There is always saliva in the mouth when talking, clinically seen in the following diseases, the treatment and treatment of each disease is different: 1, the patient has oral diseases, such as having gum calculus, pulpitis, periodontitis, a particularly large cavity or salivary gland disease, can appear in the mouth with a particularly large amount of saliva, it is recommended that patients go to the Department of Dentistry for appropriate specialist treatment. 2, some patients have chronic pharyngitis, manifested as The lymphatic follicle hyperplasia in the posterior wall of the pharynx and the root of the tongue is very obvious, and after the lymphatic follicle hyperplasia leads to frequent exudate and secretion, resulting in the feeling that the patient often has phlegm in the mouth. In this case, you can take oral pharyngitis tablets, such as Yinhuang containing tablets, Golden Voice Throat, and oral Chinese medicine preparations for pharyngitis, such as Golden Voice Open Sound Capsules, Huang’s Rattle Pill, Glycyrrhiza Bingme Tablets, Blue Scutellaria Oral Liquid, etc. under the guidance of a doctor for symptomatic treatment and treatment to see if the patient’s symptoms can be relieved. 3. Some patients have reflux gastritis, reflux esophagitis, and often have reflux of stomach acid and stomach contents into The patient has reflux gastritis, reflux esophagitis, and often the stomach acid, stomach contents and other reflux into the throat and form saliva-like changes. In this case, it is recommended to go to the gastroenterology department for oral acid-suppressing drug treatment to reduce reflux and thus reduce salivation. 4. Some patients have central brain diseases, such as Parkinson’s disease, sequelae of cerebral hemorrhage, sequelae of cerebral infarction, may also have this condition, and it is recommended to go to the neurology department for related treatment and handling, although it is more difficult to treat.