Medicinals

yā dǎn zǐ / 鸦胆子 / 鴉膽子 / brucea [fruit];

Latin pharmacognostic name: Bruceae Fructus

Alternate English names: Japanese brucea [fruit]

Alternate Chinese names: 老鸦胆 lǎo yā dǎn; 鸦胆 yā dǎn; 鸦蛋子 yā dàn zǐ; 鸭蛋子 yā dàn zǐ; 鸭胆子 yā dǎn zǐ

Origin: Plant

Use: medicinal

Category: Heat-clearing agents / Heat-clearing toxin-resolving agents

Properties: Bitter; cold; toxic.

Channel entry: large intestine and liver channels.

Indications:

Dosage & Method:

Oral: Swallow 5–20 seeds after meals (3 times a day) packed in dried longan (or capsules). Topical: Apply crushed.

Warning:

Modern research has shown that yā dǎn zǐ is damaging to the stomach and intestines as well as to the liver and kidneys. It should not be taken for a long time. It is contraindicated in spleen-stomach vacuity. It should be used with care in gastrointestinal bleeding or in liver and kidney disease. When using it for corns and warts, protect the surrounding area with a sticking plaster; avoid contact with healthy skin.

Quality:

Firm white oily fruits are the best.

Product Area:

Guǎngdōng, Guǎngxī, Fújiàn, Táiwān.

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