Heat-Clearing and toxicity-Removing Herbs
Ya Dan Zi
Name
Ya Dan Zi (Fructus Bruceae)
The Effect of Ya Dan Zi
Property
Bitter, cold; toxic; large intestine and liver meridians entered.
Actions
Clear heat and remove toxicity; check malaria; erode excrescence in topical administration.
Indications
Recurrent dysentery (amoebic dysentery), abdominal pain with hemafecia, paroxysmal onset; malaria; treating clavus and excrescence in topical administration.
Dosage and Administrations
Take 5~12 grains each time, three times a day. It is mostly wrapped with Long Yan Rou or made into capsules for use. It can also be used in pills or powder after squeezing and getting rid of the oil. Its decoction is scarcely used. Proper dosage is for topical administration.
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 disorder. Attention should be paid to protect the normal skin around the lesion with adhesive tape when treating and excrescence in topical administration.
Sources and further reading
We cite classical materia medica and modern reference works. This article is health education, not medical advice.
- Shennong Bencao Jing (The Divine Farmer's Materia Medica), Han dynasty.
- Bencao Gangmu (Compendium of Materia Medica), Li Shizhen, 1578.
- Chinese Pharmacopoeia, current edition — identity, quality and safety monographs.
- NCCIH and WHO reference material on traditional medicine safety.
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