<?xml version="1.0" encoding="UTF-8"?>
<record type="formula" updated="2026-09-18T16:34:40.681571+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/formulas/tong-guan-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/tong-guan-san/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">tong guan san</name>
    <name type="english">Open the Gate Powder</name>
  </names>
  <category>Scour Phlegm and Open Orifices</category>
  <actions>
    <action>
      <summary>Scours Phlegm and opens the orifices</summary>
      <indication>Closed (excess) type of collapse with sudden loss of consciousness, as from Wind-stroke, Phlegm misting the orifices or epilepsy</indication>
      <indication>Jaw clenched and hands tightly fisted, with coarse, rattling breathing from Phlegm</indication>
      <indication>Retention of urine and stool rather than incontinence, with a pale or ashen face</indication>
      <indication>Pulse forceful or wiry</indication>
      <indication>Traditionally, a sneeze after the powder is given means the Lung Qi still responds and the case can be treated; no sneeze points to exhausted Lung Qi and a poor outlook</indication>
    </action>
    <action>
      <summary>Revives consciousness by provoking a sneeze</summary>
    </action>
  </actions>
  <constituents>
    <herb>zao jiao</herb>
    <herb>xi xin</herb>
  </constituents>
</record>
