What are the key diseases the hexavalent vaccine protects against?

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The Hexavalent Vaccine Offers Protection Against Six Major Diseases

The hexavalent vaccine, now part of Malaysia's National Immunisation Programme (NIP), provides comprehensive protection for infants against six serious and infectious diseases. This includes diphtheria, tetanus, pertussis (whooping cough), poliomyelitis, Haemophilus influenzae type B, and hepatitis B. This advancement represents an upgrade from the previous five-in-one vaccine, which did not cover hepatitis B.
Protection Against Diphtheria, Tetanus, and Pertussis

The hexavalent vaccine offers crucial immunity against diphtheria, a bacterial illness that can lead to breathing difficulties, heart problems, and nerve damage. It also protects against tetanus, a bacterial infection that causes painful muscle stiffness and can be fatal, often entering the body through cuts or wounds. Furthermore, the vaccine targets pertussis, commonly known as whooping cough, a highly contagious respiratory infection that can be severe, especially in infants.
Immunisation Against Polio and Haemophilus Influenzae Type B

In addition to the above, the hexavalent vaccine immunises against poliomyelitis, a viral disease that can cause paralysis. It also guards against Haemophilus influenzae type B (Hib), a bacterium that can cause serious infections such as meningitis, pneumonia, and epiglottitis, particularly in young children.
Inclusion of Hepatitis B Protection

A significant enhancement in the hexavalent vaccine is its inclusion of protection against hepatitis B. This viral infection affects the liver and can lead to chronic liver disease, cirrhosis, and liver cancer. Previously, a separate vaccine was required for hepatitis B, but its integration into the hexavalent formula simplifies the vaccination schedule for infants.

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What are the key diseases the hexavalent vaccine protects against?

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