GU Yunfei believes that the senile functional constipation is located in the spleen and stomach, the large intestine, and the pathogenesis is spleen and stomach qi deficiency, failure of transportation and transformation, combined with blood stasis.The physique of the elderly is mostly deficiency and blood stasis.Prof.GU started from the physique of the elderly, resolving and tonifying for deficiency-excess in complexity, using Zhizhu Pills as the main Chinese formula.The compatibility uses theoretical features of Chinese medicine such as lifting pot, uncovering the lid, ventilating the lung, ascending lucidity and descending turbidity, moving qi and removing food stagnation, and treating obstructive syndrome with tonics, assist with Wumei(Mume Fructus) and takes into account the pharmacology of western medicine and Chinese formula.It also points out the importance of propaganda and education, such as guiding diet, defecation and so on.