Baby’s fever 37.8 ℃ spirit is very good, no oral antipyretics for the time being, but need to pay attention to identify the causes of fever, such as bacterial infection caused by respiratory tract infection, need to be oral cefaclor and other anti-infective treatment. Fever is a common symptom in children, and a temperature of more than 37.5 ℃ is considered as fever. Feverish babies need to take appropriate ways to intervene, such as physical cooling or oral antipyretic drugs (such as ibuprofen or acetaminophen), and there is no need to use antipyretic drugs for the time being for the babies who have a fever temperature of 37.8 ℃ but have a very good spirit, and they can be given a warm bath or other physical cooling as appropriate, and at the same time, they can be dynamically observed. But need to pay attention to clarify the cause of fever, such as acute upper respiratory tract infection, can appear above phenomenon, consider the viral infection is mostly self-limiting, only symptomatic treatment and close observation can be, such as secondary bacterial infections need to use antibacterial drugs (such as cefaclor) anti-infective treatment. The above drugs should be used under the guidance of a physician, and it is recommended to consult a specialist for a comprehensive assessment of the treatment.