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<record type="formula" updated="2026-09-18T16:36:41.943253+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/formulas/qin-lian-si-qu-tang/</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/qin-lian-si-qu-tang/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">qin lian si qu tang</name>
    <name type="english">Four-Substance Decoction with Scutellaria and Coptis</name>
  </names>
  <actions>
    <action>
      <summary>Tonifies Blood</summary>
      <indication>Deficient Blood with excess Heat, or deficient Liver Blood with empty Heat</indication>
      <indication>Dizziness, blurred vision and palpitations</indication>
      <indication>Insomnia and irritability</indication>
      <indication>Greenish complexion</indication>
    </action>
    <action>
      <summary>Drains Heat</summary>
      <indication>Periods that come early, heavy and purple</indication>
      <indication>Uterine bleeding outside the period with thick blood</indication>
      <indication>Sticky, red vaginal discharge</indication>
      <indication>Tidal fever</indication>
      <indication>Tongue red with a yellow coat; pulse thready, rapid and forceful</indication>
    </action>
    <action>
      <summary>Modern uses</summary>
      <indication>Early menstruation</indication>
      <indication>Irregular menstruation</indication>
      <indication>Amenorrhea</indication>
      <indication>Metrorrhagia</indication>
      <indication>Yellow vaginal discharge</indication>
      <indication>Red, sticky vaginal discharge</indication>
    </action>
  </actions>
  <constituents>
    <herb>huang qin</herb>
    <herb>huang lian</herb>
    <herb>mai men dong</herb>
    <herb>chuan xiong</herb>
    <herb>dang gui</herb>
    <herb>Bai Shao</herb>
    <herb>sheng di huang</herb>
  </constituents>
</record>
