Bitter mouth patients are hyperheated liver fire or liver and gallbladder damp-heat, etc., to use the liver to clear the fire of medication, you can use gentian herb, gentian flower, astragalus, Yin Chen, dandelion, horsetail and other infusion to drink, as follows: 1, gentian herb: has the liver to clear the fire, clear liver and gallbladder damp-heat effect, with gentian herb infusion can clear heat and dry damp; 2, astragalus: has the liver to clear the fire, clear liver and gallbladder damp-heat, clear lung fire, etc.; 3, dandelion, horsetail: has the effect of clearing damp-heat, for liver and gallbladder damp-heat, hyperheated liver fire, etc. has a better effect; 4, gentian flower: grow in the highlands, can clear liver and gallbladder damp-heat, clear heat and detoxification, clear liver fire.