Distribution:
Hunan, Sichuan, Liaoning provinces of China.
Properties (characteristics):
Acrid, warm.
Channels (meridians) entered:
Bladder
Actions & Indications:
For wind cold type of influenza, Headache on top of head, Rheumatic Arthritis, achy arms.
Chemical ingredients:
Contains evaporating oil. Main ingredients of the oil:
3-But-ylphthalide
Cnidilide
Methyl eugenol
Dosage:
4 to 12 g.
Cautions:
It is contra-indicated to those with xue xu (blood deficient) or with yinxu (yin deficient) or with liver yang ascending syndromes.