[ {
  "sequence" : 1,
  "text" : "One tablet (4mg) orally twice daily as needed for nausea",
  "timing" : {
    "repeat" : {
      "frequency" : 2,
      "period" : 1,
      "periodUnit" : "d"
    }
  },
  "asNeededFor" : [ {
    "coding" : [ {
      "system" : "http://snomed.info/sct",
      "code" : "16932000",
      "display" : "Nausea and Vomiting"
    } ]
  } ],
  "route" : {
    "coding" : [ {
      "system" : "http://snomed.info/sct",
      "code" : "78421000",
      "display" : "Intramuscular Route"
    } ]
  },
  "doseAndRate" : [ {
    "doseQuantity" : {
      "value" : 4,
      "unit" : "mg",
      "system" : "http://unitsofmeasure.org",
      "code" : "mg"
    }
  } ]
} ]