Hepa B
Hepatitis B Vaccine
The hepatitis B vaccine contains a surface protein of the virus (HBsAg), which does not cause infection but stimulates the body to develop immunity. It can be administered from birth, using
the same 3-dose schedule as adults. After the rst dose, the second dose is given 1 month later, and the third dose 6 months after the rst dose.
1
2
1 month
3
6 months
After completing all 3 doses, the vaccine can induce immunity in approximately 80 % - 100 % of individuals, providing long-term protection —often lifelong. However, it is recommended to undergo a blood test 1–2 months after the nal dose to con rm immunity. If protective antibodies are not present, additional doses may be advised by a physician.
Hepatitis B is a serious v it can lead to chronic liv liver cancer. It can be tra (from mother to child), or open wounds, Sexua person, Sharing needle such as razors or toothb Hepatitis
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