As long as you check the antibody data on the surface of hepatitis B, you can understand the strength of the antibody and decide whether you need a booster vaccine.
Hepatitis B vaccine requires three injections, usually according to 0-1-6 ( Refers to the month before the first injection). If parents want to vaccinate their newborns with hepatitis B vaccine, it is best to choose to vaccinate them within 24 hours of birth, which can prevent their children from being attacked by the hepatitis B virus.