Sleeping at night without coughing, daytime cough, chest tightness consider pneumonia, chronic obstructive pulmonary disease, allergic cough and other diseases, need to be based on the cause of different treatments. 1. Pneumonia: due to lung infections leading to more secretions in the alveoli, is one of the diseases that cause no cough at night, cough during the day, chest tightness, need to use cephalosporins such as cefixime and other anti-infective treatment in a timely manner, combined with aminoglutethimide to be targeted to stop the cough and resolve sputum. 2. Chronic Obstructive Pulmonary Disease (COPD): It is often characterized by chronic cough and sputum, and if accompanied by hypoxemia, chest tightness may occur. If the symptoms are severe, bronchodilator salbutamol and glucocorticoid budesonide can be used, combined with acetylcysteine effervescent tablets and other phlegm treatment. 3. Allergic cough: irritating cough caused by daytime exposure to dust or allergic substances such as pollen, mainly dry cough, if the airway spasm is severe, chest tightness and other symptoms may occur. Generally, allergens need to be clarified and kept away from. If the symptoms are severe, anti-allergy drugs such as loratadine and cetirizine can be used for anti-allergy treatment. There are many diseases that cause symptoms such as sleeping at night without coughing, coughing and chest tightness during the day, if the symptoms are not relieved or aggravated, it is necessary to consult a doctor in time to clarify the diagnosis and active treatment.