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Japanese Encephalitis

Mosquito-borne virus

Transmitted by Culex mosquitoes, which breed in rice paddies and stagnant water.

Risk to travelers

Moderate

Vaccine

Ixiaro®

Global risk map

Risk level

High risk

Moderate risk

Low / sporadic

No known risk

Risk levels reflect overall risk for travelers and may vary by season and location.

🧬Transmission

Culex mosquitoes · rural, dusk–dawn

⏱️Incubation

5–15 days

📅Seasonality

Monsoon / post-monsoon

💉Vaccine

Ixiaro® · 2 doses

Risk by destination · top 6 of 24

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