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<record type="herb" updated="2026-09-18T16:36:46.314299+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/herbs/ma-huang/</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/ma-huang/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">ma huang</name>
    <name type="chinese">麻黄</name>
    <name type="latin">Herba Ephedrae</name>
    <name type="english">ephedra</name>
    <name type="japanese">mao</name>
    <name type="korean">mahwang</name>
  </names>
  <category>Acrid, Warm, Release Exterior</category>
  <channels>
    <channel>Lung</channel>
    <channel>Bladder</channel>
  </channels>
  <actions>
    <action>
      <summary>Induces sweating and releases the Exterior</summary>
      <indication>Wind-Cold invading the Lungs: chills and fever with no sweating, headache, and a pulse that is floating and tight</indication>
      <indication>Exterior Excess at the Tai Yang stage</indication>
    </action>
    <action>
      <summary>Diffuses Lung Qi, calms wheezing and stops cough</summary>
      <indication>Wheezing and cough when Wind-Cold blocks the Lung Qi</indication>
      <indication>Wheezing of internal origin, combined with other herbs to suit a Hot or Cold pattern</indication>
    </action>
    <action>
      <summary>Promotes urination and reduces edema</summary>
      <indication>Wind edema: swelling that comes on with an external pathogen disrupting the Lungs&apos; regulation of water</indication>
    </action>
    <action>
      <summary>Warms and disperses Cold</summary>
      <indication>Wind-Cold Bi</indication>
      <indication>Toxic sores that have not come to a head</indication>
    </action>
  </actions>
</record>
