Bitter mouth and bad breath need to be identified by traditional Chinese medicine practitioners and then choose the appropriate proprietary Chinese medicines, such as Wu Wei Bitter Ginseng Enteric Capsules, Anti-inflammatory Bile Tablets, Liver Shuffling Granules and so on. 1. Five-flavored Bitter Ginseng Enteric Capsules: the main ingredients are bitter ginseng, diospermum, dai, licorice, baihe, with the effects of clearing away heat and drying dampness (removing heat and drying out dampness), cooling the blood and stopping bleeding (cooling and moisturizing the blood and preventing bleeding), and detoxifying and astringing the sores, which can relieve the symptoms of dryness, bitterness, and bad breath caused by dampness and heat, fever, abdominal pain, and yellowish coating on the tongue to a certain extent. 2. Anti-inflammatory bile tablet: the main ingredients are Andrographis paniculata, Radix et Rhizoma Pinelliae, Radix et Rhizoma Pinelliae, and Radix et Rhizoma Pinelliae, which are effective in clearing away heat, dispelling dampness, and inducing bile, and are effective in treating symptoms such as bitter taste in the mouth and pain in the ribs, etc., which are caused by damp heat in the liver and gallbladder. During the period of taking this drug, one should abstain from smoking and drinking, and avoid oily and thick-flavored food. 3. Liver Relief Granules: the main ingredients are Angelica sinensis, Radix Paeoniae Alba, Rhizoma Atractylodis Macrocephalae, Poria, Radix Bupleurum Chinense, etc. It has the efficacy of dredging the liver and regulating qi (regulating the stagnation of qi in the liver), dispersing blood stasis and regulating menstruation (regulating menstruation by dispersing stagnant blood), and it is used in the treatment of symptoms such as bitter breath and bad taste in the mouth, dizziness, and swelling and stuffiness in the chest and abdomen caused by the lack of liver qi. Avoid spicy, cold, greasy and indigestible food while taking this drug. The adverse reactions and contraindications of the above drugs are not clear, and the suitable proprietary Chinese medicines for bitter breath and halitosis need to be identified in TCM to confirm the cause of the disease and be selected under the guidance of a professional physician.