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<record type="formula" updated="2026-09-18T16:35:17.163975+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/formulas/er-chen-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/er-chen-tang/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">er chen tang</name>
    <name type="english">Two-cured Decoction</name>
  </names>
  <category>Dry Dampness and Expel Phlegm</category>
  <actions>
    <action>
      <summary>Dries Dampness and transforms Phlegm</summary>
      <indication>Accumulation of Phlegm-Damp in the Spleen and Lungs, blocking the Middle Jiao</indication>
      <indication>Phlegm-Damp obstructing or disturbing the Lungs, including Spleen Damp rising to the Lungs</indication>
      <indication>Retained Damp-Phlegm (Shi Tan), Wind-Phlegm (Feng Tan), and internal Phlegm-Damp with Qi deficiency</indication>
      <indication>Cough bringing up plentiful white sputum that is thin, frothy or lumpy and comes up easily</indication>
      <indication>Wheezing, asthma and rattling in the throat; shortness of breath that is worse lying down</indication>
      <indication>Sudden bouts of high-pitched panting with fast exhalation</indication>
      <indication>Palpitations, headache, and dizziness or vertigo</indication>
      <indication>Heaviness of the head or limbs, with weak limbs, tiredness and puffiness of the face</indication>
      <indication>Tongue pale or swollen with tooth marks, coat thick, white and greasy or sticky; pulse slippery or soft</indication>
    </action>
    <action>
      <summary>Regulates Qi and harmonises the Middle Jiao</summary>
      <indication>Fullness, oppression or pain in the chest and epigastrium</indication>
      <indication>Nausea and vomiting</indication>
      <indication>Possibly poor appetite</indication>
    </action>
    <action>
      <summary>Modern uses</summary>
      <indication>Asthma</indication>
      <indication>Bronchial spasm</indication>
      <indication>Bronchitis, including chronic bronchitis</indication>
      <indication>Bronchiectasis</indication>
      <indication>Chronic obstructive pulmonary disease</indication>
      <indication>Emphysema</indication>
      <indication>Tracheitis, including chronic tracheitis</indication>
      <indication>Pneumonia</indication>
      <indication>Pertussis</indication>
      <indication>Upper respiratory tract infection</indication>
      <indication>Common cold</indication>
      <indication>Influenza</indication>
      <indication>Cough</indication>
      <indication>Dyspnoea</indication>
      <indication>Sore throat</indication>
      <indication>Goitre and thyroid nodules</indication>
      <indication>Gastritis, including chronic gastritis</indication>
      <indication>Chronic gastroenteritis</indication>
      <indication>Peptic ulcer</indication>
      <indication>Acid reflux</indication>
      <indication>Indigestion</indication>
      <indication>Gastroptosis</indication>
      <indication>Gastrointestinal neurosis</indication>
      <indication>Chronic pancreatitis</indication>
      <indication>Nausea and vomiting</indication>
      <indication>Morning sickness</indication>
      <indication>Hiccups</indication>
      <indication>Constipation</indication>
      <indication>Anorexia</indication>
      <indication>Hangover</indication>
      <indication>Obesity</indication>
      <indication>Hyperlipoproteinaemia</indication>
      <indication>Diabetes mellitus</indication>
      <indication>Stomach cancer</indication>
      <indication>Breast cancer</indication>
      <indication>AIDS/HIV</indication>
      <indication>Late menstruation</indication>
      <indication>Scanty menstruation</indication>
      <indication>Amenorrhoea</indication>
      <indication>Vaginal discharge</indication>
      <indication>Infertility</indication>
      <indication>Eclampsia</indication>
      <indication>Headache</indication>
      <indication>Dizziness</indication>
      <indication>Vertigo</indication>
      <indication>Meniere&apos;s disease</indication>
      <indication>Tinnitus</indication>
      <indication>Deafness</indication>
      <indication>Ear pain</indication>
      <indication>Otorrhoea</indication>
      <indication>Otitis externa</indication>
      <indication>Otitis media</indication>
      <indication>Glaucoma</indication>
      <indication>Vernal conjunctivitis</indication>
      <indication>Trigeminal neuralgia</indication>
      <indication>Numbness</indication>
      <indication>Paraesthesia</indication>
      <indication>Cervical spondylosis</indication>
      <indication>Low back pain</indication>
      <indication>Apoplexy</indication>
      <indication>Seizures</indication>
      <indication>Psychosis</indication>
      <indication>Globus hystericus</indication>
      <indication>Palpitations</indication>
      <indication>Fatigue</indication>
      <indication>Facial oedema</indication>
      <indication>Acne</indication>
      <indication>Childhood eczema</indication>
    </action>
  </actions>
  <constituents>
    <herb>ban xia</herb>
    <herb>ju hong</herb>
    <herb>fu ling</herb>
    <herb>zhi gan cao</herb>
  </constituents>
</record>
