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: EHDSMedication - Detailed Descriptions

Active as of 2025-07-08

Definitions for the EHDSMedication 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. EHDSMedication
Definition | Logical model for prescribed/dispensed medication. The model is shared by statements, requests, dispensations, and treatment lines. Each of those may have different restrictions in FHIR profile. Base definition for all types defined in FHIR type system.
Short | MedicationBase 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. EHDSMedication.identifyingCode[x]
Definition | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Short | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Control | 0..*
Type | Choice of: CodeableConcept, Identifier
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
4. EHDSMedication.classification
Definition | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Short | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Control | 0..*
Binding | WHO ATC
Type | CodeableConcept
6. EHDSMedication.productName
Definition | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Short | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSMedication.marketingAuthorisationHolder
Definition | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Short | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Control | 0..1
Type | Base
10. EHDSMedication.marketingAuthorisationHolder.organisationName
Definition | Name of the organisation holding the authorisation for marketing/mahufacturing
Short | Name of the organisation holding the authorisation for marketing/mahufacturing
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSMedication.marketingAuthorisationHolder.organisationIdentifier
Definition | Identifier of the organisation and/or its physical location
Short | Identifier of the organisation and/or its physical location
Control | 0..*
Type | Identifier
14. EHDSMedication.doseForm
Definition | Dose form(s) on a product level. Dose form for a single package item is defined below.
Short | Dose form(s) on a product level. Dose form for a single package item is defined below.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
16. EHDSMedication.packSize
Definition | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Short | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Control | 0..*
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
18. EHDSMedication.item
Definition | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Short | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Control | 0..*
Type | Base
20. EHDSMedication.item.doseForm
Definition | Dose form
Short | Dose form
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
22. EHDSMedication.item.ingredient
Definition | Ingredients
Short | Ingredients
Control | 1..*
Type | Base
24. EHDSMedication.item.ingredient.isActive
Definition | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Short | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSMedication.item.ingredient.substance
Definition | Substance
Short | Substance
Control | 1..1
Binding | EMA SPOR SMS
Type | CodeableConcept
28. EHDSMedication.item.ingredient.strengthInfo
Definition | Strength of the product - amount of substance per unit
Short | Strength of the product - amount of substance per unit
Control | 0..1
Type | Base
30. EHDSMedication.item.ingredient.strengthInfo.strength
Definition | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Short | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Control | 1..1
Type | Ratio
32. EHDSMedication.item.ingredient.strengthInfo.basisOfStrengthSubstance
Definition | Substance that the strength refers to, in case it's different from the main substance
Short | Substance that the strength refers to, in case it's different from the main substance
Control | 0..1
Binding | EMA SPOR SMS
Type | CodeableConcept
34. EHDSMedication.item.unitOfPresentation
Definition | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Short | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
36. EHDSMedication.item.containedQuantity
Definition | Manufactured item quantity for liquids (3ml / 1 vial)
Short | Manufactured item quantity for liquids (3ml / 1 vial)
Control | 0..1
Type | Ratio
38. EHDSMedication.item.amount
Definition | Number of such manufactured items in this product (5 vials)
Short | Number of such manufactured items in this product (5 vials)
Control | 0..1
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
40. EHDSMedication.item.packageType
Definition | Type of package of the medication item
Short | Type of package of the medication item
Control | 0..1
Binding | EDQM Standard Terms for packaging.
Type | CodeableConcept
42. EHDSMedication.device
Definition | Administration device included in the product
Short | Administration device included in the product
Control | 0..*
Type | Base
44. EHDSMedication.device.deviceQuantity
Definition | Number of such devices
Short | Number of such devices
Control | 1..1
Type | Quantity
46. EHDSMedication.device.device[x]
Definition | Device coded
Short | Device coded
Control | 1..1
Type | Choice of: CodeableConcept, Reference(Device model)
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
48. EHDSMedication.characteristic
Definition | Other features of the product
Short | Other features of the product
Control | 0..*
Type | Base
50. EHDSMedication.characteristic.type
Definition | A code expressing the type of characteristic
Short | A code expressing the type of characteristic
Control | 1..1
Type | CodeableConcept
52. EHDSMedication.characteristic.value[x]
Definition | Description of the characteristic
Short | Description of the characteristic
Control | 0..1
Type | Choice of: boolean, CodeableConcept, string, Quantity, dateTime, integer, decimal, Ratio
[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
54. EHDSMedication.batch
Definition | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Short | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Control | 0..1
Type | Base
56. EHDSMedication.batch.lotNumber
Definition | Batch identifier of the medicinal product
Short | Batch identifier of the medicinal product
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
58. EHDSMedication.batch.expirationDate
Definition | Batch expiration date of the medicinal product.
Short | Batch expiration date of the medicinal product.
Control | 0..1
Type | dateTime
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. EHDSMedication
Definition | Logical model for prescribed/dispensed medication. The model is shared by statements, requests, dispensations, and treatment lines. Each of those may have different restrictions in FHIR profile.
