The difference between dampness-eliminating drugs and water-eliminating drugs is in the definition of drugs, drug properties, modern pharmacological research and other aspects. Definition is different: there is an aromatic odor, the medicinal properties of warm and dry, the effect of dampness is called aromatic dampness medicine; can open the waterway, seepage of dampness, the treatment of water and dampness within the stop (water and dampness in the body) of the disease of the drug is called diuretic and seepage of dampness (to promote the operation of the water to get rid of dampness) medicine. Dampness-inducing drugs are also divided into water-inducing and swelling-reducing drugs, diuretic and diuretic (to improve urinary dribbling, urinary volume of the problem) drugs and dampness-inducing and jaundice-reducing (to dispel dampness and reduce jaundice) drugs. The performance of drugs is different: aromatic and dampness-eliminating drugs can promote the transportation of the spleen and stomach, eliminate dampness and turbidity, and have the effect of awakening the spleen and eliminating dampness, and also have the effect of promoting the flow of qi in the middle jiao, so as to relieve the symptoms caused by stagnation of qi in the middle jiao; dampness-expelling drugs are mainly sweet and bland in nature, and their effects are inclined to be downward, so as to treat the diseases in the middle and lower jiaoxia. The use of drugs need to follow the doctor’s advice, do not self-medication, so as not to affect the health of the body.