Analysis of illness: Hello, ebony has the effects of astringing lung, astringing intestine and promoting fluid production, licorice has the functions of harmonizing the properties of various medicines and detoxifying, and medlar has the functions of nourishing liver and kidney and keeping smart. Suggestion: Generally, the use of traditional Chinese medicine can only be applied after syndrome differentiation. It is recommended to use it under the guidance of local doctors, not blindly.