| Source Element | Usage | Target |
| MedicinalProductDefinition | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-MedicinalProductDefinition |
| MedicinalProductDefinition.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.meta | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.implicitRules | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.language | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.text | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contained | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.identifier | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.domain | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.version | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.status | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.statusDate | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.description | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.combinedPharmaceuticalDoseForm | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.route | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.indication | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.legalStatusOfSupply | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.additionalMonitoringIndicator | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.specialMeasures | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.pediatricUseIndicator | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.classification | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.marketingStatus | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.packagedMedicinalProduct | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.comprisedOf | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.ingredient | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.impurity | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.attachedDocument | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.masterFile | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.contact.contact | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.clinicalTrial | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.code | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.productName | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part.part | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.part.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.country | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.jurisdiction | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.name.usage.language | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference.product | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.crossReference.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.effectiveDate | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.organization | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.operation.confidentialityIndicator | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic.id | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic.extension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic.type | UseExtensionFromAncestor | - |
| MedicinalProductDefinition.characteristic.value[x] | UseExtensionFromAncestor | - |