Objective To investigate the effects of Networking-Quickening Pain-Relieving Decoction (NQPRD) on rheumatoid arthritis. Methods Rats were prepared as acute inflammatory model in the local skin of back induced by histamine injecting at first. Then, these animals were randomly divided into treating groups treated with NQPRD at various dosages and model group treated with nothing. The effects of NQPRD on the permeability of cutaneous capillaries were measured by measuring stained skin area and absorption spectrometry following the injection of Evan's blue intravenously. Results There were signifi...