EHDS Logical Information Models
0.4.0 - draft
EHDS Logical Information Models
0.4.0 - draft
EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.4.0 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/ and changes regularly. See the Directory of published versions
| Draft as of 2026-02-22 |
Definitions for the EHDSMedicationUseObligations logical model.
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSMedicationUse | |||||
| Definition | Statement about a single medication as part of a medication summary. Base definition for all types defined in FHIR type system. | ||||
| Short | Medication use 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. EHDSMedicationUse.header | |||||
| Definition | Basic metadata for this information | ||||
| Short | Basic metadata for this information | ||||
| Control | 1..1 | ||||
| Type | Base | ||||
| 4. EHDSMedicationUse.header.subject | |||||
| Definition | Patient/subject information | ||||
| Short | Patient/subject information | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient | ||||
| Obligations |
| ||||
| 6. EHDSMedicationUse.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. EHDSMedicationUse.header.author[x] | |||||
| Definition | The author of the medication use statement | ||||
| Short | The author of the medication use statement | ||||
| Control | 0..* | ||||
| 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. EHDSMedicationUse.header.date | |||||
| Definition | Date and optionally time of authoring/issuing | ||||
| Short | Date and optionally time of authoring/issuing | ||||
| Control | 0..1 | ||||
| Type | dateTime | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| 12. EHDSMedicationUse.header.status | |||||
| Definition | Status of the medication use statement (e.g. recorded) | ||||
| Short | Status of the medication use statement (e.g. recorded) | ||||
| Control | 1..1 | ||||
| Binding | HL7 MedicationStatement Status Codes | ||||
| Type | CodeableConcept | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | ||||
| 14. EHDSMedicationUse.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..1 | ||||
| Type | CodeableConcept | ||||
| 16. EHDSMedicationUse.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. EHDSMedicationUse.treatmentStatus | |||||
| Definition | The current status of taking the medicine (e.g. taking, on-hold, stopped) | ||||
| Short | The current status of taking the medicine (e.g. taking, on-hold, stopped) | ||||
| Control | 0..1 | ||||
| Type | CodeableConcept | ||||
| Requirements | MyHealth@EU | ||||
| 20. EHDSMedicationUse.changeType | |||||
| Definition | Medication use's change type in a medication summary (e.g. 'added', 'removed', 'altered'). Relevant at the time of discharge or other alteration of the active medications' list. | ||||
| Short | Medication use's change type in a medication summary (e.g. 'added', 'removed', 'altered'). Relevant at the time of discharge or other alteration of the active medications' list. | ||||
| Control | 0..* | ||||
| Type | CodeableConcept | ||||
| 22. EHDSMedicationUse.medication | |||||
| Definition | Describes the medicinal product. | ||||
| Short | Describes the medicinal product. | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedication | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 24. EHDSMedicationUse.reason[x] | |||||
| Definition | Reason for the use of the medication (typically diagnosis, or a procedure) | ||||
| Short | Reason for the use of the medication (typically diagnosis, or a procedure) | ||||
| Control | 0..* | ||||
| Type | Choice of: CodeableConcept, string | ||||
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 26. EHDSMedicationUse.dosageInstructions | |||||
| Definition | Details of how medication is/was taken or should be taken | ||||
| Short | Details of how medication is/was taken or should be taken | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDosage | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 28. EHDSMedicationUse.periodOfUse | |||||
| Definition | Period when the patient took, is taking or is expected to take the medication | ||||
| Short | Period when the patient took, is taking or is expected to take the medication | ||||
| Control | 0..1 | ||||
| Type | Period | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 30. EHDSMedicationUse.derivedFrom[x] | |||||
| Definition | Prescriptions, dispenses or administrations that are the basis of this medication use statement. | ||||
| Short | Prescriptions, dispenses or administrations that are the basis of this medication use statement. | ||||
| Control | 0..* | ||||
| Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationPrescription, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationDispense, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationAdministration | ||||
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | ||||
| 32. EHDSMedicationUse.note | |||||
| Definition | Additional information about the medication use statement | ||||
| Short | Additional information about the medication use statement | ||||
| Control | 0..1 | ||||
| Type | string | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| Obligations |
| ||||
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSMedicationUse | |||||
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | ||||
| 2. EHDSMedicationUse.header | |||||
| 4. EHDSMedicationUse.header.subject | |||||
| Obligations |
| ||||
| 6. EHDSMedicationUse.header.status | |||||
| Obligations |
| ||||
| 8. EHDSMedicationUse.medication | |||||
| Obligations |
