Chinese Thorowax Root is the dried root of Bupleurum chinense DC. or Bupleurum scorzonerifolium Willd. (Fam. Umbelliferae). According to the difference of the origin, and description, the former is known as "Beichaihu" (Northern chinese Thorowax Root), and the latter is known as "Nanchaihu" (Southern chinese Thorowax Root).

Action: To relieve fever, to soothe the liver and to cure drooping and ptosis.

Indications: Influenza or common cold with fever; alternate chills and fever such as malaria; distending pain in the chest and hypochondriac regions; menstrual disorders; prolapse of the uterus, prolapse of the rectum.

Precaution:The dried rhizome of Bupleurum longiradiatum Turoz, covered with numerous annular nodes externally is poisonous and can not be used as Radix Bupleuri.

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