There are many treatments for oral astringency, there is no optimal way, the causes are different and the treatments are different, the common causes are inflammation of the gums, indigestion, physiological causes, etc.; the treatment is based on medication and general treatment. 1. Gingivitis: patients will be accompanied by a large number of bacterial growth, there will be symptoms of oral astringency; oral metronidazole tablets, vitamin C tablets, etc. can improve the symptoms. 2. Indigestion: usually like to eat spicy and stimulating food, overeating will cause gastric dysfunction, there will be a astringent mouth, oral domperidone tablets under the guidance of the doctor, can reduce the symptoms. 3. Physiological reasons: mental tension, late night will appear astringent symptoms. It is recommended to keep enough rest and combine work and rest. When the symptoms of astringency persist in ordinary life, you should consult a doctor as soon as possible to make a clear diagnosis, and follow the doctor’s instructions for treatment.