Recurrent high fever may be caused by unresolved inflammation in the lungs of a two-year-old baby. Inflammation of the lungs will cause pathogens to stimulate the body to produce endogenous heat sources such as interleukins, which in turn stimulate the thermoregulatory center, thus causing two-year-old babies to have recurrent fever. Babies with high fever need to use ibuprofen and other antipyretic drugs, and timely use of physical methods to lower the temperature, but also pay attention to more water, so as to avoid dehydration. You can also use sensitive antibiotics according to medical advice, such as amoxicillin capsules or roxithromycin capsules and other drugs anti-inflammatory treatment. It is recommended that the two-year-old baby lung inflammation is not eliminated need to do regular chest X-ray or chest ct examination, in order to understand the specifics of the disease, the use of drugs also need to follow the doctor’s instructions, daily life should pay attention to the diet light, avoid spicy, more to the baby drinking water, to keep the indoor ventilation, appropriate increase in air humidity, to avoid dryness.