The manifestation of draining dampness after drinking red bean barley water depends on individual situation. Commonly, there is a reduction in skin oil secretion, the disappearance of heavy feeling of fatigue, defecation, stool formation, edema disappeared and so on. 1. Reduced skin oil secretion: when there is dampness in the body, the skin will be greasy. Consumption of red bean barley water after the discharge of dampness, skin grease will disappear; 2. Heavy and sleepy feeling disappears: when there is dampness in the body, it can be manifested as heavy and sleepy, and there is a sense of dizziness. After the discharge of dampness, the heavy and sleepy feeling will disappear; 3. Smooth defecation, stool formation: the presence of dampness in the body, the stool is sticky, and easy to stick to the toilet, the patient will also have the feeling of incomplete defecation. After the discharge of dampness, it will be transformed into normal banana stools; 4. Swelling disappears: when there is dampness in the body, there will be swelling symptoms, after consuming red bean barley water to expel dampness, swelling symptoms will disappear; 5. Tongue coating is reduced and thinner: when there is dampness in the body, the tongue coating will be thick and greasy. The tongue coating will become thinner after the moisture is discharged from the body. Red bean barley water does not have the therapeutic efficacy of drugs, if you are not feeling well, it is recommended to consult a hospital in time, under the guidance of a professional physician, do not take medication without authorization, in order to avoid adverse consequences.