Short | Medication
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSMedication.identifyingCode[x]
Definition | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Short | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Control | 0..*
Type | Choice of: CodeableConcept, Identifier
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
4. EHDSMedication.classification
Definition | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Short | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Control | 0..*
Binding | WHO ATC
Type | CodeableConcept
6. EHDSMedication.productName
Definition | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Short | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSMedication.marketingAuthorisationHolder
Definition | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Short | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Control | 0..1
Type | Base
10. EHDSMedication.marketingAuthorisationHolder.organisationName
Definition | Name of the organisation holding the authorisation for marketing/mahufacturing
Short | Name of the organisation holding the authorisation for marketing/mahufacturing
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSMedication.marketingAuthorisationHolder.organisationIdentifier
Definition | Identifier of the organisation and/or its physical location
Short | Identifier of the organisation and/or its physical location
Control | 0..*
Type | Identifier
14. EHDSMedication.doseForm
Definition | Dose form(s) on a product level. Dose form for a single package item is defined below.
Short | Dose form(s) on a product level. Dose form for a single package item is defined below.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
16. EHDSMedication.packSize
Definition | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Short | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Control | 0..*
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
18. EHDSMedication.item
Definition | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Short | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Control | 0..*
Type | Base
20. EHDSMedication.item.doseForm
Definition | Dose form
Short | Dose form
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
22. EHDSMedication.item.ingredient
Definition | Ingredients
Short | Ingredients
Control | 1..*
Type | Base
24. EHDSMedication.item.ingredient.isActive
Definition | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Short | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSMedication.item.ingredient.substance
Definition | Substance
Short | Substance
Control | 1..1
Binding | EMA SPOR SMS
Type | CodeableConcept
28. EHDSMedication.item.ingredient.strengthInfo
Definition | Strength of the product - amount of substance per unit
Short | Strength of the product - amount of substance per unit
Control | 0..1
Type | Base
30. EHDSMedication.item.ingredient.strengthInfo.strength
Definition | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Short | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Control | 1..1
Type | Ratio
32. EHDSMedication.item.ingredient.strengthInfo.basisOfStrengthSubstance
Definition | Substance that the strength refers to, in case it's different from the main substance
Short | Substance that the strength refers to, in case it's different from the main substance
Control | 0..1
Binding | EMA SPOR SMS
Type | CodeableConcept
34. EHDSMedication.item.unitOfPresentation
Definition | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Short | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
36. EHDSMedication.item.containedQuantity
Definition | Manufactured item quantity for liquids (3ml / 1 vial)
Short | Manufactured item quantity for liquids (3ml / 1 vial)
Control | 0..1
Type | Ratio
38. EHDSMedication.item.amount
Definition | Number of such manufactured items in this product (5 vials)
Short | Number of such manufactured items in this product (5 vials)
Control | 0..1
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
40. EHDSMedication.item.packageType
Definition | Type of package of the medication item
Short | Type of package of the medication item
Control | 0..1
Binding | EDQM Standard Terms for packaging.
Type | CodeableConcept
42. EHDSMedication.device
Definition | Administration device included in the product
Short | Administration device included in the product
Control | 0..*
Type | Base
44. EHDSMedication.device.deviceQuantity
Definition | Number of such devices
Short | Number of such devices
Control | 1..1
Type | Quantity
46. EHDSMedication.device.device[x]
Definition | Device coded
Short | Device coded
Control | 1..1
Type | Choice of: CodeableConcept, Reference(Device model)
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
48. EHDSMedication.characteristic
Definition | Other features of the product
Short | Other features of the product
Control | 0..*
Type | Base
50. EHDSMedication.characteristic.type
Definition | A code expressing the type of characteristic
Short | A code expressing the type of characteristic
Control | 1..1
Type | CodeableConcept
52. EHDSMedication.characteristic.value[x]
Definition | Description of the characteristic
Short | Description of the characteristic
Control | 0..1
Type | Choice of: boolean, CodeableConcept, string, Quantity, dateTime, integer, decimal, Ratio
[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
54. EHDSMedication.batch
Definition | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Short | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Control | 0..1
Type | Base
56. EHDSMedication.batch.lotNumber
Definition | Batch identifier of the medicinal product
Short | Batch identifier of the medicinal product
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
58. EHDSMedication.batch.expirationDate
Definition | Batch expiration date of the medicinal product.
Short | Batch expiration date of the medicinal product.
Control | 0..1
Type | dateTime
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. EHDSMedication
Definition | Logical model for prescribed/dispensed medication. The model is shared by statements, requests, dispensations, and treatment lines. Each of those may have different restrictions in FHIR profile.
Short | Medication
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSMedication.identifyingCode[x]
Definition | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Short | Identifier or code for the product (virtual product, branded product or package). If several identifiers are specified, they shall not have conflicting meanings or very different granularities.
Control | 0..*
Type | Choice of: CodeableConcept, Identifier
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
4. EHDSMedication.classification
Definition | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Short | Classification (e.g. ATC; narcotic/psychotropic; orphan drug; etc.)
Control | 0..*
Binding | WHO ATC
Type | CodeableConcept
6. EHDSMedication.productName
Definition | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Short | Name of the product (full name, invented name, other). When the product has different names, the appropriate one for the context should be used. Translations of names can be provided.
