Single Herbs

Category	Qing Re Yao 清熱藥
Sub Category	Qing Re Zao Shi 清熱燥濕
Name	Huang Lian 黃連 Coptis rhizome
Grown	Central and south China.
Source	Rhizome and leaves of Coptis Chinensis Franch.
Ingredients	Berberine, Coptisine, Worenine, Palmatine
Pharma Effect	1) Has anti-microbial and anti-protozoan properties. 2) Has blood vessel dilation effect. 3) Can stimulate smooth muscle.
Properties	Bitter, cold
Channels	Heart, liver, stomach, large intestine
Function	Clears heat, dries dampness, drains fire and relieves toxicity.
Clinic Usage	For diarrhea due to damp-heat in the gastrointestinal system, dysenteric disorder, vomiting, high fever due to febrile disease, irritability or impaired consciousness and delirium. Can also be used for ulcers, boils and toxic swellings.
Cautions
Dosage	2~10g
Storage	Store in a cool, dry place. Prevent dampness.