[ {
  "sequence" : 1,
  "text" : "Administer in 100cc NS as follows: First treatment infuse over 90 minutes, if no reaction then second treatment infuse over 60 minutes, if no reaction then on third and following treatments give over 30 minutes.",
  "timing" : {
    "event" : [ "2023-01-18T00:00:00.000Z" ]
  },
  "route" : {
    "coding" : [ {
      "system" : "http://flatiron.com/CodeSystem/Route",
      "code" : "IV"
    } ]
  },
  "doseAndRate" : [ {
    "type" : {
      "coding" : [ {
        "system" : "http://terminology.hl7.org/CodeSystem/dose-rate-type",
        "code" : "ordered",
        "display" : "Ordered"
      } ]
    },
    "doseQuantity" : {
      "value" : 5,
      "unit" : "mg/kg"
    }
  }, {
    "type" : {
      "coding" : [ {
        "system" : "http://terminology.hl7.org/CodeSystem/dose-rate-type",
        "code" : "calculated",
        "display" : "Calculated"
      } ]
    },
    "doseQuantity" : {
      "value" : 340,
      "unit" : "mg"
    }
  } ]
} ]