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<record type="herb" updated="2026-09-18T16:35:57.119226+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/herbs/lu-gen/</canonical>
  <licence>Free to use and republish with visible attribution and a link back to the source page. The catalogue is a reference work and is knowingly incomplete; nothing in it is medical advice.</licence>
  <attribution-html>&lt;a href=&quot;https://bencaoindex.com/herbs/lu-gen/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">lu gen</name>
    <name type="chinese">芦根</name>
    <name type="latin">Rhizoma Phragmitis</name>
    <name type="english">Reed Rhizome</name>
    <name type="japanese">rokon</name>
    <name type="korean">nogeun</name>
  </names>
  <category>Drain Fire</category>
  <channels>
    <channel>Lung</channel>
    <channel>Stomach</channel>
  </channels>
  <actions>
    <action>
      <summary>Clears Heat from the Lungs and Stomach, relieves irritability and generates Fluids</summary>
      <indication>Internal Heat with high fever, irritability, thirst and a dry mouth and throat</indication>
      <indication>Warm febrile disease with fever and thirst, protecting Fluids that Heat has begun to injure</indication>
      <indication>Acute Lung Heat in particular</indication>
      <indication>Lung abscess or carbuncle (Fei Yong): cough and chest pain, bringing up pus or sputum streaked with blood</indication>
    </action>
    <action>
      <summary>Clears Stomach Heat, directs Stomach Qi down, relieves thirst and stops vomiting</summary>
      <indication>Nausea and vomiting as Stomach Heat sends Qi upward</indication>
    </action>
    <action>
      <summary>Clears Heat and promotes urination</summary>
      <indication>Scanty dark urine or blood in the urine, especially with irritability and thirst</indication>
    </action>
    <action>
      <summary>Vents rashes</summary>
      <indication>Rashes from Wind-Heat, or in early Warm disease, that have not fully come out</indication>
    </action>
    <action>
      <summary>Relieves food poisoning</summary>
      <indication>Poisoning from eating fish or crab</indication>
      <indication>Alcohol poisoning</indication>
    </action>
  </actions>
</record>
