{
"description": "R4B: `MedicationKnowledge.drugCharacteristic` (new:BackboneElement)",
"_filename": "StructureDefinition-ext-R4B-MedicationKnowledge.drugCharacteristic.json",
"package_name": "hl7.fhir.uv.xver-r4b.r3",
"date": "2026-03-17T21:02:03.8104715+00:00",
"derivation": "constraint",
"publisher": "FHIR Infrastructure",
"fhirVersion": "3.0.2",
"jurisdiction": [ {
"coding": [ {
"code": "001",
"system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
"display": "World"
} ]
} ],
"purpose": "This extension is part of the cross-version definitions generated to enable use of the\r\nelement `MedicationKnowledge.drugCharacteristic` as defined in FHIR R4B\r\nin FHIR STU3.\r\n\r\nThe source element is defined as:\r\n`MedicationKnowledge.drugCharacteristic` 0..* `BackboneElement`\r\n\r\nAcross FHIR versions, the element set has been mapped as:\r\n* R4B: `MedicationKnowledge.drugCharacteristic` 0..* `BackboneElement`\r\n\r\nFollowing are the generation technical comments:\r\nElement `MedicationKnowledge.drugCharacteristic` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"name": "ExtensionMedicationKnowledge_DrugCharacteristic",
"mapping": [ {
"uri": "http://hl7.org/v3",
"name": "RIM Mapping",
"identity": "rim"
} ],
"abstract": false,
"type": "Extension",
"experimental": "false",
"resourceType": "StructureDefinition",
"title": "R4B: Specifies descriptive properties of the medicine (new)",
"package_version": "0.1.0",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
"valueCode": "fhir"
}, {
"url": "http://hl7.org/fhir/StructureDefinition/package-source",
"extension": [ {
"url": "packageId",
"valueId": "hl7.fhir.uv.xver-r4b.r3"
}, {
"url": "version",
"valueString": "0.1.0"
}, {
"url": "uri",
"valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
} ]
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
"valueInteger": 0,
"_valueInteger": {
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
"valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
} ]
}
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
"valueCode": "trial-use",
"_valueCode": {
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
"valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
} ]
}
} ],
"snapshot": {
"element": [ {
"constraint": [ {
"key": "ele-1",
"human": "All FHIR elements must have a @value or children",
"xpath": "@value|f:*|h:div",
"source": "http://hl7.org/fhir/StructureDefinition/Element",
"severity": "error",
"expression": "hasValue() | (children().count() > id.count())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic` (new:BackboneElement)",
"isModifier": false,
"short": "R4B: Specifies descriptive properties of the medicine (new)",
"max": "*",
"id": "Extension",
"condition": [ "ele-1" ],
"comment": "Element `MedicationKnowledge.drugCharacteristic` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"base": {
"max": "*",
"min": 0,
"path": "Extension"
}
}, {
"path": "Extension.id",
"min": 0,
"definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"short": "xml:id (or equivalent in JSON)",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"type": [ {
"code": "string"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.id",
"base": {
"max": "1",
"min": 0,
"path": "Element.id"
}
}, {
"path": "Extension.extension",
"min": 0,
"definition": "An Extension",
"short": "Extension",
"slicing": {
"rules": "open",
"ordered": false,
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"max": "*",
"id": "Extension.extension",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
}
}, {
"path": "Extension.extension",
"requirements": "Element `MedicationKnowledge.drugCharacteristic.type` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.type` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.type` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic.type` (new:CodeableConcept)",
"short": "R4B: Code specifying the type of characteristic of medication (new)",
"type": [ {
"code": "Extension"
} ],
"sliceName": "type",
"max": "1",
"id": "Extension.extension:type",
"comment": "Element `MedicationKnowledge.drugCharacteristic.type` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.type` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.type` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
}
}, {
"path": "Extension.extension.id",
"min": 0,
"definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"short": "xml:id (or equivalent in JSON)",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"type": [ {
"code": "string"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:type.id",
"base": {
"max": "1",
"min": 0,
"path": "Element.id"
}
}, {
"path": "Extension.extension.extension",
"min": 0,
"definition": "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"short": "Additional Content defined by implementations",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"alias": [ "extensions", "user content" ],
"max": "*",
"id": "Extension.extension:type.extension",