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. EHDSMedication.marketingAuthorisationHolder
Definition | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Short | Marketing authorisation holder or manufacturer of the medicinal product. Relevant for identifying the exact product.
Control | 0..1
Type | Base
10. EHDSMedication.marketingAuthorisationHolder.organisationName
Definition | Name of the organisation holding the authorisation for marketing/mahufacturing
Short | Name of the organisation holding the authorisation for marketing/mahufacturing
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSMedication.marketingAuthorisationHolder.organisationIdentifier
Definition | Identifier of the organisation and/or its physical location
Short | Identifier of the organisation and/or its physical location
Control | 0..*
Type | Identifier
14. EHDSMedication.doseForm
Definition | Dose form(s) on a product level. Dose form for a single package item is defined below.
Short | Dose form(s) on a product level. Dose form for a single package item is defined below.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
16. EHDSMedication.packSize
Definition | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Short | Overall amount of product in one package (100ml; 20 tablets; 1 creme & 6 pessaries)
Control | 0..*
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
18. EHDSMedication.item
Definition | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Short | A medication item. For combination packs, this can be manufactured items with each item having its own dose form and ingredients+strengths defined
Control | 0..*
Type | Base
20. EHDSMedication.item.doseForm
Definition | Dose form
Short | Dose form
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
22. EHDSMedication.item.ingredient
Definition | Ingredients
Short | Ingredients
Control | 1..*
Type | Base
24. EHDSMedication.item.ingredient.isActive
Definition | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Short | Marks if the ingredient is considered an active ingredient. Typically excipients are not needed, so by default active ingredients are expected.
Control | 0..1
Type | boolean
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
26. EHDSMedication.item.ingredient.substance
Definition | Substance
Short | Substance
Control | 1..1
Binding | EMA SPOR SMS
Type | CodeableConcept
28. EHDSMedication.item.ingredient.strengthInfo
Definition | Strength of the product - amount of substance per unit
Short | Strength of the product - amount of substance per unit
Control | 0..1
Type | Base
30. EHDSMedication.item.ingredient.strengthInfo.strength
Definition | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Short | Concentration or presentation strength, e.g 100mg/1ml or 500mg per 1 tablet
Control | 1..1
Type | Ratio
32. EHDSMedication.item.ingredient.strengthInfo.basisOfStrengthSubstance
Definition | Substance that the strength refers to, in case it's different from the main substance
Short | Substance that the strength refers to, in case it's different from the main substance
Control | 0..1
Binding | EMA SPOR SMS
Type | CodeableConcept
34. EHDSMedication.item.unitOfPresentation
Definition | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Short | Unit of presentation for the manufactured item (tablet, vial, tube). Typically, the smallest countable object in the package.
Control | 0..1
Binding | EDQM Standard Terms
Type | CodeableConcept
36. EHDSMedication.item.containedQuantity
Definition | Manufactured item quantity for liquids (3ml / 1 vial)
Short | Manufactured item quantity for liquids (3ml / 1 vial)
Control | 0..1
Type | Ratio
38. EHDSMedication.item.amount
Definition | Number of such manufactured items in this product (5 vials)
Short | Number of such manufactured items in this product (5 vials)
Control | 0..1
Binding | UCUM for units of measure. EDQM Standard Terms for units of presentation.
Type | Quantity
40. EHDSMedication.item.packageType
Definition | Type of package of the medication item
Short | Type of package of the medication item
Control | 0..1
Binding | EDQM Standard Terms for packaging.
Type | CodeableConcept
42. EHDSMedication.device
Definition | Administration device included in the product
Short | Administration device included in the product
Control | 0..*
Type | Base
44. EHDSMedication.device.deviceQuantity
Definition | Number of such devices
Short | Number of such devices
Control | 1..1
Type | Quantity
46. EHDSMedication.device.device[x]
Definition | Device coded
Short | Device coded
Control | 1..1
Type | Choice of: CodeableConcept, Reference(Device model)
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
48. EHDSMedication.characteristic
Definition | Other features of the product
Short | Other features of the product
Control | 0..*
Type | Base
50. EHDSMedication.characteristic.type
Definition | A code expressing the type of characteristic
Short | A code expressing the type of characteristic
Control | 1..1
Type | CodeableConcept
52. EHDSMedication.characteristic.value[x]
Definition | Description of the characteristic
Short | Description of the characteristic
Control | 0..1
Type | Choice of: boolean, CodeableConcept, string, Quantity, dateTime, integer, decimal, Ratio
[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
54. EHDSMedication.batch
Definition | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Short | Batch information of a medicinal product. Typically recorded during dispense or administration, rarely known or relevant for a prescription/request.
Control | 0..1
Type | Base
56. EHDSMedication.batch.lotNumber
Definition | Batch identifier of the medicinal product
Short | Batch identifier of the medicinal product
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
58. EHDSMedication.batch.expirationDate
Definition | Batch expiration date of the medicinal product.
Short | Batch expiration date of the medicinal product.
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension