The use of a certain two Chinese medicines to treat bad breath, bitter mouth, liver fire is impractical, there is no scientific basis, it is recommended that the patient can follow the doctor’s instructions to take diarrhea Qing Pills, Zuojin capsule and other proprietary Chinese medicines for treatment. 1. Laxing Qing Pill is composed of gentian, rhubarb, windproof and other drugs, its effect is to clear the liver fire (remove liver fire), clinically used in the treatment of tinnitus and deafness, bitter breath and bad breath, dizziness, dizziness, pain in the two coats of arms, redness and astringency of urine, and so on. Attention to allergy to the product is prohibited, pregnant women should not be taken, the old and weak, loose stools and spleen and kidney deficiency should be used with caution. 2. Zuojin capsule consists of Rhizoma Coptidis and Cornus Officinalis, its efficacy is to diarrhea the fire and dredge the liver, harmonize the stomach and relieve pain, clinically it can be used for the treatment of bitter mouth and bad breath, noisy (the stomach has a feeling similar to hunger, emptiness with burning sensation) acidity, pain in the ribs and scoliosis, etc. Caused by the fire of the liver and the stomach (the liver produces a fire evil invading to the stomach). It is contraindicated for those who are allergic to this product, and is not suitable for those who suffer from hypothermia (weakness and coldness of the spleen and stomach). The above drugs need to be used under the guidance of a doctor, do not blindly use drugs on your own.