Old spitting may be due to dietary factors, drug factors, oral inflammation and other reasons.
1. Dietary factors: often overeating, intake of spicy stimulation, fried, pickled food or take carbonated drinks, etc., will cause stimulation of the digestive mucosa, resulting in increased oral secretions, may cause frequent spitting.
2. Drug factors: more types of drugs, many drugs may cause gastrointestinal adverse reactions, if the glands cause stimulation will lead to increased saliva, causing frequent spitting symptoms.
3. Oral inflammation: mainly including gingivitis, gingival abscess, oral ulcers, etc., when there is inflammation in the mouth inflammation will cause stimulation of the salivary glands in the mouth, resulting in excessive secretion of saliva, the mouth because there is a large amount of saliva, so it will be accompanied by frequent spitting performance.
Old spitting may also be caused by other reasons, if the symptoms are serious, you should go to the hospital in time to give standardized treatment after the cause is clear.