VARIANT NAMES: Congjingbai, Congbaitou.
ORIGIN: The bulb of Allium fistulosura [Liliaceae].
CHEMICAL COMPOSITION: Containing volatile oil (mainly allicin, diallyl sulfide), 97mg% of vitamin C (damp weight), vitamin B1 and B2, nicotinic acid, a little vitamin A, fatty oil and mucus.
NATURE, FLAVOR AND CHANNEL TROPISM: Pungent in flavor and warm in nature, acting on the channels of the lung and stomach.
EFFICIENCIES AND INDICATIONS: Removing superficies syndrome, activating yang and clearing away toxic materials. It is used to treat chills, fever and Headache due to exogenous febrile diseases, abdominal pain due to fin-cold, Intestinal Obstruction, Constipation and uroschesis, dysentery, Carbuncle and Edema.
DIRECTIONS: To be decocted or boiled in alcoholic drinks for oral administration.When used externally, it is to be pounded and applied to the affected part, or parched for hot medicated compress, or decocted to bathe the affected part, or wrapped in a cloth and inserted into the ear or nose. It should be avoided by the patient who shows spontaneous perspiration caused by exterior deficiency.