"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
}
}, {
"path": "Extension.extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"short": "identifies the meaning of the extension",
"fixedUri": "type",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:type.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
}
}, {
"path": "Extension.extension.value[x]",
"min": 0,
"definition": "A code specifying which characteristic of the medicine is being described (for example, colour, shape, imprint).",
"short": "Code specifying the type of characteristic of medication",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "CodeableConcept"
} ],
"binding": {
"strength": "example",
"description": "A coded concept defining the characteristic types of a medication.",
"valueSetUri": "http://hl7.org/fhir/uv/xver/ValueSet/R4B-medicationknowledge-characteristic-for-R3|0.1.0"
},
"max": "1",
"id": "Extension.extension:type.value[x]",
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
}
}, {
"path": "Extension.extension",
"requirements": "Element `MedicationKnowledge.drugCharacteristic.value[x]` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic.value[x]` (new:base64Binary, CodeableConcept, Quantity[SimpleQuantity], string)",
"short": "R4B: Description of the characteristic (new)",
"type": [ {
"code": "Extension"
} ],
"sliceName": "value",
"max": "1",
"id": "Extension.extension:value",
"comment": "Element `MedicationKnowledge.drugCharacteristic.value[x]` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).\nThe description should be provided as a CodeableConcept, SimpleQuantity or an image. The description can be a string only when these others are not available.",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
}
}, {
"path": "Extension.extension.id",
"min": 0,
"definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"short": "xml:id (or equivalent in JSON)",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"type": [ {
"code": "string"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:value.id",
"base": {
"max": "1",
"min": 0,
"path": "Element.id"
}
}, {
"path": "Extension.extension.extension",
"min": 0,
"definition": "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
"short": "Additional Content defined by implementations",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"alias": [ "extensions", "user content" ],
"max": "*",
"id": "Extension.extension:value.extension",
"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
}
}, {
"path": "Extension.extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"short": "identifies the meaning of the extension",
"fixedUri": "value",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:value.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
}
}, {
"path": "Extension.extension.value[x]",
"min": 0,
"definition": "Description of the characteristic.",
"short": "Description of the characteristic",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "CodeableConcept"
}, {
"code": "string"
}, {
"code": "Quantity",
"profile": "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
}, {
"code": "base64Binary"
} ],
"max": "1",
"id": "Extension.extension:value.value[x]",
"comment": "The description should be provided as a CodeableConcept, SimpleQuantity or an image. The description can be a string only when these others are not available.",
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
}
}, {
"path": "Extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"short": "identifies the meaning of the extension",
"fixedUri": "http://hl7.org/fhir/4.3/StructureDefinition/extension-MedicationKnowledge.drugCharacteristic",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
}
}, {
"path": "Extension.value[x]",
"min": 0,
"definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
"short": "Value of extension",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "base64Binary"
}, {
"code": "boolean"
}, {
"code": "code"
}, {
"code": "date"
}, {
"code": "dateTime"
}, {
"code": "decimal"
}, {
"code": "id"
}, {
"code": "instant"
}, {
"code": "integer"
}, {
"code": "markdown"
}, {
"code": "oid"
}, {
"code": "positiveInt"
}, {
"code": "string"
}, {
"code": "time"
}, {
"code": "unsignedInt"
}, {
"code": "uri"
}, {
"code": "Address"
}, {
"code": "Age"
}, {
"code": "Annotation"
}, {
"code": "Attachment"
}, {
"code": "CodeableConcept"
}, {
"code": "Coding"
}, {
"code": "ContactPoint"
}, {
"code": "Count"
}, {
"code": "Distance"
}, {
"code": "Duration"
}, {
"code": "HumanName"
}, {
"code": "Identifier"
}, {
"code": "Money"
}, {
"code": "Period"
}, {
"code": "Quantity"
}, {
"code": "Range"
}, {
"code": "Ratio"
}, {
"code": "Reference"
}, {
"code": "SampledData"
}, {
"code": "Signature"
}, {
"code": "Timing"
}, {
"code": "Meta"
} ],
"max": "0",
"id": "Extension.value[x]",
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
}
} ]
},
"status": "active",
"id": "2207a12f-0951-42de-9e09-829664b9f0c4",
