Coughing every day when you wake up to urinate in bed may be caused by laryngitis, or it may be caused by bronchitis, or it may be caused by postnasal drip syndrome. 1. pharyngitis: pharyngitis is an acute inflammatory disease of the mucous membrane of the throat. Patients with this disease can have symptoms of coughing when they go to bed and get up to urinate every day, and patients can also have symptoms such as sore throat and coughing up phlegm. 2. Bronchitis: Bronchitis is an inflammatory disease of the mucous membrane of the trachea and bronchi and its surrounding tissues. Patients with this disease may also experience symptoms such as coughing when they wake up to urinate every day in bed, and patients may also experience symptoms such as coughing up phlegm and fever. 3. Postnasal drip syndrome: Postnasal drip syndrome is a kind of inflammatory reaction that occurs in the mucous membrane of the nasal cavity and sinuses, which produces purulent secretion and backs up into the pharynx through the nasal cavity. Patients with this disease may also experience symptoms of coughing when they wake up to urinate every day in bed, and patients may also experience coughing, coughing up phlegm, and tickling in the throat. In addition to the above diseases, other diseases can also cause patients to cough when they wake up to urinate every day, it is recommended to consult a doctor to find out the cause and ask the doctor to take care of it.