The baby’s body temperature of 37.3℃ belongs to fever, the normal body temperature should not exceed 37.2℃, more than 37.2℃ is fever, but there is no need to panic, because fever 37.3℃ belongs to the category of low fever, generally do not need to take antipyretic drugs. If discomfort occurs due to fever, the symptoms can be relieved by physical cooling, by means of warm water wipes to lower the temperature. However, it is also necessary to take good care of the child, such as feeding the baby water regularly and paying attention to keeping warm to avoid catching a cold. If the temperature is on the rise and exceeds 38.5 degrees Celsius, you need to use medication to lower the temperature, which is commonly used clinically as acetaminophen suspension or ibuprofen pellets.