This paper introduced Professor WANG Xingkuan’s experience in treating palpitations with Ningxin Dingji Decoction.Professor WANG believes that heart palpitations are located in the heart,and closely related to the lung,liver and gallbladder.Heart Qi and nutrient Qi deficiency,loss of soothing of liver and gallbladder or insufficiency of gallbladder Qi causing timidity and internal stop of phlegm Qi or phlegm Qi accumulated heat and transformed into fire disturbing the mind or gallbladder will all lead to palpitations.According to the pathogene...