Heavy breath generally refers to bad breath, according to the viewpoint of Chinese medicine, bad breath is mostly caused by the accumulation of heat in the spleen and stomach, intestinal stagnation, heart fire hyperactivity, etc. Commonly used medicines include Huo Xiang Qing Stomach Capsules, Qing Stomach Bulk and Longdian Diarrhea Liver Pill, etc. It is recommended to use the medicines under the direction of the doctor, and should not be used blindly on your own. Pouli Xiang Qing Stomach Capsules is mainly composed of gardenia, antifungal, licorice, etc. It has the efficacy of clearing away heat and resolving dampness (clearing away heat and dissolving dampness), awakening the spleen and eliminating stagnation (promoting the function of the spleen and eliminating the stagnation of food and drink), and it can be used for treating indigestion caused by heat in the spleen and stomach and halitosis, etc. However, it is not suitable for the patients who have dry mouth, red tongue, and heat in the heart of the hands, feet, etc. It is not suitable for the use of patients. Clearing Stomach Powder has the effect of clearing stomach and cooling blood (eliminating stomach heat, cooling blood heat and preventing bleeding), and is used for treating toothache caused by stomach fire, hot and smelly breath, dry mouth and tongue. Longdian Diarrhea Liver Pill is composed of Chaihu, Scutellaria baicalensis, Mutong, gentian and Dihuang, etc. It has the effect of clearing liver and gallbladder and relieving dampness and heat, and can also be used for the treatment of bitter breath and halitosis, etc., but note that pregnant women are forbidden to use it. In addition, patients with bad breath can also use patchouli, pelargonium and other decoctions to gargle, or cloves containing or soaking water to gargle, which is also effective in relieving the symptoms of bad breath. It is recommended that patients with bad breath go to a regular Chinese medicine hospital in time to choose appropriate and effective treatments under the diagnosis of professional Chinese medicine practitioners, and patients should avoid self-medication. At the same time, daily need to keep the mouth clean, rinse after meals, avoid overeating and spicy, greasy, cold food.