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Understanding the Dengue Vaccine
Currently, Thailand offers a live attenuated dengue vaccine which provides protection against all four dengue virus serotypes.
This vaccine uses Dengue serotype 2 virus backbone (DEN-2) and is recommended as a 2-dose schedule, with the second dose given 3 months after the rst. regardless of prior dengue infection history. No laboratory confirmation of past infection is required. It is suitable for people aged 4 years and older, 80 % protection against dengue infection 90 %
Vaccine E ectiveness: Provides up to
Reduces risk of severe dengue requiring hospitalization by up to
Based on a 10-year follow-up study, no booster dose is currently needed. However, since the vaccine does not offer complete protection, mosquito bite prevention remains essential.
Side effects are generally mild and short-term, lasting only a few days. They may include: Pain, itching, or soreness at the injection site , headaches, fatigue. As with any vaccine, there is a possibility of allergic reactions or adverse events, which should be monitored carefully. Possible Side Effects
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