Children with persistent bad cough can be relieved by dietary modification, improving the environment, moderate exercise, and applying medication according to the cause. 1. Dietary regulation: pay attention to a light diet, drink more water, do not eat spicy, stimulating and allergic foods. 2. Improve the environment: pay attention to indoor air circulation, ensure that the room humidity is appropriate, as well as environmental hygiene, etc., is conducive to alleviate the symptoms of children’s cough. 3. Moderate exercise: moderate exercise, such as running, jumping rope, etc., can enhance physical fitness, but also conducive to the recovery of cough. 4. medication: children’s cough has been bad for many reasons, need to clarify the cause of the disease to give targeted treatment. Such as allergy-induced cough, you can take loratadine and other anti-allergy drugs, such as bacterial infections caused by cefixime and other antibiotics, if the cough is accompanied by wheezing can be used to use hormone nebulizer treatment, such as budesonide. Children’s cough has been bad may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment. The use of medication should follow the doctor’s instructions.