If your child is fine at night but has a fever in the morning, it is important to treat the cause of the symptoms along with antipyretic treatment. Fever is a common symptom in childhood. Depending on the degree of elevated temperature, the child should be treated with appropriate antipyretic therapy, such as physical hypothermia or oral medication. For children with fever but body temperature <38.5 ℃ can use warm water on the child's forehead, reduce the clothing worn and other physical methods of cooling, encourage children to drink more water, some children's body temperature can gradually decline; for children with body temperature ≥38.5 ℃ need to use antipyretic drugs such as ibuprofen, acetaminophen and other antipyretic treatments under the guidance of a doctor. At the same time for the cause of treatment is also very important for the recovery of body temperature, such as bacterial infection caused by respiratory tract infection, need to actively use antibacterial drugs such as cefaclor, cefdinir and other anti-infective treatment. In case of rheumatic immune disease, immunosuppressant treatment is needed; in case of hematological tumor-related disease, chemotherapy, bone marrow transplantation and other treatments are needed. All of the above drugs should be used under the guidance of a doctor, avoid self-medication. It is recommended that children with fever should consult a doctor in time to be evaluated and treated by a specialist.