Compounded Preparation - KCl in D5W Admixture - includes a reference to a substance in the ingredient element (id = "med0317")

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

<Medication xmlns="http://hl7.org/fhir">
  <id value="med0317"/> 
  <doseForm> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="385219001"/> 
      <display value="Solution for injection"/> 
    </coding> 
    <text value="Solution for injection"/> 
  </doseForm> 
  <ingredient> 
    <item> 
      <concept> 
        <!--   <display value="Potassium Chloride"/>   -->
        <coding> 
          <system value="http://www.nlm.nih.gov/research/umls/rxnorm"/> 
          <code value="8591"/> 
        </coding> 
        <text value="Potassium Chloride"/> 
      </concept> 
    </item> 
    <strengthRatio> 
      <numerator> 
        <value value="20"/> 
        <system value="http://unitsofmeasure.org"/> 
        <code value="meq"/> 
      </numerator> 
      <denominator> 
        <value value="1000"/> 
        <system value="http://unitsofmeasure.org"/> 
        <code value="mL"/> 
      </denominator> 
    </strengthRatio> 
  </ingredient> 
  <ingredient> 
    <item> 
      <concept> 
        <coding> 
          <system value="http://www.nlm.nih.gov/research/umls/rxnorm"/> 
          <code value="313002"/> 
          <display value="sodium chloride 9 MG/ML Injectable Solution"/> 
        </coding> 
        <text value="1000 ml glucost 50mg/ml Injection"/> 
      </concept> 
    </item> 
    <strengthRatio> 
      <numerator> 
        <value value="5"/> 
        <system value="http://unitsofmeasure.org"/> 
        <code value="g"/> 
      </numerator> 
      <denominator> 
        <value value="100"/> 
        <system value="http://unitsofmeasure.org"/> 
        <code value="mL"/> 
      </denominator> 
    </strengthRatio> 
  </ingredient> 
</Medication>