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

<MedicationAdministration xmlns="http://hl7.org/fhir">
  <id value="medadmin0315"/>
  <contained>
    <Device>
      <id value="cannula"/>
      <definition value="http://example.org/fhir/DeviceDefinition/oxygen-nasal-cannula"/>
      <status value="active"/>
      <name>
        <value value="Oxygen nasal cannula"/>
        <type>
          <coding>
            <system value="http://terminology.hl7.org/CodeSystem/device-nametype"/>
            <code value="user-friendly-name"/>
          </coding>
        </type>
      </name>
      <type>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="336623009"/>
          <display value="Oxygen nasal cannula"/>
        </coding>
      </type>
    </Device>
  </contained>
  <status value="completed"/>
  <medication>
    <concept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="320917000"/>
        <display value="Oxygen only product in gas for inhalation"/>
      </coding>
    </concept>
  </medication>
  <subject>
    <reference value="Patient/pat1"/>
    <display value="Donald Duck"/>
  </subject>
  <occurrencePeriod>
    <start value="2026-02-10T14:20:00+01:00"/>
    <end value="2026-02-10T18:00:00+01:00"/>
  </occurrencePeriod>
  <performer>
    <actor>
      <reference>
        <reference value="Practitioner/f007"/>
      </reference>
    </actor>
  </performer>
  <request>
    <reference value="MedicationRequest/medrx0352"/>
  </request>
  <device>
    <reference>
      <reference value="#cannula"/>
    </reference>
  </device>
  <dosage>
    <text value="Oxygen 2 L/min via nasal cannula (SpO2 below 88%)"/>
    <route>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="447694001"/>
        <display value="Respiratory tract route"/>
      </coding>
    </route>
    <rateQuantity>
      <value value="2"/>
      <unit value="L/min"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="L/min"/>
    </rateQuantity>
  </dosage>
</MedicationAdministration>