| ||||
| 10. EHDSMedicationUse.reason[x] | |||||
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | ||||
| Obligations |
| ||||
| 12. EHDSMedicationUse.dosageInstructions | |||||
| Obligations |
| ||||
| 14. EHDSMedicationUse.periodOfUse | |||||
| Obligations |
| ||||
| 16. EHDSMedicationUse.note | |||||
| Obligations |
| ||||
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSMedicationUse | |||||
| Definition | Statement about a single medication as part of a medication summary. | ||||
| Short | Medication use model | ||||
| Control | 0..* | ||||
| Is Modifier | false | ||||
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | ||||
| 2. EHDSMedicationUse.header | |||||
| Definition | Basic metadata for this information | ||||
| Short | Basic metadata for this information | ||||
| Control | 1..1 | ||||
| Type | Base | ||||
| 4. EHDSMedicationUse.header.subject | |||||
| Definition | Patient/subject information | ||||
| Short | Patient/subject information | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient | ||||
| Obligations |
| ||||
| 6. EHDSMedicationUse.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. EHDSMedicationUse.header.author[x] | |||||
| Definition | The author of the medication use statement | ||||
| Short | The author of the medication use statement | ||||
| Control | 0..* | ||||
| 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. EHDSMedicationUse.header.date | |||||
| Definition | Date and optionally time of authoring/issuing | ||||
| Short | Date and optionally time of authoring/issuing | ||||
| Control | 0..1 | ||||
| Type | dateTime | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| 12. EHDSMedicationUse.header.status | |||||
| Definition | Status of the medication use statement (e.g. recorded) | ||||
| Short | Status of the medication use statement (e.g. recorded) | ||||
| Control | 1..1 | ||||
| Binding | HL7 MedicationStatement Status Codes | ||||
| Type | CodeableConcept | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, MyHealth@EU, ISO IPS | ||||
| 14. EHDSMedicationUse.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..1 | ||||
| Type | CodeableConcept | ||||
| 16. EHDSMedicationUse.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. EHDSMedicationUse.treatmentStatus | |||||
| Definition | The current status of taking the medicine (e.g. taking, on-hold, stopped) | ||||
| Short | The current status of taking the medicine (e.g. taking, on-hold, stopped) | ||||
| Control | 0..1 | ||||
| Type | CodeableConcept | ||||
| Requirements | MyHealth@EU | ||||
| 20. EHDSMedicationUse.changeType | |||||
| Definition | Medication use's change type in a medication summary (e.g. 'added', 'removed', 'altered'). Relevant at the time of discharge or other alteration of the active medications' list. | ||||
| Short | Medication use's change type in a medication summary (e.g. 'added', 'removed', 'altered'). Relevant at the time of discharge or other alteration of the active medications' list. | ||||
| Control | 0..* | ||||
| Type | CodeableConcept | ||||
| 22. EHDSMedicationUse.medication | |||||
| Definition | Describes the medicinal product. | ||||
| Short | Describes the medicinal product. | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedication | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 24. EHDSMedicationUse.reason[x] | |||||
| Definition | Reason for the use of the medication (typically diagnosis, or a procedure) | ||||
| Short | Reason for the use of the medication (typically diagnosis, or a procedure) | ||||
| Control | 0..* | ||||
| Type | Choice of: CodeableConcept, string | ||||
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 26. EHDSMedicationUse.dosageInstructions | |||||
| Definition | Details of how medication is/was taken or should be taken | ||||
| Short | Details of how medication is/was taken or should be taken | ||||
| Control | 1..1 | ||||
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDosage | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 28. EHDSMedicationUse.periodOfUse | |||||
| Definition | Period when the patient took, is taking or is expected to take the medication | ||||
| Short | Period when the patient took, is taking or is expected to take the medication | ||||
| Control | 0..1 | ||||
| Type | Period | ||||
| Obligations |
| ||||
| Requirements | eHN PS Guideline, ISO IPS, MyHealth@EU | ||||
| 30. EHDSMedicationUse.derivedFrom[x] | |||||
| Definition | Prescriptions, dispenses or administrations that are the basis of this medication use statement. | ||||
| Short | Prescriptions, dispenses or administrations that are the basis of this medication use statement. | ||||
| Control | 0..* | ||||
| Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationPrescription, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationDispense, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationAdministration | ||||
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | ||||
| 32. EHDSMedicationUse.note | |||||
| Definition | Additional information about the medication use statement | ||||
| Short | Additional information about the medication use statement | ||||
| Control | 0..1 | ||||
| Type | string | ||||
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | ||||
| Obligations |
| ||||
IG © 2022+ Xt-EHR. Package xtehr.eu.ehds.models#0.4.0 based on FHIR 5.0.0. Generated 2026-02-22
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The Xt-EHR action is co-funded by the European Union, EU4Health Program 2021-2027, under Grant Agreement Nr.ยบ 101128085.
