{
  "resourceType": "StructureDefinition",
  "id": "1d6229c5-931f-4778-8e56-0d680c5b0e90",
  "meta": {
    "lastUpdated": "2018-11-25T01:50:03.443+00:00"
  },
  "url": "http://example.org/fhir/StructureDefinition/MyMedication",
  "name": "MyMedication",
  "status": "draft",
  "date": "2018-11-25T01:50:02.5697597+00:00",
  "fhirVersion": "3.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Medication",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Medication",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Medication.text.div",
        "path": "Medication.text.div",
        "type": [
          {
            "code": "xhtml",
            "profile": "http://www.w3.org/1999/xhtml"
          }
        ]
      },
      {
        "id": "Medication.code",
        "path": "Medication.code",
        "min": 1
      },
      {
        "id": "Medication.code.coding.system",
        "path": "Medication.code.coding.system",
        "fixedUri": "http://www.nlm.nih.gov/research/umls/rxnorm"
      },
      {
        "id": "Medication.ingredient",
        "path": "Medication.ingredient",
        "min": 1
      }
    ]
  }
}