The common causes of coughing during the daytime may be reflux esophagitis, cough variant asthma and other diseases, according to different causes, under the guidance of the doctor to take drugs to inhibit the secretion of gastric acid or glucocorticoids and bronchodilators of the combination of preparations for treatment. 1. Reflux esophagitis: When patients with reflux esophagitis sleep at night, the contents reflux into the throat to stimulate coughing symptoms. Under the guidance of the doctor can be used to inhibit gastric acid secretion of drugs, such as omeprazole, rabeprazole, can also be used in conjunction with the use of pro-gastrointestinal dynamics of drugs such as domperidone, mosapride and so on. 2. Cough variant asthma: Cough variant asthma is mainly characterized by irritating cough, and the cough is obvious at night. It is recommended to use inhaled glucocorticoid and bronchodilator combination preparation, such as budesonide formoterol powder inhaler. In addition to the above reasons, due to get up before going to sleep after the change in body position, airway phlegm will flow to stimulate the mucous membrane can cause coughing, so for chronic bronchitis, bronchiectasis and other diseases can also appear at night before going to bed coughing, coughing up sputum, heart failure is also likely to appear as soon as the symptoms of coughing in bed. It is recommended that if the symptoms of coughing at bedtime persist, or are accompanied by other symptoms, you should go to the hospital in a timely manner, to identify the cause of the cough and then give targeted treatment.