Dashaye; Pavettae Radix seu Ramulus et Folium Sources:The drug is the dried or fresh root,stem or leaf of Pavetta hongkongensis Brem.(Family Rubiaceae),growing on hillside,roadsides,edge of woods or in sparse woods,distributed in Guangdong,Guangxi,Hainan,Guizhou and Yunnan of China. Constituents:The herb contains Υ-sitosterol,quercus alcohol Al.Leaf contains flavonoid glucoside,amino acid and carbohydrate. Actions and Indications:The stem and leaf are used as febrifuge,antitoxic and blood-activator,for the treatment of cold and fever,heliosis,hepatitis,sores,scabies and traumatic swelling pain.Roots are used for pulmonary tuberculosis.