EHDS Logical Information Models
0.2.1 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.2.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/tree/stakeholder-consultation-D7-1 and changes regularly. See the Directory of published versions

## Logical Model: EHDSMedicationDispense - Detailed Descriptions

Draft as of 2026-02-09

Definitions for the EHDSMedicationDispense logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSMedicationDispense
Definition | Logical model for medication dispensation (based on a request and dispensed in a pharmacy). Implementers should take into account, if allowed and needed, the calculation of remaining dispensable product based on this information. Base definition for all types defined in FHIR type system.
Short | Medication dispense modelBase for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSMedicationDispense.header
Definition | Basic metadata for this information
Short | Basic metadata for this information
Control | 1..1
Type | Base
4. EHDSMedicationDispense.header.subject
Definition | Patient/subject information
Short | Patient/subject information
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSMedicationDispense.header.identifier
Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 0..*
Type | Identifier
8. EHDSMedicationDispense.header.author[x]
Definition | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Short | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Control | 1..*
Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
10. EHDSMedicationDispense.header.date
Definition | Date and time of issuing the dispense record
Short | Date and time of issuing the dispense record
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSMedicationDispense.header.status
Definition | The status of the dispense, e.g. completed, declined, entered-in-error
Short | The status of the dispense, e.g. completed, declined, entered-in-error
Control | 1..1
Binding | HL7 MedicationDispense Status Codes
Type | CodeableConcept
14. EHDSMedicationDispense.header.source
Definition | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Short | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control | 0..0
Type | CodeableConcept
16. EHDSMedicationDispense.header.language
Definition | Language in which the resource is written. Language is expressed by the IETF language tag.
Short | Language in which the resource is written. Language is expressed by the IETF language tag.
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
18. EHDSMedicationDispense.dispenseLocation
Definition | Location of dispense
Short | Location of dispense
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
20. EHDSMedicationDispense.receiver[x]
Definition | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Short | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Control | 0..1
Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSRelatedPerson
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
22. EHDSMedicationDispense.relatedRequest
Definition | Identifier of the prescription item the dispense is related to
Short | Identifier of the prescription item the dispense is related to
Control | 0..*
Type | Identifier
24. EHDSMedicationDispense.medication
Definition | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Short | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedication
26. EHDSMedicationDispense.dispensedQuantity
Definition | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Short | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Control | 1..1
Binding | UCUM, EDQM Standard Terms
Type | Quantity
28. EHDSMedicationDispense.timeOfDispensation
Definition | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Short | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
30. EHDSMedicationDispense.substitutionOccurred
Definition | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Short | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
32. EHDSMedicationDispense.dosageInstructions
Definition | Dosage and administration instructions
Short | Dosage and administration instructions
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDosage
34. EHDSMedicationDispense.note
Definition | Additional information or comments
Short | Additional information or comments
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSMedicationDispense
Definition | Logical model for medication dispensation (based on a request and dispensed in a pharmacy). Implementers should take into account, if allowed and needed, the calculation of remaining dispensable product based on this information.
Short | Medication dispense model
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSMedicationDispense.header
4. EHDSMedicationDispense.header.author[x]
Definition | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Short | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Control | 1..?
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
6. EHDSMedicationDispense.header.date
Definition | Date and time of issuing the dispense record
Short | Date and time of issuing the dispense record
Control | 1..?
8. EHDSMedicationDispense.header.status
Definition | The status of the dispense, e.g. completed, declined, entered-in-error
Short | The status of the dispense, e.g. completed, declined, entered-in-error
Binding | HL7 MedicationDispense Status Codes
10. EHDSMedicationDispense.header.source
Control | 0..0
12. EHDSMedicationDispense.dispenseLocation
Definition | Location of dispense
Short | Location of dispense
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
14. EHDSMedicationDispense.receiver[x]
Definition | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Short | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Control | 0..1
Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSRelatedPerson
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
