The chickenpox vaccine is divided into domestic and imported ones, with domestic ones generally around $150 and imported vaccines generally around $350. Chickenpox is highly contagious, and although it is not as contagious as measles, it exceeds mumps and rubella. The incidence of chickenpox in the family susceptible contacts in the second generation up to 90%, that is, if a case of 10 susceptible contacts in the family, that 9 people will be infected with chickenpox. The chickenpox vaccine is the most effective way to prevent chickenpox. Therefore, it is advisable to have your baby vaccinated against chickenpox at 12 months of age to prevent it early. The price of domestic varicella vaccine is mostly 130 to 150 yuan. The price of imported varicella vaccine is mostly 320 to 350 yuan. The two vaccines have their advantages and disadvantages. The imported vaccine is effective for a long time, about 20 years, while the domestic one is effective for a short time, about 15 years; the imported vaccine has small side effects, while the domestic one has large side effects; the imported vaccine is refundable if the chicken pox is regenerated, while the domestic one is not; the expensive one is definitely good, and you get what you pay for. But the domestic vaccine is more targeted to our children, and currently there are no side effects. You can choose freely according to the actual situation of the individual.