This condition may be caused by a foreign body in the throat or respiratory disease. If there is a foreign body in the Bichon's throat, he will cough non-stop. If the foreign body is not coughed up for a long time, it is recommended that the owner contact the pet doctor for a DR examination in time, and then use an endoscope to remove the foreign body after determining the location of the foreign body. If a Bichon Frize suffers from respiratory diseases, he or she will cough. Some Bichons will also have symptoms such as sputum and abnormal body temperature. It is recommended to consult a pet doctor in time.