<?xml version="1.0" encoding="UTF-8"?>

<MedicationRequest xmlns="http://hl7.org/fhir">
  <id value="medrx0311"/>
  <contained>
    <Medication>
      <id value="med0316"/>
      <code>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="317935006"/>
          <display value="Chlorthalidone 50 mg oral tablet"/>
        </coding>
      </code>
      <doseForm>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="385055001"/>
          <display value="Tablet (basic dose form)"/>
        </coding>
      </doseForm>
    </Medication>
  </contained>
  <identifier>
    <use value="official"/>
    <system value="http://www.bmc.nl/portal/prescriptions"/>
    <value value="12345689"/>
  </identifier>
  <status value="active"/>
  <intent value="order"/>
  <medication>
    <!--  Linked to a RESOURCE Medication  -->
    <reference>
      <reference value="#med0316"/>
    </reference>
  </medication>
  <subject>
    <!--  Linked to the resource patient who needs the medication  -->
    <reference value="Patient/pat1"/>
    <display value="Donald Duck"/>
  </subject>
  <encounter>
    <!--  Linked to a resource Encounter between patient and practitioner -->
    <reference value="Encounter/f001"/>
    <display value="encounter who leads to this prescription"/>
  </encounter>
  <authoredOn value="2015-01-15"/>
  <requester>
    <reference value="Practitioner/f007"/>
    <display value="Patrick Pump"/>
  </requester>
  <reason>
    <reference>
      <reference value="Condition/f201"/>
      <display value="condition for prescribing this medication"/>
    </reference>
  </reason>
  <note>
    <text value="Chlorthalidone increases urniation so take it in the morning"/>
  </note>
  <dosageInstruction>
    <simple>
      <text value="One tablet daily"/>
      <additionalInstruction>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="311504000"/>
          <display value="With or after food"/>
        </coding>
      </additionalInstruction>
      <timing>
        <code>
          <coding>
            <system value="http://terminology.hl7.org/CodeSystem/v3-GTSAbbreviation"/>
            <code value="QD"/>
            <display value="QD"/>
          </coding>
        </code>
      </timing>
      <route>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="26643006"/>
          <display value="Oral Route"/>
        </coding>
      </route>
      <method>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="421521009"/>
          <display value="Swallow - dosing instruction imperative (qualifier value)"/>
        </coding>
      </method>
      <doseAndRate>
        <type>
          <coding>
            <system value="http://terminology.hl7.org/CodeSystem/dose-rate-type"/>
            <code value="ordered"/>
            <display value="Ordered"/>
          </coding>
        </type>
        <doseQuantity>
          <value value="1"/>
          <unit value="TAB"/>
          <system value="http://terminology.hl7.org/CodeSystem/v3-orderableDrugForm"/>
          <code value="TAB"/>
        </doseQuantity>
      </doseAndRate>
    </simple>
  </dosageInstruction>
  <dispenseRequest>
    <validityPeriod>
      <start value="2015-01-15"/>
      <end value="2016-01-15"/>
    </validityPeriod>
    <numberOfRepeatsAllowed value="1"/>
    <quantity>
      <value value="30"/>
      <unit value="TAB"/>
      <system value="http://terminology.hl7.org/CodeSystem/v3-orderableDrugForm"/>
      <code value="TAB"/>
    </quantity>
    <expectedSupplyDuration>
      <value value="30"/>
      <unit value="days"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="d"/>
    </expectedSupplyDuration>
  </dispenseRequest>
  <substitution>
    <allowedBoolean value="true"/>
    <reason>
      <coding>
        <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
        <code value="CT"/>
        <display value="continuing therapy"/>
      </coding>
    </reason>
  </substitution>
</MedicationRequest>