat | Σ C | 0..1 | Element | When the event is to occur | Σ C | 0..1 | Element | When the event is to occur |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
bounds[x] | Σ | 0..1 | Duration, Range, Period | Length/Range of lengths, or (Start and/or end) limits | Σ | 0..1 | Duration, Range, Period | Length/Range of lengths, or (Start and/or end) limits |
count | Σ | 0..1 | positiveInt | Number of times to repeat | Σ | 0..1 | positiveInt | Number of times to repeat |
countMax | Σ | 0..1 | positiveInt | Maximum number of times to repeat | Σ | 0..1 | positiveInt | Maximum number of times to repeat |
duration | Σ | 0..1 | decimal | Duration of the treatment | Σ | 0..1 | decimal | Duration of the treatment |
durationMax | Σ | 0..1 | decimal | How long when it happens (Max) | Σ | 0..1 | decimal | How long when it happens (Max) |
durationUnit | Σ | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: ?? (required): A unit of time (units from UCUM). | Σ | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: ?? (required): A unit of time (units from UCUM). |
frequency | Σ | 0..1 | positiveInt | Frequency times per period | Σ | 0..1 | positiveInt | Frequency times per period |
frequencyMax | Σ | 0..1 | positiveInt | Event occurs up to frequencyMax times per period | Σ | 0..1 | positiveInt | Event occurs up to frequencyMax times per period |
period | Σ | 0..1 | decimal | Duration of time over which repetitions are to occur | Σ | 0..1 | decimal | Duration of time over which repetitions are to occur |
periodMax | Σ | 0..1 | decimal | Upper limit of period (3-4 hours) | Σ | 0..1 | decimal | Upper limit of period (3-4 hours) |
periodUnit | Σ | 0..1 | code | Unit of the period (e.g. day) Binding: ?? (required): A unit of time (units from UCUM). | Σ | 0..1 | code | Unit of the period (e.g. day) Binding: ?? (required): A unit of time (units from UCUM). |
dayOfWeek | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: ?? (required) | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: ?? (required) |
timeOfDay | Σ | 0..* | time | Time of day for action | Σ | 0..* | time | Time of day for action |
when | Σ | 0..* | code | Code for time period of occurrence Binding: ?? (required): Real world event relating to the schedule. | Σ | 0..* | code | Code for time period of occurrence Binding: ?? (required): Real world event relating to the schedule. |
offset | Σ | 0..1 | unsignedInt | Minutes from event (before or after) | Σ | 0..1 | unsignedInt | Minutes from event (before or after) |
code | Σ | 0..1 | CodeableConcept | A code for the timing schedule. Binding: ?? (preferred): Code for a known / defined timing pattern. | Σ | 0..1 | CodeableConcept | A code for the timing schedule. Binding: ?? (preferred): Code for a known / defined timing pattern. |
asNeeded[x] | Σ | 0..1 | boolean, CodeableConcept | Take "as needed" (for x) Binding: ?? (example): A coded concept identifying the precondition that should be met or evaluated prior to consuming or administering a medication dose. For example "pain", "30 minutes prior to sexual intercourse", "on flare-up" etc. | Σ | 0..1 | boolean, CodeableConcept | Take "as needed" (for x) Binding: ?? (example): A coded concept identifying the precondition that should be met or evaluated prior to consuming or administering a medication dose. For example "pain", "30 minutes prior to sexual intercourse", "on flare-up" etc. |
site | Σ | 0..1 | CodeableConcept | Body site to administer to Binding: ?? (example): A coded concept describing the site location the medicine enters into or onto the body. | Σ | 0..1 | CodeableConcept | Body site to administer to Binding: ?? (example): A coded concept describing the site location the medicine enters into or onto the body. |
route | Σ | 0..1 | CodeableConcept | Route of administration Binding: ?? (example): A coded concept describing the route or physiological path of administration of a therapeutic agent into or onto the body of a subject. | Σ | 0..1 | CodeableConcept | Route of administration Binding: ?? (example): A coded concept describing the route or physiological path of administration of a therapeutic agent into or onto the body of a subject. |
method | Σ | 0..1 | CodeableConcept | Technique for administering medication Binding: ?? (example): A coded concept describing the technique by which the medicine is administered. | Σ | 0..1 | CodeableConcept | Technique for administering medication Binding: ?? (example): A coded concept describing the technique by which the medicine is administered. |
