The 13-valent pneumonia vaccine can prevent babies from being infected with various serotypes of Streptococcus pneumoniae, thus reducing the risk of pneumonia in babies, so it is necessary to be vaccinated when possible. The 13-valent pneumonia vaccine belongs to the second category of vaccines in China, and can be given at your own expense according to your needs. 13-valent pneumonia vaccine can also prevent meningitis and other diseases caused by this type of bacteria in addition to preventing pneumonia, and the decision of whether or not to receive the vaccine should be based on the physical condition of the baby. Usually, infants will have some adverse reactions after receiving the 13-valent pneumonia vaccine, such as mild fever, etc. Therefore, it is not recommended for infants who are allergic to the vaccine. If infants and young children are more receptive to the vaccine, they may have better benefits after vaccination and may be considered for vaccination. In addition, 13-valent Pneumovax vaccine is not recommended for children over 2 years of age.