description: If set to true, indicates that the medication code sent was chosen as a "representative" code of a drug picked at a more general level. I.e. The user didn't actually choose this specific code. The intended constraints around what drug should be supplied are conveyed by the request's substitution rules. package_name: accdr.fhir.ig.pkg derivation: constraint name: ExtIsRepresentative type: Extension elements: url: pattern: {type: Uri, value: 'http://prescribeit.ca/fhir/StructureDefinition/ext-medication-code-representative'} index: 0 value: choices: [valueBoolean] index: 2 valueBoolean: {type: boolean, choiceOf: value, index: 3} package_version: 0.9.0-alpha-0.9.4 class: extension kind: complex-type url: http://prescribeit.ca/fhir/StructureDefinition/ext-medication-code-representative base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [value, valueBoolean]