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JENVAC ® is an inactivated Vero cell- derived vaccine prepared from an Indian strain of the Japanese encephalitis virus.JENVAC® is safe and highly effective vaccine that protects against all the known strains of Japanese encephalitis.

Data of 2-dose study shows that a single dose of JENVAC is sufficient to elicit the immune response as the subjects who received a single dose were 98.67% seroprotected and the 4-fold seroconversion was at 93.14% for the ≤50 to ≤1 year age group.

Seroconversion and seroprotection percentages on the 28th and 56th day between the different age goups are statistically not significant (