Medication steps: Step 1: Chinese medicine: one part medicine, four parts water. One part of medicine, one part of water, put warm, gauze dip wash, 5-10 minutes. Twice a day for about a week. Step 2: Heat-clearing and detoxifying Chinese herbal medicine, three times a day. Home Countermeasures 1. The rash usually disappears gradually within a week and does not leave pigmentation, or sequelae. 2.The rash may also increase during the medication period, such as high fever, cough, nasal congestion and other symptoms, hospital follow-up to rule out measles, scarlet fever and other infectious diseases. 3, the child found with a rash should pay attention to isolation, healed before contact with other children to avoid infection. 4. Pay attention to a light diet, drink more water, and try to eat less fish and shrimp.