16. EHDSMedicationDispense.relatedRequest
Definition | Identifier of the prescription item the dispense is related to
Short | Identifier of the prescription item the dispense is related to
Control | 0..*
Type | Identifier
18. EHDSMedicationDispense.medication
Definition | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Short | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedication
20. EHDSMedicationDispense.dispensedQuantity
Definition | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Short | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Control | 1..1
Binding | UCUM, EDQM Standard Terms
Type | Quantity
22. EHDSMedicationDispense.timeOfDispensation
Definition | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Short | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
24. EHDSMedicationDispense.substitutionOccurred
Definition | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Short | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSMedicationDispense.dosageInstructions
Definition | Dosage and administration instructions
Short | Dosage and administration instructions
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDosage
28. EHDSMedicationDispense.note
Definition | Additional information or comments
Short | Additional information or comments
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSMedicationDispense
Definition | Logical model for medication dispensation (based on a request and dispensed in a pharmacy). Implementers should take into account, if allowed and needed, the calculation of remaining dispensable product based on this information.
Short | Medication dispense model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSMedicationDispense.header
Definition | Basic metadata for this information
Short | Basic metadata for this information
Control | 1..1
Type | Base
4. EHDSMedicationDispense.header.subject
Definition | Patient/subject information
Short | Patient/subject information
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSMedicationDispense.header.identifier
Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 0..*
Type | Identifier
8. EHDSMedicationDispense.header.author[x]
Definition | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Short | The actor who issued the dispense record. Responsibility for the dispense should be traceable from this information.
Control | 1..*
Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
10. EHDSMedicationDispense.header.date
Definition | Date and time of issuing the dispense record
Short | Date and time of issuing the dispense record
Control | 1..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSMedicationDispense.header.status
Definition | The status of the dispense, e.g. completed, declined, entered-in-error
Short | The status of the dispense, e.g. completed, declined, entered-in-error
Control | 1..1
Binding | HL7 MedicationDispense Status Codes
Type | CodeableConcept
14. EHDSMedicationDispense.header.source
Definition | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Short | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control | 0..0
Type | CodeableConcept
16. EHDSMedicationDispense.header.language
Definition | Language in which the resource is written. Language is expressed by the IETF language tag.
Short | Language in which the resource is written. Language is expressed by the IETF language tag.
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
18. EHDSMedicationDispense.dispenseLocation
Definition | Location of dispense
Short | Location of dispense
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSLocation
20. EHDSMedicationDispense.receiver[x]
Definition | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Short | Identification of the person who received the dispensed medication, especially when it was not the patient. When not present, it is assumed that the patient is the receiver.
Control | 0..1
Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSRelatedPerson
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
22. EHDSMedicationDispense.relatedRequest
Definition | Identifier of the prescription item the dispense is related to
Short | Identifier of the prescription item the dispense is related to
Control | 0..*
Type | Identifier
24. EHDSMedicationDispense.medication
Definition | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Short | Exact dispensed product. If multiple medications are dispensed together, multiple dispense records should be created.
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedication
26. EHDSMedicationDispense.dispensedQuantity
Definition | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Short | Number of dispensed packages if the package size is known, or number of smaller items/units, according to the medication dispensed. A unit is expected.
Control | 1..1
Binding | UCUM, EDQM Standard Terms
Type | Quantity
28. EHDSMedicationDispense.timeOfDispensation
Definition | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Short | Date and time when medication was handed over. When not present, the time of dispensation is assumed to be the time of issuing dispense record.
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
30. EHDSMedicationDispense.substitutionOccurred
Definition | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Short | Whether substitution was made by the dispenser. Definition of substitution is specific to the jurisdiction.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
32. EHDSMedicationDispense.dosageInstructions
Definition | Dosage and administration instructions
Short | Dosage and administration instructions
Control | 0..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDosage
34. EHDSMedicationDispense.note
Definition | Additional information or comments
Short | Additional information or comments
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension