The Hepatitis B vaccine is used to protect against Hepatitis B, a viral infection that affects the liver. It can lead to both acute and chronic disease, including liver damage, cirrhosis, and liver cancer. The virus spreads through contact with infected blood or bodily fluids. Vaccination provides long-term protection by helping the body develop immunity.
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Why is the Hepatitis B Vaccine Important?
The Hepatitis B vaccine is essential in preventing liver disease and its complications. It protects individuals from lifelong infection and reduces the spread of the virus, especially from mother to child during birth.
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Recommended Age
The Hepatitis B vaccine is recommended for:
• Newborns (at birth)
• Infants and children
• Adults at risk (e.g., healthcare workers)
👉 It is often given as part of routine immunization schedules.
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Dosage and Schedule
• Given as a series of 3 doses
• First dose at birth, followed by additional doses over time
👉 Schedule may vary slightly based on national guidelines.
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Possible Side Effects
Most people experience mild side effects, such as:
• Soreness at injection site
• Mild fever
• Fatigue
These usually resolve quickly.
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Who Should Receive the Hepatitis B Vaccine?
• Newborns and infants
• Unvaccinated children and adults
• Healthcare workers
• People with high exposure risk
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Who Should Not Receive the Hepatitis B Vaccine?
The vaccine may not be recommended for:
• Individuals with severe allergic reactions to a previous dose
• People with known allergies to vaccine components
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Disease Prevented
• Hepatitis B
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Necessity
Highly recommended as part of routine immunization.
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Key Benefits
• Prevents chronic liver disease
• Reduces risk of liver cancer
• Protects from lifelong infection
• Helps reduce transmission
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✅ Credible Sources (Last Updated: April 2026)
• World Health Organization https://www.who.int/news-room/fact-sheets/detail/hepatitis-b
• Ministry of Health and Family Welfare • Centers for Disease Control and Prevention