There are many reasons why the throat tickles and coughs at night, commonly found in nasopharyngeal diseases, cough variant asthma, gastroesophageal reflux disease and so on. 1. Nasopharyngeal diseases: if there is rhinitis, sinusitis, chronic pharyngitis, tonsillitis and other lesions, due to sleep, people are in a lying state, the secretion of the stimulus, the pharynx will appear itching and coughing symptoms. 2. Cough variant asthma: a special type of asthma, mainly characterized by irritating dry cough, mostly at night and early morning episodes, without obvious wheezing, shortness of breath and other symptoms. It can lead to scratchy throat and cough at night. 3. Gastroesophageal reflux disease (GERD): a chronic disease in which the contents of the stomach and duodenum flow back into the esophagus, resulting in a series of symptoms. When sleeping in a flat state, the acidic reflux material may reflux into the throat, irritating the throat and trachea, causing coughing and pharyngeal discomfort and other symptoms. Its can cause a scratchy throat and cough at night. There are many reasons for a tickling throat and cough at night, you should go to the hospital in time to clarify the cause of the disease, under the guidance of a professional doctor, and follow the doctor’s instructions for treatment.