Thirteen-valent pneumonia vaccine refers to the vaccine for babies under two weeks of age. Thirteen-valent pneumonia vaccine protects against 13 diseases caused by Streptococcus pneumoniae, and also prevents otitis media, sinusitis, septicemia, meningitis, and other conditions. VaccinationThe thirteen-valent pneumonia vaccination is used for active immunization of infants and young children against invasive diseases (including bacteremic pneumonia, meningitis, sepsis, and bacteremia) caused by Streptococcus pneumoniae serotypes 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F, and 23F. Streptococcus pneumoniae is the most common cause of invasive disease as well as pneumonia and upper respiratory tract infections. The main side effects of 13-valent pneumonia include fever and headache, and some vaccinated people may experience joint pain, vomiting and diarrhea. After the vaccination, the patient should be observed for half an hour, and if there is no abnormality, he/she can leave. If you have symptoms of illness before vaccination, wait until your condition improves. The 13-valent pneumonia vaccine can play a good role in preventing pneumonia. If you have an adverse reaction to the 13-valent pneumonia vaccine, seek medical attention promptly to avoid the development of the disease.