<?xml version="1.0" encoding="UTF-8"?>
<record type="formula" updated="2026-09-18T16:36:30.727016+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/formulas/yi-gan-san/</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/formulas/yi-gan-san/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">yi gan san</name>
    <name type="english">Restrain the Liver Powder</name>
  </names>
  <category>Regulate and Harmoize the Liver and Spleen</category>
  <actions>
    <action>
      <summary>Calms the Liver and extinguishes Wind</summary>
      <indication>Liver Wind</indication>
      <indication>Muscle spasms, stiff and painful head and neck, and arching of the back</indication>
      <indication>Clenching or grinding of the teeth</indication>
      <indication>Numbness of the limbs, vertigo and dizziness, or hemiplegia</indication>
    </action>
    <action>
      <summary>Regulates Liver Qi and Blood and clears Heat</summary>
      <indication>In children: deficiency Heat in the Liver channel, or Liver Blood deficiency with Liver Heat</indication>
      <indication>Feeling feverish, with chills and fever that may alternate</indication>
      <indication>Irritability, nervousness, anxiety and being easily startled</indication>
      <indication>Palpitations, restlessness, disturbed sleep and insomnia</indication>
      <indication>Now also used for adults with insomnia who live under ongoing stress</indication>
    </action>
    <action>
      <summary>Strengthens the Spleen</summary>
      <indication>Poor appetite and abdominal bloating</indication>
      <indication>Spitting up of saliva or sputum</indication>
    </action>
    <action>
      <summary>Modern uses</summary>
      <indication>Seizure disorders</indication>
      <indication>Epilepsy</indication>
      <indication>Night seizures</indication>
      <indication>Night terrors</indication>
      <indication>Infantile night crying</indication>
      <indication>Hysteria</indication>
      <indication>Neurosis</indication>
      <indication>Neurasthenia</indication>
      <indication>Excitability</indication>
      <indication>Anxiety</indication>
      <indication>Insomnia</indication>
      <indication>Palpitations</indication>
      <indication>Visual hallucinations</indication>
      <indication>Hyperthyroidism</indication>
      <indication>Hypertension</indication>
      <indication>Stroke</indication>
      <indication>Hemiplegia</indication>
      <indication>Aphasia</indication>
      <indication>Menopausal and climacteric disorders</indication>
      <indication>Indigestion</indication>
    </action>
  </actions>
  <constituents>
    <herb>bai zhu</herb>
    <herb>fu ling</herb>
    <herb>dang gui</herb>
    <herb>chuan xiong</herb>
    <herb>gou teng</herb>
    <herb>chai hu</herb>
    <herb>gan cao</herb>
  </constituents>
</record>
