Patient: Description of the condition (onset time, main symptoms, hospital visited, etc.): May 20 morning the child began to fever, 1:30 p.m. to the hospital anal test 39 degrees, with Merlin to reduce fever, more than 8:00 p.m. that night vomiting fever, 21 a full day without fever without any symptoms, the fever began in the evening until 2:00 p.m. on the 22nd to reduce fever during are physical cooling. But the morning of the 23rd began to cough a little, the day the symptoms of the cold appeared, sneezing, clear nose, coughing slightly, nasal congestion, difficulty in breathing in bed, crying, coughing aggravated. During this period, he has been taking Jian’er Qingliang Liquid, and on the 24th at noon, he added Yinhuang Granules. I’ve had Merlin once, and I’ve been taking Jian’er Qingliang Liquid during the period, plus Yinhuang Granules at noon on the 24th. I want to know how to treat it because I don’t want to take antibiotic medicine. Zhu Shengguo, Department of Pediatrics, Shanghai Shuguang Hospital East Hospital: According to your medical history, it is estimated that your baby has a viral cold. Most viral colds have a fever for 1 to 3 days at the beginning, and the cough worsens after the fever subsides, initially a dry cough, followed by a phlegm cough, and slowly recovers after a week. Of course, if the fever does not subside, coughing and shortness of breath, it may be complicated by pneumonia, etc., then it is necessary to pay attention to treatment and add antibiotics. It is necessary to analyze according to the medical history, chest X-ray and laboratory results.