Delaying the administration of pediatric hepatitis B vaccines may affect their effectiveness

Common questions about whether children who have received the Pentavalent vaccine still need to receive the HIB vaccine

Discussing the measures to be taken when a child has received the Hepatitis B vaccine but shows no antibody production, including re-vaccination, antibody testing, and immunization schedules in special circumstances.

Discuss the potential impacts of missing vaccinations in a one-year-old child, and provide suggestions for booster shots and relevant legal regulations.