There is no fastest way to stop coughing and moisten the lungs, the first step is to find the cause. There are many causes of cough, may be ordinary acute upper respiratory tract infection, may also be pneumonia, tuberculosis or some extrapulmonary diseases, such as reflux esophagitis, the cause of different treatment methods, including general treatment, such as adjusting the living and dietary habits, if necessary, need to be treated with medication, etc., the specifics of the introduction is as follows. 1. Infection treatment: the most common cause of cough is respiratory tract infection, which includes acute upper respiratory tract infection, lung infection and so on. Acute upper respiratory tract infections are often related to viruses, generally do not need special treatment, usually pay attention to rest and drink more water, when necessary, you can take oral antiviral oral solution. If it is a lung infection, such as pneumonia and tuberculosis, you need to use antibiotics under the guidance of the doctor for treatment, and if necessary, you can also use some cough medication, such as compound licorice tablets, aminoglutethimide hydrochloride and so on. 2. Inhibit gastric acid secretion: extrapulmonary diseases can also cause cough, such as reflux esophagitis, when gastric acid reflux into the esophagus, stimulate the throat and thus cough symptoms, you can use some drugs to inhibit gastric acid secretion, such as omeprazole. 3. Adjust the living and dietary habits, usually pay attention to the diet light, avoid eating spicy and stimulating food, you can eat more vegetables and fruits, such as Sydney, loquat and so on. Drink more water to keep the mucous membrane of the respiratory tract moist, which is conducive to improving the defense ability of the respiratory tract. If the cough is obvious, you should go to the hospital in time to clarify the cause of the disease, and follow the doctor’s instructions for standardized treatment. Drugs need to be used under the guidance of a physician.