Individual Herbs Notebook

Ya Dan Zi

Pharmaceutical: Fructus Bruceae
Taxonomy: Brucea javanica

Other names: Java Brucea seed / Kosam seed

Category: Herbs that Clear Heat



Properties: Bitter, cold, toxic

Meridans Entered:
Primary: Large Intestine and Liver


Traditional Actions/Indications:
  1. Cools Heat, resolves toxicity, expels Dampness, cools the Blood and kills parasites
    Chronic, intermittent dysentery
    Rectal tenesmus with dysentery containing Blood and mucus and dysentery caused by protozoa and amoeba
    Long-term diarrhea and hemorrhoids
  2. Treats malaria
    Malaria
  3. Treats cancer caused by Toxic Heat
    Cancers of the colon, breast, esophagus, Stomach, skin, cervix and rectum
  4. Softens hardness
    Topically for hard nodules, warts, corns cysts

Suggested Daily Dosage: 5-12 grains, 3x per day, usually wrapped in Long Yan Rou fruit, or 0.5-2g powder, or oil extracted for topical application.


Cautions: It is harmful to gastro-intestinal tract, liver and kidney, so it should not be taken for a long time; it is contraindicated to patients with gastro-intestinal bleeding, liver and kidney disorders. Attention should be paid to protect the normal skin around the lesion with adhesive tape when treating and excrescence in topical administration.


Does not appear in any formulae listed on this site
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