description: Defines the minimum expectations for a MedicationRequest that can be used to successfully calculate Morphine Milligram Equivalent (MME)/day according to the 2022 CDC Clinical Practice Guideline for Prescribing Opioids Implementation Guide.
package_name: hl7.fhir.us.cdc-opioid-cpg
derivation: constraint
name: MMEMedicationRequest
type: MedicationRequest
elements:
  dosageInstruction:
    index: 0
    elements:
      timing:
        index: 1
        elements:
          repeat:
            mustSupport: true
            index: 2
            elements:
              timeOfDay: {mustSupport: true, index: 3}
        required: [repeat]
      asNeeded:
        choices: [asNeededBoolean]
        index: 5
      asNeededBoolean: {type: boolean, choiceOf: asNeeded, index: 6}
      doseAndRate:
        index: 7
        elements:
          dose:
            choices: []
            index: 9
        required: [dose]
    required: [doseAndRate, timing]
package_version: 1.0.0-ballot
class: profile
kind: resource
url: http://hl7.org/fhir/us/cdc-opioid-cpg/StructureDefinition/MMEMedicationRequest
base: http://hl7.org/fhir/us/cdc-opioid-cpg/StructureDefinition/OpioidMedicationRequest
version: 1.0.0-ballot
required: [dosageInstruction]