When do you need booster for Japanese encephalitis vaccine?

Booster doses for the Japanese encephalitis vaccine are typically recommended for individuals who are at ongoing risk of exposure, such as travelers to endemic areas or those working in high-risk environments. A booster is generally suggested every 1 to 2 years after the initial vaccination series, depending on the specific vaccine used and the individual’s risk factors. It's important to consult with a healthcare provider for personalized advice based on travel plans and vaccination history.