Drinking water does not work as a pain reliever for toothache sufferers. Drinking water also has no therapeutic effect on toothache. Toothache is just a symptom, and there are more causes of toothache. It is recommended that patients with toothache should not take care of it by themselves, but need to go to the hospital for examination first to understand the causes of pain. Do not eat spicy stimulation, frying, barbecue food, to avoid local stimulation caused by pain aggravation. If it is caused by periodontitis, gingivitis, dental caries and other diseases. Drinking water can not play a role in treating the disease, can not relieve the pain, it is recommended to go to the hospital stomatology department for examination to find the cause of the disease, under the guidance of the doctor for the primary disease treatment, can effectively relieve the symptoms.