<?xml version="1.0" encoding="UTF-8"?>
<record type="formula" updated="2026-09-18T16:34:49.75187+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/formulas/si-miao-wan/</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/si-miao-wan/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">si miao wan</name>
    <name type="english">Four-Marvel Pill</name>
  </names>
  <category>Clear Damp Heat</category>
  <actions>
    <action>
      <summary>Clears Heat and resolves Damp</summary>
      <indication>Damp-Heat lodged in the Lower Jiao</indication>
      <indication>Wei (atrophy) syndrome: legs weak or wasting, with marked numbness and weakness</indication>
      <indication>Pain of the low back and knees</indication>
      <indication>Feet or knees red, hot, swollen and painful; swollen, painful joints; swelling of the lower legs</indication>
      <indication>Scanty yellow urine</indication>
      <indication>Vaginal discharge that is thick, yellow and foul-smelling</indication>
      <indication>Eczema, and sores on the legs from Damp</indication>
      <indication>Tongue normal with a greasy yellow coat; pulse soft and rapid</indication>
    </action>
    <action>
      <summary>Modern uses</summary>
      <indication>Wei (atrophy) syndrome</indication>
      <indication>Weakness</indication>
      <indication>Myasthenia gravis</indication>
      <indication>Multiple sclerosis</indication>
      <indication>Polyneuritis</indication>
      <indication>Acute infectious multiple neuritis</indication>
      <indication>Guillain-Barre disease</indication>
      <indication>Acute myelitis</indication>
      <indication>Progressive muscular dystrophy</indication>
      <indication>After-effects of poliomyelitis</indication>
      <indication>Polymyositis/dermatomyositis</indication>
      <indication>Periodic paralysis</indication>
      <indication>Hysterical paralysis</indication>
      <indication>Facial paralysis</indication>
      <indication>Peripheral neuropathy</indication>
      <indication>Sciatica</indication>
      <indication>Herniated lumbar disc</indication>
      <indication>Low back pain</indication>
      <indication>Knee pain</indication>
      <indication>Heel pain</indication>
      <indication>Fibromyalgia</indication>
      <indication>Rheumatoid arthritis</indication>
      <indication>Osteoarthritis</indication>
      <indication>Gout</indication>
      <indication>Gouty arthritis</indication>
      <indication>Gonococcal arthritis</indication>
      <indication>Rheumatic fever</indication>
      <indication>Beriberi</indication>
      <indication>Edema</indication>
      <indication>Urinary tract infection</indication>
      <indication>Gonorrhea</indication>
      <indication>Impotence</indication>
      <indication>Vaginitis</indication>
      <indication>Cervicitis</indication>
      <indication>Cervical polyps</indication>
      <indication>Vaginal discharge</indication>
      <indication>Prolonged menstruation</indication>
      <indication>Menorrhagia</indication>
      <indication>Eczema</indication>
      <indication>Tinea pedis</indication>
      <indication>Purulent otitis media</indication>
    </action>
  </actions>
  <constituents>
    <herb>huang bai</herb>
    <herb>yi yi ren</herb>
    <herb>cang zhu</herb>
    <herb>huai niu xi</herb>
  </constituents>
</record>
