<Dosage xmlns="http://hl7.org/fhir">
  <id value="Example-DataStandardsWales-Dosage-Drops" />
  <text value="1 drop in each eye once daily in the evening." />
  <timing>
    <repeat>
      <frequency value="1" />
      <period value="1" />
      <periodUnit value="d" />
      <when value="EVE" />
    </repeat>
  </timing>
  <site>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="362508001" />
      <display value="Both eyes, entire" />
    </coding>
  </site>
  <route>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="54485002" />
      <display value="Ophthalmic route (qualifier value)" />
    </coding>
  </route>
  <method>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="421538008" />
      <display value="Instill - dosing instruction imperative (qualifier value)" />
    </coding>
  </method>
  <doseAndRate>
    <doseQuantity>
      <value value="1" />
      <unit value="drops" />
      <system value="http://snomed.info/sct" />
      <code value="426684005" />
    </doseQuantity>
  </doseAndRate>
</Dosage>