description: null
package_name: uk.nhsdigital.medicines.r4
derivation: constraint
name: Extension-DM-ControlledDrug
type: Extension
elements:
  extension:
    index: 0
    slicing:
      rules: open
      discriminator:
      - {path: url, type: value}
      min: null
      slices:
        quantityWords:
          match: {url: quantityWords}
          schema:
            _required: true
            index: 1
            elements:
              url:
                pattern: {type: Uri, value: quantityWords}
                index: 2
              value:
                choices: [valueString]
                index: 4
              valueString: {type: string, choiceOf: value, index: 5}
            required: [valueString, value]
        schedule:
          match: {url: schedule}
          schema:
            binding: {strength: required, valueSet: 'https://fhir.nhs.uk/ValueSet/DM-medicationrequest-controlled-drug'}
            _required: true
            index: 6
            elements:
              url:
                pattern: {type: Uri, value: schedule}
                index: 7
              value:
                choices: [valueCoding]
                index: 9
              valueCoding: {type: Coding, choiceOf: value, index: 10}
              value[x]:
                elements:
                  system: {index: 11}
                  code: {index: 12}
                  display: {index: 13}
                required: [display, system, code]
            required: [valueCoding, value]
  url:
    pattern: {type: Uri, value: 'https://fhir.nhs.uk/StructureDefinition/Extension-DM-ControlledDrug'}
    index: 14
  value:
    choices: []
    index: 16
package_version: 2.0.34-alpha
extensions:
  quantityWords:
    url: quantityWords
    _required: true
    index: 1
    elements:
      url:
        pattern: {type: Uri, value: quantityWords}
        index: 2
      value:
        choices: [valueString]
        index: 4
      valueString: {type: string, choiceOf: value, index: 5}
    required: [valueString, value]
  schedule:
    url: schedule
    binding: {strength: required, valueSet: 'https://fhir.nhs.uk/ValueSet/DM-medicationrequest-controlled-drug'}
    _required: true
    index: 6
    elements:
      url:
        pattern: {type: Uri, value: schedule}
        index: 7
      value:
        choices: [valueCoding]
        index: 9
      valueCoding: {type: Coding, choiceOf: value, index: 10}
      value[x]:
        elements:
          system: {index: 11}
          code: {index: 12}
          display: {index: 13}
        required: [display, system, code]
    required: [valueCoding, value]
class: extension
kind: complex-type
url: https://fhir.nhs.uk/StructureDefinition/Extension-DM-ControlledDrug
base: http://hl7.org/fhir/StructureDefinition/Extension
version: null