<MedicationAdministration xmlns="http://hl7.org/fhir">
  <id value="MedicationAdministration Instance Example" />
  <meta>
    <profile value="http://hl7.org/fhir/us/bser/StructureDefinition/MedicationAdministration" />
  </meta>
  <status value="completed" />
  <medicationCodeableConcept>
    <coding>
      <system value="http://www.nlm.nih.gov/research/umls/rxnorm" />
      <code value="352044" />
      <display value="Sulfasalazine" />
    </coding>
  </medicationCodeableConcept>
  <effectiveDateTime value="2018-09-29" />
  <dosage>
    <dose>
      <value value="2" />
      <unit value="TAB" />
      <system value="http://hl7.org/fhir/v3/orderableDrugForm" />
      <code value="TAB" />
    </dose>
  </dosage>
  <rateQuantity>
    <repeat>
      <frequency value="2" />
      <period value="1" />
      <periodUnit value="d" />
    </repeat>
  </rateQuantity>
</MedicationAdministration>