Halitosis should be treated with either Western medicine or Chinese medicine depending on the situation, and there is no such thing as who is better. For example, bad breath is seen in dental calculus, tonsil stones, Helicobacter pylori infection, as well as bad breath of the spleen and stomach disorders, the former three Western medicine treatment advantage is obvious, the latter is more suitable for Chinese medicine. For dental calculus, dental scaling in stomatology; for tonsil stone, tonsil stone removal in otorhinolaryngology; and for Helicobacter pylori infection, gastroenterology, four-combination therapy on doctor’s advice, and follow-up as instructed by the doctor. Spleen and stomach dysfunction is more suitable to consult the Chinese medicine spleen and stomach department, under the doctor’s guidance of oral Chinese medicine treatment, bad breath is common in the liver and stomach depression and heat syndrome, the middle jiao cold and heat mixed syndrome, stomach fire blazing syndrome, spleen and stomach dampness and heat (the spleen and stomach to feel the dampness and heat of the evil qi) syndrome and other types of evidence. It is recommended to consult a doctor in time, do not take medication without authorization.