Patients with recurrent cough should pay attention to the following aspects. First, patients should pay attention to keeping warm, avoid getting cold, drink more hot water, eat a reasonable and balanced diet, avoid nutritional imbalance, and avoid spicy foods and foods that are too cold. Secondly, if necessary, immune-regulating drugs, such as pidomod, can be applied to improve the body’s resistance and, if necessary, herbal remedies can be applied to regulate the condition. Third, patients with recurrent cough can apply preventive drugs, such as bacterial lysis products, and also flu vaccine or streptococcus pneumoniae vaccine, both of which have a good preventive effect.