Coughing at night that prevents you from sleeping may be caused by respiratory tract infection or bronchitis. It is recommended to take a lung film or have a chest X-ray to confirm the diagnosis. You can take azithromycin or cephalosporin capsules for treatment, intravenous fluids and antibiotics for severe cases, and licorice combination for thick sputum. Drink plenty of plain water, and nebulized inhalation treatment will be more effective. Severe cough can also be treated with the dietary treatment of vinegar and eggs. 1 spoon of rice vinegar should be put into a frying pan and boiled over a gentle fire, and 1 egg should be beaten into it. After coughing, the diet should be light, nutritious and easy to digest, and you can eat more vegetables and fruits. Bing sugar snow pear water is the best, you can drink more; you can also eat loquat and water chestnut.