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Japanese St. John'swort Herb

地耳草 Di Er Cao
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Di Er Cao (Herba Hyperici Japonici)

  1. Di Er Cao
  2. Tian Ji Huang
  3. 地耳草
  4. Herba Hyperici Japonici
  5. 田基黄
  6. 田基黃

The Effect of Japanese St. John'swort Herb


Sweet, bitter, cool; lung, liver and kidney meridians entered.


Clear heat and promote diuresis, resolve swelling and remove toxicity.


Infectious hepatitis, febrile convulsion, diarrhea, dysentery, appendicitis, tonsillitis, infantile malnutrition, swellings, snake bites.

Dosage and Administrations

Decoct 15~30 g, or 30~60 g of the fresh product. Large dosage can be 90~120 g, or pounded for juice. Proper dosage is for external application, pounded for applying or decocted for washing.