Sleeping at night with a scratchy throat and cough may be caused by reflux pharyngitis, chronic pharyngitis, chronic rhinitis and so on. 1. Reflux pharyngitis: when lying down at night, some patients suffering from reflux pharyngitis are more prone to reflux of gastric contents into the throat, which may cause a tickle in the throat at night, causing an irritating cough. 2. Chronic pharyngitis: In chronic pharyngitis, the pharynx is congested with blood, and due to the stimulation of inflammatory factors leading to pharyngeal itching, paroxysmal coughing may also occur. 3. Chronic rhinitis: this disease can have nasal congestion and increased nasal secretions, in the night time when you sleep with nasal discharge backflow, there will be a tickle in the throat, cough. Sleeping at night with a tickle in the throat and cough, it is best to go to the hospital in a timely manner, to clarify the cause of the disease to take targeted treatment, so as not to delay the condition.