Subcutaneous Injection - Insulin - Lantus

{
  "resourceType" : "MedicationAdministration",
  "id" : "medadmin0308",
  "status" : "completed",
  "medication" : {
    "concept" : {
      "coding" : [{
        "system" : "http://www.nlm.nih.gov/research/umls/rxnorm",
        "code" : "285018",
        "display" : "insulin glargine 100 UNT/ML Injectable Solution [Lantus]"
      }]
    }
  },
  "subject" : {
    "reference" : "Patient/pat1",
    "display" : "Donald Duck"
  },
  "occurrencePeriod" : {
    "start" : "2015-01-15T04:30:00+01:00",
    "end" : "2015-01-15T14:30:00+01:00"
  },
  "performer" : [{
    "actor" : {
      "reference" : {
        "reference" : "Practitioner/f007",
        "display" : "Patrick Pump"
      }
    }
  }],
  "request" : {
    "reference" : "MedicationRequest/medrx0320"
  },
  "dosage" : {
    "text" : "20 Units SC before breakfast",
    "route" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "263887005",
        "display" : "Subcutaneous (qualifier value)"
      }]
    },
    "dose" : {
      "value" : 20,
      "unit" : "U",
      "system" : "http://unitsofmeasure.org",
      "code" : "U"
    }
  }
}