Polyrhachis vicina Roger is an effective Chinese traditional medicine in the treatment of rheumatoid arthritis, It possesses the efficacy of nourishing liver and kidney, promote blood circulation and dredge meridian. This paper is study on determine the active part of Polyrhachis vicina Roger and build the quality control method.
Four fractions were obtained from successive extraction of the crude drug with petroleum ether, ethyl acetate, n-butanol and water. According to the modern pharmacologic...