In our country, vaccines are divided into two categories: planned vaccines and unplanned vaccines: Planned vaccines are the vaccines included in the national regulations for planned immunization. Infants must be vaccinated after birth. Vaccination within the plan is free of charge. Planned vaccines include BCG vaccine, hepatitis B vaccine, poliomyelitis vaccine, DPT triple vaccine, measles vaccine, Japanese encephalitis vaccine and meningococcal vaccine, totaling 7 kinds of vaccines. The recommended vaccination time is as follows: At birth: hepatitis B vaccine (first time), BCG vaccine 1 month old: hepatitis B vaccine (second time) 2 months old: polio vaccine (first time) 3 months old: polio vaccine (second time), DPT (first time) 4 months old: polio vaccine (third time), DPT (second time) Five months Read More …