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What is hepatitis B?

Hepatitis B can be contracted after the blood or body fluid containing hepatitis B virus enters the human body through the skin or mucous membrane. The route of infection includes horizontal transmission and vertical transmission. The horizontal transmission route is through blood, while the vertical route refers to the transmission of hepatitis B virus to the newborn before or after birth by the carrier mother. 

Timing of vaccination

• Routine vaccination schedule for children: 3 doses should be injected.
• The first dose is injected within 24 hours after birth, and the second and third doses at 1 month and 6 months later, respectively.
• It can be administered simultaneously (at different sites) or at any time interval along with other live attenuated or inactivated vaccines.
• Conditions not suitable for vaccination: fever, acute moderate to severe illness, severe allergic reaction to any component of the vaccine.

Possible adverse reactions after vaccination

• In general, there are few special reactions.
• The injection site rarely has pain, tenderness, itching, erythema, swelling and other situations, if any, a cold compress can be applied.
• Seek medical attention immediately if your child has a fever.