Dry throat, bad breath is mainly considered to be due to fire, tonsil inflammation, chronic inflammation of the throat caused by gingivitis, periodontitis, dental caries is also prone to cause bad breath, the phenomenon of fire. Generally need to use artificial oxalic metronidazole, Huanglian Shangqing tablets, amoxicillin or roxithromycin and other drugs treatment. If caries is more serious, you need to go to the hospital to take a picture of the examination, you can do root canal treatment, in the usual need to pay attention to diet, try to avoid eating food that can easily cause fire, local watermelon cream lubricant tablets, clear throat drops and other medications. Dampness and heat in the stomach is too heavy, poor digestion is also easy to cause the symptoms of bad breath, you can use the clear stomach Huanglian pill to treat, try not to eat food that is not easy to digest in normal times.