Very high IgG antibodies to cytomegalovirus may be a result of previous infection with cytomegalovirus, or it may be in the process of infection, and daily observation and medication should be taken according to the situation. 1. Previous cytomegalovirus infection: It is a normal reaction, indicating that the subject was once infected with human cytomegalovirus, but now the virus has disappeared and antibodies have been produced in the body, and the primary infection will not occur again. This situation does not require special treatment, but regular monitoring, but also need to focus on diet and life adjustments. 2. Infection: If the antibody titer of IgG in double serum reaches more than 4 times, it means that there is a recent infection of cytomegalovirus, and after diagnosis, it is necessary to inject interferon as well as transfer factor and other antiviral agents as soon as possible to control the development of the disease, and the specific drugs should be administered according to the doctor’s prescription. Therefore, in order to achieve a relatively good prognosis, if you need to use medication, you need to apply under the guidance of a physician, and if there is any discomfort during the recovery process, it is recommended that you go to the hospital in a timely manner for consultation and treatment.