Laxity of menstrual flow is often characterized by spleen deficiency, kidney deficiency, blood heat, blood stasis, etc. The corresponding Chinese herbal prescriptions include Solidifying the Fundamentals and Stopping Disintegration Tang, Adding and Reducing Cistanches and Cuscuta Pills, Xiangshang Xiezhi Tang, Blood Stasis and Stopping Blood Stasis Tang. 1. Spleen deficiency syndrome: the symptoms are mostly caused by the weakness of the middle qi in the spleen or even subsidence, the lack of solidity of Chong Ren (the weakness of the Chong Ren veins affects the function of solidity), and the loss of blood control, which leads to the lack of fluidity. The herbal prescriptions are Solidifying the Origin and Stopping Avalanche Soup or Jiuyuan Decoction combined with Anchong Tang plus Ginger Charcoal. 2. Kidney deficiency syndrome: mostly caused by kidney deficiency, not solid, can not restrain the menstrual blood due to the dripping, can be divided into kidney qi deficiency, kidney yang deficiency, kidney yin deficiency. The Chinese medicine prescription for kidney qi deficiency is Cistanches Cistanches Cuscuta Pills, the Chinese medicine prescription for kidney yang deficiency is Right Angelica Pill with Cinnamon, Bone Marrow and Horny Goat Weed, and the Chinese medicine prescription for kidney yin deficiency is Zuo Gui Pill with Cowslip and Er Zhi Pill. 3. Blood heat evidence: mostly by the heat disturbing the blood sea of Chong Ren, forced blood delusion caused by the dribbling, can be divided into false heat evidence and solid heat evidence. The Chinese medicine prescription for deficiency-heat syndrome is Shangshangxianzhi Tang, and the Chinese medicine prescription for solid-heat syndrome is Qingjiegujing Tang. 4. Blood stasis syndrome: the dribbling is mostly caused by stagnation of blood in Chong Ren and the uterus, and restlessness of the new blood, the Chinese medicine prescription is Si Cao Tang, Blood Stasis Relieving Tang or Shogun’s Zang Guan Tang. If there is a need for medication, it should be used under the guidance of a doctor and should not be used blindly by oneself to avoid adverse consequences.