There is no fastest way to regulate bitter mouth. Bitter mouth is mostly due to liver and gallbladder dampness and heat (dampness and heat evils accumulated in the liver and gallbladder) or liver and gallbladder fire caused by the identification of the use of gentian diarrhea and liver pills or Zuojin Pills and other additions and subtractions of the adjustment of the treatment, the identification of the accurate side of the faster to get good results. Bitter mouth is considered by Chinese medicine practitioners to be caused by changes in the functions of the spleen, stomach, liver and gallbladder, such as exuberant fire in the liver, weak spleen and stomach, and fire in the liver that offends the stomach, resulting in bitter mouth, accompanied by fatigue, abdominal distension and loose stools (thin and unshaped feces), etc., and Zuojin Pills can be taken to regulate the symptoms. If the liver and gallbladder fire is inflamed, bitter mouth, accompanied by dystocia (pain in the area of the ribs), headache and eye redness, etc., can be treated with medicines such as Longdian Diarrhea Liver Pill to clear dampness and heat and clear the liver and gallbladder fire. Bitterness of the mouth in Chinese medicine need to be accurate identification, can be quickly effective, should consult a professional physician, under the guidance of the physician to identify the use of medication, should not be unauthorized use of medication.