Thirteen-valent pneumonia vaccine generally refers to 13-valent pneumococcal polysaccharide conjugate vaccine.13-valent pneumococcal polysaccharide conjugate vaccine is indicated for infants and children from 6 weeks of age to 15 months of age, and the method of vaccination is intramuscular injection. The 13-valent pneumococcal polysaccharide conjugate vaccine is used for infants and children from 6 weeks to 15 months of age to prevent pneumonia, upper respiratory tract infections, meningitis, septicemia and bacteremia caused by Streptococcus pneumoniae. The process of vaccination is one dose at 2, 4 and 6 months of age, and one dose of booster immunization at 12 to 15 months of age, which is injected intramuscularly. Before injection, it should be noted that those who are allergic to any active ingredients, excipients or diphtheria toxoid in the vaccine are prohibited from vaccination. Patients with acute and severe febrile illnesses should withhold vaccination with this product. Adverse reactions such as fever and pain at the vaccination site may occur after vaccination, but they are usually transient and of low incidence. If severe allergic reaction occurs, please go to the hospital in time.