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<record type="herb" updated="2026-09-18T16:36:22.415471+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/herbs/bi-xie/</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/bi-xie/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">bi xie</name>
    <name type="chinese">萆薢</name>
    <name type="latin">Rhizoma Dioscoreae Hypoglaucae</name>
    <name type="english">hypoglaucous collett yam rhizome</name>
    <name type="japanese">hikai</name>
    <name type="korean">bihae</name>
  </names>
  <category>Drain Dampness</category>
  <channels>
    <channel>Stomach</channel>
    <channel>Bladder</channel>
    <channel>Liver</channel>
  </channels>
  <actions>
    <action>
      <summary>Separates the clear from the turbid and resolves turbid Damp in the Lower Jiao</summary>
      <indication>Cloudy urine or vaginal discharge from turbid Damp in the Lower Jiao</indication>
      <indication>Damp-Heat or deficiency Heat</indication>
    </action>
    <action>
      <summary>Separates the clear from the turbid</summary>
      <indication>Turbid Damp in the Lower Jiao with cloudy or milky urine, blood-tinged urine, or vaginal discharge</indication>
      <indication>Lower Jiao Damp-Heat: urination that is frequent, burning and painful, with a red tongue and a greasy yellow coat</indication>
      <indication>Yang deficiency: the same turbid urine or discharge but with no burning or pain</indication>
    </action>
    <action>
      <summary>Expels Wind-Damp, relaxes the sinews and unblocks the Luo channels</summary>
      <indication>Low back pain, aching muscles, and legs that are numb or stiff, in Bi from Wind-Damp or Damp-Heat (a mild action)</indication>
    </action>
    <action>
      <summary>Expels Wind-Damp and Damp-Heat, relaxes the sinews and unblocks the collaterals</summary>
      <indication>Bi pain, where its effect is mild, including low back pain and legs that are stiff and numb, especially at the knees</indication>
      <indication>Muscle aches</indication>
    </action>
    <action>
      <summary>Clears Damp-Heat from the skin</summary>
      <indication>Damp-Heat skin lesions such as eczema and pustular sores</indication>
    </action>
    <action>
      <summary>Resolves Damp-Heat in the skin</summary>
      <indication>Eczema and pustular sores from Damp-Heat</indication>
    </action>
  </actions>
</record>
