EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 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-D6-1 and changes regularly. See the Directory of published versions

## Logical Model: Medication administration model

Official URL: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSMedicationAdministration | Version: 0.1.0
Draft as of 2025-07-08 | Computable Name: EHDSMedicationAdministration

EHDS refined base model for medication administration

Usages:

- Refer to this Logical Model: Service request model

### Views of Logical Model

Description of Differentials, Snapshots and how the different presentations work.

- Differential Table
- Snapshot Table

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationAdministration |  | 0..* | Base | Medication administration model Instances of this logical model can be the target of a Reference
identifier |  | 0..* | Identifier | Medication administration identifier
subject |  | 1..1 | EHDSPatient | The patient who the medication was administrated to.
status |  | 1..1 | CodeableConcept | Status of the administration (e.g. completed, not-done, on-hold, in-progress, unknown) Binding Description: (preferred): HL7 MedicationAdimnistrationStatusCodes
statusReason |  | 0..* | CodeableConcept | Reason administration was not performed Binding Description: (preferred): SNOMED CT
medication |  | 1..1 | EHDSMedication | Administered medication
occurrence[x] |  | 1..1 |  | Specific date/time or interval of time during which the administration took place (or did not take place)
occurrenceDateTime |  |  | dateTime |
occurrencePeriod |  |  | Period |
reason[x] |  | 0..* |  | Condition or observation that supports why the medication was administered
reasonCodeableConcept |  |  | CodeableConcept |
reasonEHDSCondition |  |  | EHDSCondition |
reasonEHDSObservation |  |  | EHDSObservation |
note |  | 0..1 | string | Textual information about the administration
dosage |  | 0..1 | EHDSDosaging | Details of how medication was taken
Documentation for this format

#### Terminology Bindings (Differential)

Path | Conformance | ValueSet | URI
EHDSMedicationAdministration.status | preferred |
EHDSMedicationAdministration.statusReason | preferred |

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationAdministration |  | 0..* | Base | Medication administration model Instances of this logical model can be the target of a Reference
identifier |  | 0..* | Identifier | Medication administration identifier
subject |  | 1..1 | EHDSPatient | The patient who the medication was administrated to.
status |  | 1..1 | CodeableConcept | Status of the administration (e.g. completed, not-done, on-hold, in-progress, unknown) Binding Description: (preferred): HL7 MedicationAdimnistrationStatusCodes
statusReason |  | 0..* | CodeableConcept | Reason administration was not performed Binding Description: (preferred): SNOMED CT
medication |  | 1..1 | EHDSMedication | Administered medication
occurrence[x] |  | 1..1 |  | Specific date/time or interval of time during which the administration took place (or did not take place)
occurrenceDateTime |  |  | dateTime |
occurrencePeriod |  |  | Period |
reason[x] |  | 0..* |  | Condition or observation that supports why the medication was administered
reasonCodeableConcept |  |  | CodeableConcept |
reasonEHDSCondition |  |  | EHDSCondition |
reasonEHDSObservation |  |  | EHDSObservation |
note |  | 0..1 | string | Textual information about the administration
dosage |  | 0..1 | EHDSDosaging | Details of how medication was taken
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
EHDSMedicationAdministration.status | preferred |
EHDSMedicationAdministration.statusReason | preferred |

Other representations of model: CSV, Excel