Cross-Version Extension for MedicationStatement.dosage in R3

Context of Use

This extension may be used in the following contexts:

• element MedicationStatement (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	Details of how medication is/was taken or should be taken
extension		..0
value[x]		1..	Dosage
url				"http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.dosage"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r3-mst.dosage",
  "url" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.dosage",
  "name" : "XVerExtensionMedicationStatement.dosageR3",
  "title" : "Cross-Version Extension for MedicationStatement.dosage in R3",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Pharmacy)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/medication/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for MedicationStatement.dosage. Valid in versions R2\r\n\r\nThis is a valid extension because it has the types Dosage",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001"
    }]
  }],
  "fhirVersion" : "5.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [{
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "MedicationStatement"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Details of how medication is/was taken or should be taken",
      "definition" : "Indicates how the medication is/was or should be taken by the patient.",
      "comment" : "The dates included in the dosage on a Medication Statement reflect the dates for a given dose.  For example, \"from November 1, 2016 to November 3, 2016, take one tablet daily and from November 4, 2016 to November 7, 2016, take two tablets daily.\"  It is expected that this specificity may only be populated where the patient brings in their labeled container or where the Medication Statement is derived from a MedicationRequest.",
      "min" : 0,
      "max" : "*",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "refer dosageInstruction mapping"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "Dosage"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-MedicationStatement.dosage"
    }]
  }
}