doseAndRate | Σ | 0..* | Element | Amount of medication administered | Σ | 0..* | Element | Amount of medication administered |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 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: ?? (example): The kind of dose or rate specified. | Σ | 0..1 | CodeableConcept | The kind of dose or rate specified Binding: ?? (example): The kind of dose or rate specified. |
Slices for dose[x] | Σ | 0..1 | Range, ?? | Amount of medication per dose Slice: Unordered, Open by type:$this | Σ | 0..1 | Range, ?? | Amount of medication per dose Slice: Unordered, Open by type:$this |
rate[x] | Σ | 0..1 | Ratio, Range, ?? | Amount of medication per unit of time | Σ | 0..1 | Ratio, Range, ?? | Amount of medication per unit of time |
maxDosePerPeriod | Σ | 0..1 | Ratio | Upper limit on medication per unit of time | Σ | 0..1 | Ratio | Upper limit on medication per unit of time |
maxDosePerAdministration | Σ | 0..1 | ?? | Upper limit on medication per administration | Σ | 0..1 | ?? | Upper limit on medication per administration |
maxDosePerLifetime | Σ | 0..1 | ?? | Upper limit on medication per lifetime of the patient | Σ | 0..1 | ?? | Upper limit on medication per lifetime of the patient |
dispenseRequest |  | 0..1 | BackboneElement | Medication supply authorization |  | 0..1 | BackboneElement | Medication supply authorization |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
initialFill |  | 0..1 | BackboneElement | First fill details |  | 0..1 | BackboneElement | First fill details |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
extension |  | 0..* | Extension | Additional content defined by implementations |  | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
quantity |  | 0..1 | ?? | First fill quantity |  | 0..1 | ?? | First fill quantity |
duration |  | 0..1 | Duration | First fill duration |  | 0..1 | Duration | First fill duration |
dispenseInterval |  | 0..1 | Duration | Interval between dispenses |  | 0..1 | Duration | Interval between dispenses |
validityPeriod |  | 0..1 | Period | Validity period of the dispense request |  | 0..1 | Period | Validity period of the dispense request |
numberOfRepeatsAllowed |  | 0..1 | unsignedInt | Number of repeats allowed |  | 0..1 | unsignedInt | Number of repeats allowed |
quantity |  | 0..1 | ?? | Amount of medication to supply per dispense |  | 0..1 | ?? | Amount of medication to supply per dispense |
expectedSupplyDuration |  | 0..1 | Duration | Number of days supply per dispense |  | 0..1 | Duration | Number of days supply per dispense |
performer |  | 0..1 | Reference(Organization) | Intended dispenser |  | 0..1 | Reference(Organization) | Intended dispenser |
substitution |  | 0..1 | BackboneElement | Whether substitution is allowed |  | 0..1 | BackboneElement | Whether substitution is allowed |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
extension |  | 0..* | Extension | Additional content defined by implementations |  | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
allowed[x] |  | 1..1 | boolean, CodeableConcept | Whether substitution is allowed or not Binding: ?? (example): Identifies the type of substitution allowed. |  | 1..1 | boolean, CodeableConcept | Whether substitution is allowed or not Binding: ?? (example): Identifies the type of substitution allowed. |
reason |  | 0..1 | CodeableConcept | Why should (not) substitution be made Binding: ?? (example): A coded concept describing the reason that a different medication should (or should not) be substituted from what was prescribed. |  | 0..1 | CodeableConcept | Why should (not) substitution be made Binding: ?? (example): A coded concept describing the reason that a different medication should (or should not) be substituted from what was prescribed. |
priorPrescription |  | 0..1 | Reference(MedicationRequest) | An order/prescription that is being replaced |  | 0..1 | Reference(MedicationRequest) | An order/prescription that is being replaced |
detectedIssue |  | 0..* | Reference(DetectedIssue) | Clinical Issue with action |  | 0..* | Reference(DetectedIssue) | Clinical Issue with action |
eventHistory |  | 0..* | Reference(Provenance) | A list of events of interest in the lifecycle |  | 0..* | Reference(Provenance) | A list of events of interest in the lifecycle |
Documentation for this format