It is a normal process for children to cough after a fever. You can give your child anti-inflammatory medicine and cough medicine, such as amoxicillin granules or roxithromycin, and cough medicine such as Chinese medicine Yinbei cough granules or Qinglung san, or Chuanbei cough syrup. If there is phlegm, you should also take the expectorant medicine Monkey Jujube San or the compound Fresh Bamboo Li. You can give your child some pears boiled with rock sugar. During the coughing period, you should drink more water, get more rest, avoid outdoor sports and go to crowded places. You can put a humidifier or a few pots of water in the house to ensure a certain level of air humidity. Eat a light diet, do not eat greasy, spicy food, you can eat more cough food, like radish, sugar cane, pears, water chestnuts, etc.