| Source Element | Usage | Target |
| MedicinalProductIndication | UseExtension | http://hl7.org/fhir/4.0/StructureDefinition/extension-MedicinalProductIndication |
| MedicinalProductIndication.id | UseExtensionFromAncestor | - |
| MedicinalProductIndication.meta | UseExtensionFromAncestor | - |
| MedicinalProductIndication.implicitRules | UseExtensionFromAncestor | - |
| MedicinalProductIndication.language | UseExtensionFromAncestor | - |
| MedicinalProductIndication.text | UseExtensionFromAncestor | - |
| MedicinalProductIndication.contained | UseExtensionFromAncestor | - |
| MedicinalProductIndication.extension | UseExtensionFromAncestor | - |
| MedicinalProductIndication.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductIndication.subject | UseExtensionFromAncestor | - |
| MedicinalProductIndication.diseaseSymptomProcedure | UseExtensionFromAncestor | - |
| MedicinalProductIndication.diseaseStatus | UseExtensionFromAncestor | - |
| MedicinalProductIndication.comorbidity | UseExtensionFromAncestor | - |
| MedicinalProductIndication.intendedEffect | UseExtensionFromAncestor | - |
| MedicinalProductIndication.duration | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy.id | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy.extension | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy.modifierExtension | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy.therapyRelationshipType | UseExtensionFromAncestor | - |
| MedicinalProductIndication.otherTherapy.medication[x] | UseExtensionFromAncestor | - |
| MedicinalProductIndication.undesirableEffect | UseExtensionFromAncestor | - |
| MedicinalProductIndication.population | UseExtensionFromAncestor | - |