A tickling cough at night may be a symptomatic manifestation of some diseases, such as cough variant asthma, nasal diseases, gastroesophageal reflux, etc., and should be promptly consulted to identify the cause of the disease. 1. Cough variant asthma: patients usually have a history of recurrent coughing, mostly in colds, cold air, coughing or aggravation at night, most of the severe irritating cough, accompanied by throat itching, dry cough and other symptoms, severe breathlessness, chest tightness and other manifestations. 2. Nasal diseases: acute and chronic rhinitis, sinusitis, nasal polyps, etc., nasal congestion, nasal congestion will open the mouth to breathe, so there will be a dry throat, itchy throat, etc., secretion reflux stimulation of the pharynx can be itchy throat, cough symptoms. 3. Gastroesophageal reflux: Gastroesophageal reflux refers to gastroesophageal dysfunction mainly due to the dysfunction of the lower esophageal sphincter, which makes the stomach contents reflux into the throat at night when lying down and stimulates the mucous membranes of the throat, thus causing the symptoms of itchy throat and cough. In addition, the itchy throat cough at night may also be inhaled quilt of certain substances caused by allergic reactions, but this symptom alone is not enough to diagnose the disease, should be timely consultation, to identify the cause of the disease, by the doctor to give targeted treatment.