A drink gums will be swollen may be gingivitis, periodontitis, endodontitis and other inflammatory diseases. 1. Patients with gingivitis and periodontitis have swelling and pain after drinking, which may be due to the body’s resistance, poor immunity, inflammatory foci of the gums and periodontium, so that the alcohol stimulates the periodontal tissues after drinking alcohol, and then swelling and pain occurs. If the gums and periodontals are normal, there will be no swelling and pain after drinking alcohol. It is recommended to carry out periodontal treatment under the guidance of the doctor to eliminate periodontal inflammation. 2. Patients suffering from endodontitis have inflammation of the pulp of the teeth, and if alcohol stimulates the pulp of the teeth, it will also cause pain and swelling. It is best to have root canal treatment, and during the treatment, it is best not to drink alcohol, do not eat spicy and stimulating food.