According to the TCM theory, diabetes is characterized in the initial stage by deficiency and consumption of qi and yin fluid and excessive dryness-heat; in the middle stage by deficiency of both qi and yin, and obstruction of channels and collaterals; while in the late stage, by various complications due to consumption and loss of qi and yin, imbalance of yin and yang and stagnation of both phlegm and blood stasis, which may result in failure of the kidney and serious injury of the channels and collaterals and zang-fu organs. In recent years, there are lots of reports concing Chinese-drug treatment of diabetes with satisfactory therapeutic results. The following is a survey of treatment of diabetic complications with Chinese drugs.