Table 1.

The composition of “Pingliu Keli” (PK).

Species	Chinese name	Plant part	Origin	Grams	%
Lycium chinense	Gou Qi	Seed	Ningxia, China	40	11.1
Dendrobium officinale	Shi hu	Stem	Yunnan, China	40	11.1
Arisaema heterophyllum	Tian nan xing	Stem	Guizhou, China	40	11.1
Rhizoma typhonii	Bai fu zi	Stem tuber	Tibet, China	40	11.1
Curcuma zedoaria	E shu	Stem tube	Guangxi, China	40	11.1
Ligusticum chuanxiong	Chuan xiong	Root	Sichuan, China	40	11.1
Buthus martensii Karsch	Xie zi	Dried body	Shandong, China	40	11.1
Bombyx mori L	Jia can	Dried body	Jiangsu, China	40	11.1
Herba hedyotis diffusae	She she cao	Leave	Yunnan, China	40	11.1
Total amount				360	100