The baby coughs at night for the following reasons: 1, need to consider whether the indoor air is dry, the room is too closed, the night temperature is too low, the night continues to open the air conditioning, before going to bed in the mouth residual food, gastro-esophageal reflux stimulation of the pharynx caused by coughing, you can give the child to bedtime feed a little warm water, adjust the indoor temperature and humidity, adjusting the child’s lying down and sleeping position can be. 2, such as continuous coughing, coughing violently leading to the face red, Sneezing, nasal congestion, runny nose, it is likely that the cough is caused by cold. If accompanied by fever, shortness of breath, runny nose, sore throat, etc., pay attention to the respiratory tract infections caused by the timely visit to the hospital, symptomatic treatment. 3, the baby cough at night, dry cough, no sputum, there is a clear seasonal, the family has a history of allergies, the child is allergic to cough, allergic asthma, the need to go to the hospital to check the allergens, cut off or reduce the exposure to allergens after coughing symptoms can be relieved.