Radix Dichroae

 

Source
Root of Dichroa febrifuga Lour., family Hydrangeaceae.

Characteristics
Root woody, conical, twisted and branching, 9-15 cm long and axial root 0.5-2.0 cm in diameter. Surface cork yellow, longitudinally and finely striated, easily peeling off. Prepared by crosscutting, section yellow-white, showing radial vascular bundles. Bitter in taste, slightly cold in nature, slightly toxic, and attributive to lung and liver channels.

Indication
1. Prevent recurrence of malaria: For malaria, usually used with Semem Arecae together to minimize its emetic effect.
2. Induce vomiting of phlegm: For accumulation of phlegm in the chest.

Pharmacological Action
A, B and Y-Dichroine are three active components.
1. All of them are antimalarial agents. Y-Dichroine being the most effective.
2. B-Dichroine is also an amebicide which is stronger than emetine.
3. A and B-Dichroine can reduce vaccine-induced fever in rabbits.
4. The three components are hypotensives, vasodilators and cardio-inhibitors.

Administration Decoction: 3-10g.

Caution
This herb has an emetic effect and is contraindicated for the aged, the debilitated, pregnant women and those with relevant disorders.


   

Please feel free to contact
Mr. Wang Tao

E-mail:
herb@damo-qigong.net
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