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/ and changes regularly. See the Directory of published versions

## Logical Model: Medication prescription model

Official URL: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSMedicationPrescription | Version: 0.2.1
Draft as of 2026-02-05 | Computable Name: EHDSMedicationPrescription

Logical model for medication prescription. A prescription contains one or more prescription items.

Usages:

- This Logical Model is not used by any profiles in this Implementation Guide

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
source |  | 0..1 | CodeableConcept | 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.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​header.language | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
source |  | 0..1 | CodeableConcept | 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.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​header.language | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Summary

Mandatory: 3 elements(6 nested mandatory elements)

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
source |  | 0..1 | CodeableConcept | 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.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​header.language | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from EHDSDataSet

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSMedicationPrescription |  | 0..* | EHDSDataSet | Medication prescription model Elements defined in Ancestors:header Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Prescription header
subject |  | 1..1 | EHDSPatient | The person for whom the medication is prescribed/ordered. [Used for searching]
identifier |  | 1..* | Identifier | Business identifier(s) for the prescription. [Used for searching]
author[x] |  | 1..* |  | The prescriber, the person who made the prescription, and who takes the responsibility for the treatment. [Used for searching]
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
date |  | 1..1 | dateTime | Time of issuing (signing) the prescription by health care professional. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of authorisation for dispensing the prescription items. This should not be the status of treatment. For a multiple-item prescription, this conveys the aggregate status of the entire prescription. In case of a single-item prescription, prescriptionItem.status shall be the same as EHDSMedicationPrescription.header.status. [Used for searching]
source |  | 0..1 | CodeableConcept | 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.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or changed from a previous state.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
presentedForm |  | 0..* | EHDSAttachment | Entire prescription as issued. Various formats could be provided, PDF format is recommended.
prescriptionItem |  | 1..* | Base | Prescription line for one medication. In many countries, only one item is allowed and there shall be no expectation to be able to manage multiple items. In case multiple medications are allowed, all items need to be authored together.
identifier |  | 1..1 | Identifier | Identifier for a single item on prescription, if exists. In case of single-item prescription, this identifier is typically the same as prescription identifier. [Used for searching]
status |  | 1..1 | CodeableConcept | Status of a single item of a multi-item prescription. In case of single-item prescriptions, the status of prescription has the same meaning as the status of the item.
statusReason[x] |  | 0..1 |  | Reason for the current status of prescription, for example the reason why the prescription was made invalid or why the prescription was changed from previous
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
medication |  | 1..1 | EHDSMedication | Prescribed product, branded, generic, virtual, extemporal, etc
indication[x] |  | 0..* |  | Reason for the prescription (typically diagnosis, or a procedure) Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
indicationCodeableConcept |  |  | CodeableConcept |
indicationEHDSCondition |  |  | EHDSCondition |
indicationString |  |  | string |
intendedUseType |  | 0..1 | CodeableConcept | Intent of the prescription - prophylaxis, treatment, anesthesia, etc
periodOfUse |  | 0..1 | Period | Period over which the medication is to be taken (in case of multiple dosaging schemes, this would be the overall period of all dosages.)
quantityPrescribed |  | 0..1 | Quantity | Overall quantity of prescribed product (e.g number of packages or number of tablets). Binding Description: (preferred): UCUM, EDQM Standard Terms
dosageInstructions |  | 1..* | EHDSDosaging | Dosaging and administration instructions
validityPeriod |  | 0..1 | Period | The period over which the prescription is considered valid and dispensable. validityPeriod.start is, if missing, is assumed to be the date of issuing the prescription.
substitution |  | 0..1 | Base | Whether and which type of substitution is allowed for this prescription. The legislation in the country of dispense applies, e.g. if this information is missing.
allowed[x] |  | 0..1 |  | Whether and to what extent substitution is allowed.
allowedBoolean |  |  | boolean |
allowedCodeableConcept |  |  | CodeableConcept |
reason[x] |  | 0..1 |  | Reason for the substitution requirement (e.g. Biological product, Patient allergic to an excipient in alternative products, etc)
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
numberOfRepeats |  | 0..1 | integer | Number of refills authorised - how many times the prescription item can be dispensed in addition to the original dispense.
minimumDispenseInterval |  | 0..1 | Quantity | Minimum dispense interval. If a prescription allows for repeated dispensations, the interval between dispensations shall be stated here.
offLabel |  | 0..1 | Base | Indicates that the prescriber has knowingly prescribed the medication for an indication, age group, dosage, or route of administration that is not approved by the regulatory agencies and is not mentioned in the prescribing information for the drug
isOffLabelUse |  | 1..1 | boolean | Indicates off-label use. Must be 'true' when .reason is provided.
reason[x] |  | 0..* |  | Reason or related clarification for off-label use
reasonCodeableConcept |  |  | CodeableConcept |
reasonString |  |  | string |
note |  | 0..1 | string | Additional information or comments, e.g. message to the dispenser
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSMedicationPrescription.​header.language | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.indication[x] | Base | preferred |  | Not State | Unknown
EHDSMedicationPrescription.​prescriptionItem.quantityPrescribed | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Summary

Mandatory: 3 elements(6 nested mandatory elements)

Other representations of profile: CSV, Excel