Coughing in the evening is mostly due to allergic reactions, chronic bronchitis, cough variant asthma, reflux esophagitis and other causes. 1. Allergic reaction: allergic to dust, cotton wool and other causes, there will be symptoms of coughing a lot. 2. Chronic bronchitis: Chronic non-specific inflammation of the mucous membrane of the trachea and bronchial tubes due to smoking, external environmental pollution, bacterial or viral infections can cause symptoms of coughing. 3. Cough variant asthma: typical symptoms of cough variant asthma can appear irritating cough, with recurrent attacks, time rhythmic, evening or night cough symptoms are obvious. 4. Reflux esophagitis: due to the reflux of stomach and duodenal contents into the esophagus, it can cause irritation to the throat area, causing cough symptoms. The symptoms of coughing in the evening and long-term non-relief, you need to go to the hospital in a timely manner for relevant examinations to identify the cause of the disease, and actively cooperate with the doctor for treatment.