BACKGROUND
"Qin-Jiao" is a well-known traditional Chinese medicinal (TCM) herb having been used generally for fighting rheumatoid arthritis (RA) since ancient times. The root of Gentiana dahurica Fisch (Gentianaceae) is one of the four officially validated "Qin-Jiao" as listed in the Chinese
"Bangjian" were traditional Tibetan medicine-flowers from Gentianaceae, which were widely used and had a long medicinal history for the function of detoxifying, curing heat symptoms and treating the laryngitis. The Tibetan compound preparation endowed SFDA approval number always used Bangjian aas