description: Definition of the medication statement for the medication treatment plan document (and as basis medication statement)
package_name: ch.fhir.ig.ch
derivation: constraint
name: CHEMEDMedicationStatement
type: MedicationStatement
elements:
  contained: {index: 0}
  extension:
    index: 1
    slicing:
      rules: open
      discriminator:
      - {path: url, type: value}
      min: null
      slices:
        substitution:
          match: {url: null}
          schema: {type: Extension, short: Whether substitution is allowed or not, url: 'http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-ext-substitution', index: 2}
          min: 0
          max: 1
  identifier:
    short: MedicationStatement Identifier
    index: 3
    elements:
      system:
        pattern: {type: Uri, value: 'urn:ietf:rfc:3986'}
        index: 4
      value: {short: Identifier value as UUID, index: 5}
    required: [value, system]
  medication:
    choices: []
    index: 7
    slicing:
      rules: open
      ordered: false
      discriminator:
      - {path: $this, type: type}
      min: null
      slices:
        medicationReference:
          match: {}
          schema:
            short: Reference to the contained medication
            choices: [medicationReference]
            index: 9
          min: 0
          max: 1
  medicationReference:
    short: Reference to the contained medication
    refers: ['http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-medication']
    type: Reference
    choiceOf: medication
    index: 10
    slicing:
      slices:
        medicationReference:
          match: {}
          schema:
            short: Reference to the contained medication
            refers: ['http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-medication']
            type: Reference
            choiceOf: medication
            index: 10
          min: 0
          max: 1
  subject:
    type: Reference
    short: Patient
    refers: ['http://fhir.ch/ig/ch-core/StructureDefinition/ch-core-patient']
    index: 11
    elements:
      reference: {index: 12}
    required: [reference]
  reasonCode: {short: Treatment reason, index: 13}
  dosage:
    short: How the medication should be taken
    index: 14
    slicing:
      rules: closed
      discriminator:
      - {path: $this, type: profile}
      min: 1
      slices:
        baseEntry:
          match: {}
          schema: {type: Dosage, short: Base entry of the dosage instruction, _required: true, index: 15}
          min: 1
          max: 1
        additionalEntry:
          match: {}
          schema: {type: Dosage, short: Additional entry of the dosage instruction, array: true, index: 16}
          min: 0
package_version: emed-4.0.0-ballot
extensions:
  substitution: {url: 'http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-ext-substitution', min: 0, max: 1, type: Extension, short: Whether substitution is allowed or not, index: 2}
class: profile
kind: resource
url: http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-medicationstatement
base: http://hl7.org/fhir/StructureDefinition/MedicationStatement
version: 4.0.0-ballot
required: [dosage, identifier, contained]