Yinqiao Powder originated from Item Differentiation of Warm Febrile Diseases. It was the famous prescription of Wu Jutong, an expert of epidemic febrile diseases in Qing Dynasty. The indications are for epidemic febrile disease and wind warm disease, pathogen distribution in upper Jiao and wei level syndrome. Teacher Zhang Shengrong gave yinqiao powder in the name of the so called broad-spectrum antibiotics by traditional Chinese medicine. Teacher Zhang is good at using Yinqiao Powder to treat various types of kidney disease, which accompanied by exogenous pathogenic wind cold syndrome or exogenous pathogenic wind cold become pathogenic factors of wind heat syndrome. Flexible modification of Yinqiao Powder can cause kidney disease pathogen removed, and retain righteousness. Emphasis should be placed on the treatment “examine the etiology and pathogenesis, first expel exogenous pathogens, and then strengthen the body resistance or at the same time.”