Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
Summer/Spring Encephalitis has 4 reports in VAERS spanning from 1990 to 2026. Of these reports, 0 mentioned death, 0 involved hospitalization, and 1 required emergency department visits. This vaccine is manufactured by: Unknown Manufacturer. This vaccine accounts for 0.0% of all 1,983,260 reports in the VAERS database.
Summer/Spring Encephalitis has 4 reports in VAERS spanning from 1990 to 2026.
Of these reports, 0 mentioned death, 0 involved hospitalization, and 1 required emergency department visits.
This vaccine is manufactured by: Unknown Manufacturer.
This vaccine accounts for 0.0% of all 1,983,260 reports in the VAERS database.
This vaccine averages 2 reports per year over 2 years of reporting (2010–2016).
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.