Borneol(Bing pian)

It is the processed resin of Dryobalanops aromatica Gaertin.f.,family Dipterocarpceae,or the crystals from evaporated trunk of this kind of trees,which id called Longnao Bingpian or Meipian.It can also be made from the sublimation of leaves of Blumea balsamifera(L.)DC.,family Compositae,which is named"Aipian."Nowadays,it is mostly synthesized from turpentine oil and camphor,and it is called'sunthetic resin"or "Jizhi Bingpian"in Chinese.The finished product should be stored in cool place and in a closed container.It is ground into powder for medicinal use.

Medicinal Properties:pungent,bitter and slightly cold.

Meridian Tropism:heart,spleen and lung meridians.

Medicinal Efficacies:regain consciousness;clear away heat and alleviate pain.

Usage and Dosage:0.15~0.3g is used in pill or powder form.The appropriate amount is needed for external application.It is ground into powder and applied to the affected part of the body.