"kind": "complex-type",
"url": "http://hl7.org/fhir/4.3/StructureDefinition/extension-MedicationKnowledge.drugCharacteristic",
"context": [ "Basic" ],
"version": "0.1.0",
"differential": {
"element": [ {
"path": "Extension",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic` (new:BackboneElement)",
"isModifier": false,
"short": "R4B: Specifies descriptive properties of the medicine (new)",
"max": "*",
"id": "Extension",
"comment": "Element `MedicationKnowledge.drugCharacteristic` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"base": {
"max": "*",
"min": 0,
"path": "Extension"
}
}, {
"id": "Extension.extension",
"max": "*",
"min": 0,
"base": {
"max": "*",
"min": 0,
"path": "Extension.extension"
},
"path": "Extension.extension",
"slicing": {
"rules": "open",
"ordered": false,
"discriminator": [ {
"path": "url",
"type": "value"
} ]
}
}, {
"path": "Extension.extension",
"requirements": "Element `MedicationKnowledge.drugCharacteristic.type` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.type` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.type` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic.type` (new:CodeableConcept)",
"short": "R4B: Code specifying the type of characteristic of medication (new)",
"sliceName": "type",
"max": "1",
"id": "Extension.extension:type",
"comment": "Element `MedicationKnowledge.drugCharacteristic.type` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.type` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.type` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"base": {
"max": "*",
"min": 0,
"path": "Extension.extension"
}
}, {
"id": "Extension.extension:type.url",
"max": "1",
"min": 1,
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"path": "Extension.extension.url",
"fixedUri": "type"
}, {
"path": "Extension.extension.value[x]",
"min": 0,
"definition": "A code specifying which characteristic of the medicine is being described (for example, colour, shape, imprint).",
"short": "Code specifying the type of characteristic of medication",
"type": [ {
"code": "CodeableConcept"
} ],
"binding": {
"strength": "example",
"description": "A coded concept defining the characteristic types of a medication.",
"valueSetUri": "http://hl7.org/fhir/uv/xver/ValueSet/R4B-medicationknowledge-characteristic-for-R3|0.1.0"
},
"max": "1",
"id": "Extension.extension:type.value[x]",
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
}
}, {
"path": "Extension.extension",
"requirements": "Element `MedicationKnowledge.drugCharacteristic.value[x]` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
"min": 0,
"definition": "R4B: `MedicationKnowledge.drugCharacteristic.value[x]` (new:base64Binary, CodeableConcept, Quantity[SimpleQuantity], string)",
"short": "R4B: Description of the characteristic (new)",
"sliceName": "value",
"max": "1",
"id": "Extension.extension:value",
"comment": "Element `MedicationKnowledge.drugCharacteristic.value[x]` is part of an existing definition because parent element `MedicationKnowledge.drugCharacteristic` requires a cross-version extension.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` is not mapped to FHIR STU3, since FHIR R4B `MedicationKnowledge` is not mapped.\nElement `MedicationKnowledge.drugCharacteristic.value[x]` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).\nThe description should be provided as a CodeableConcept, SimpleQuantity or an image. The description can be a string only when these others are not available.",
"base": {
"max": "*",
"min": 0,
"path": "Extension.extension"
}
}, {
"id": "Extension.extension:value.url",
"max": "1",
"min": 1,
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"path": "Extension.extension.url",
"fixedUri": "value"
}, {
"path": "Extension.extension.value[x]",
"min": 0,
"definition": "Description of the characteristic.",
"short": "Description of the characteristic",
"type": [ {
"code": "CodeableConcept"
}, {
"code": "string"
}, {
"code": "Quantity",
"profile": "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
}, {
"code": "base64Binary"
} ],
"max": "1",
"id": "Extension.extension:value.value[x]",
"comment": "The description should be provided as a CodeableConcept, SimpleQuantity or an image. The description can be a string only when these others are not available.",
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
}
}, {
"id": "Extension.url",
"max": "1",
"min": 1,
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"path": "Extension.url",
"fixedUri": "http://hl7.org/fhir/4.3/StructureDefinition/extension-MedicationKnowledge.drugCharacteristic"
}, {
"id": "Extension.value[x]",
"max": "0",
"min": 0,
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
},
"path": "Extension.value[x]"
} ]
},
"contact": [ {
"name": "FHIR Infrastructure",
"telecom": [ {
"value": "http://www.hl7.org/Special/committees/fiwg",
"system": "url"
} ]
} ],
"contextType": "resource",
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}