Request for an injectable medication - Lorazepam - active - with link to encounter, reasonCode and dosageInstruction

{
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  "id" : "medrx0315",
  "contained" : [{
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    "id" : "med0313",
    "code" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "400621001",
        "display" : "Lorazepam 2mg/ml injection solution 1ml vial (product)"
      }]
    },
    "doseForm" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "385219001",
        "display" : "Solution for injection"
      }]
    },
    "ingredient" : [{
      "item" : {
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          "coding" : [{
            "system" : "http://snomed.info/sct",
            "code" : "387106007",
            "display" : "Lorazepam (substance)"
          }]
        }
      },
      "strengthRatio" : {
        "numerator" : {
          "value" : 2,
          "system" : "http://unitsofmeasure.org",
          "code" : "mg"
        },
        "denominator" : {
          "value" : 1,
          "system" : "http://unitsofmeasure.org",
          "code" : "mL"
        }
      }
    }]
  }],
  "identifier" : [{
    "use" : "official",
    "system" : "http://www.bmc.nl/portal/prescriptions",
    "value" : "12345689"
  }],
  "status" : "active",
  "intent" : "order",
  "medication" : {
    "reference" : {
      "reference" : "#med0313"
    }
  },
  "subject" : {
    "reference" : "Patient/pat1",
    "display" : "Donald Duck"
  },
  "encounter" : {
    "reference" : "Encounter/f001",
    "display" : "encounter who leads to this prescription"
  },
  "authoredOn" : "2015-01-15",
  "requester" : {
    "reference" : "Practitioner/f007",
    "display" : "Patrick Pump"
  },
  "reason" : [{
    "concept" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "84757009",
        "display" : "Epilepsy (disorder)"
      }]
    }
  }],
  "dosageInstruction" : [{
    "sequence" : 1,
    "text" : "0.05 - 0.1mg/kg IV over 2-5 minutes every 15 minutes as needed",
    "timing" : {
      "repeat" : {
        "frequency" : 1,
        "period" : 15,
        "periodUnit" : "min"
      }
    },
    "asNeeded" : true,
    "route" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "255560000",
        "display" : "Intravenous"
      }]
    },
    "method" : {
      "coding" : [{
        "system" : "http://snomed.info/sct",
        "code" : "420620005",
        "display" : "Push - dosing instruction imperative (qualifier value)"
      }]
    },
    "doseAndRate" : [{
      "type" : {
        "coding" : [{
          "system" : "http://terminology.hl7.org/CodeSystem/dose-rate-type",
          "code" : "ordered",
          "display" : "Ordered"
        }]
      },
      "doseRange" : {
        "low" : {
          "value" : 0.05,
          "unit" : "mg/kg",
          "system" : "http://unitsofmeasure.org",
          "code" : "mg/kg"
        },
        "high" : {
          "value" : 0.1,
          "unit" : "mg/kg",
          "system" : "http://unitsofmeasure.org",
          "code" : "mg/kg"
        }
      },
      "rateRange" : {
        "low" : {
          "value" : 2,
          "unit" : "min",
          "system" : "http://unitsofmeasure.org",
          "code" : "min"
        },
        "high" : {
          "value" : 5,
          "unit" : "min",
          "system" : "http://unitsofmeasure.org",
          "code" : "min"
        }
      }
    }]
  }]
}