Coptis chinensis was widely used in China as a folk medicine by Shennong around
3000 BC. Coptis chinensis was firstly described in the ancient Chinese medical
book The Divine Farmer’s Herb-Root Classic. Coptis chinensis was used to treat
intestinal bacterial infections and antipyretic analgesic for thousands of years ago
Coptis chinensis also called zhilian, chuanlian, weilian, jizhualian, shanglian,
and xuanlian in Chinese history. Coptis chinensis was accepted by most physicians,
and the Chinese pharmacopoeia also uses Coptis chinensis as its official name .
Coptis chinensis mainly grows in Anhui, Hunan, Sichuan, and Yunnan and has been
cultivated in Sichuan since the Ming dynasty, which has a long history of cultivation. Other species of Coptis chinensis from different places were used as medicine.
However, commodity circulation of wild Rhizoma coptidis has not been formed .
Coptis chinensis is national three level protection plants at present and majorly produced in Shizhu of Chongqing, West Hubei, Shanxi, and Gansu.
Berberine is a quaternary ammonium salt from the protoberberine group of isoquinoline alkaloids. It is found in some plants such as huanglian 黄连 (Rhizoma
coptidis), huangbo黄柏 (Phellodendri Chinensis Cortex), sankezhen三颗针
(Berberidis Radix), and so on.
The components of Coptis chinensis which have antibacterial and antiinflammatory effects are original alkaloid berberine class, including berberine, coptisine, palmatine, epiberberine, columbamine, jatrorrhizine, worenine, and
magnoflorine, with berberine having the highest content (5–8%).
