For the baby’s pneumonia fever 2 days and fever again, if the pneumonia recurrence caused by the available amoxicillin and other drugs; if the upper respiratory tract infection caused by symptomatic treatment; if the gastrointestinal tract infection caused by the available cephalosporin and other antibiotic drugs. 1. Pneumonia recurrence: baby pneumonia fever, if the baby’s pneumonia treatment is not thorough enough, not completely control the pathogen, then it may lead to pneumonia recurrence, fever and other symptoms. You can use medication such as amoxicillin, as well as physical cooling by wiping the forehead and other parts of the body with a warm towel. 2. Upper respiratory tract infection: When the child’s pneumonia fever subsides, the body’s resistance is still relatively weak, and it is easy to be attacked by pathogens, causing upper respiratory tract infections, resulting in fever and other symptoms. If the temperature exceeds 38.5 ℃, you can use antipyretic drugs such as ibuprofen. Eat a light diet and drink plenty of water. 3. Gastrointestinal infections: because after the pneumonia fever, the child’s own resistance is weak, if the diet is not appropriate, it may also cause gastrointestinal infections, fever and other symptoms, in addition to fever, you can also take ceftazidime and other antibiotics to fight infection treatment. The specific use of the above drugs should be under the guidance of a doctor. If the fever persists, you need to go to the hospital in time for treatment.