Vaccine Adverse Event Reporting System (VAERS)
Have you had a reaction following a vaccination? Contact your healthcare provider. Report an Adverse Event using the VAERS online form or the downloadable PDF. New!
VAERS - Data
On May 8, 2025, CDC and FDA expanded public access to VAERS data in the WONDER database (wonder.cdc.gov) and in VAERS downloadable files (vaers.hhs.gov) to provide a more information …
VAERS - Information for Healthcare Providers
Home Resources Information for Healthcare Providers En Español Information for Healthcare Providers Safety monitoring in VAERS relies on receiving reports of vaccine adverse events from healthcare …
VAERS - About Us
Background and Public Health Importance Established in 1990, the Vaccine Adverse Event Reporting System (VAERS) is a national early warning system to detect possible safety problems in U.S. …
VAERS - Report an Adverse Event
The Vaccine Adverse Event Reporting System (VAERS) is a national early warning system to detect possible safety problems in vaccines used in the United States. VAERS accepts and analyzes …
VAERS - Data Sets
Nov 28, 2025 · VAERS data CSV and compressed (ZIP) files are available for download in the table below. For information about VAERS data, please view the VAERS Data Use Guide [PDF - 310KB], …
VAERS - FAQs
VAERS collects national data from all U.S. states and territories The VAERS form collects information about the vaccine, the person vaccinated and the adverse event VAERS can be used as an early …
Guide to Interpreting VAERS Data
On May 8, 2025, CDC and FDA expanded public access to VAERS data in the WONDER database (wonder.cdc.gov) and in VAERS downloadable files (vaers.hhs.gov) to provide a more complete …
VAERS - Materials and Learning Tools
Other Resources VAERS: A national vaccine safety surveillance program run by CDC and the Food and Drug Administration (FDA). CISA: CDC’s Clinical Immunization Safety Assessment (CISA) Project …
VAERS - Contact Us
Warning: Please do not include personally identifying information about the patient when contacting VAERS via e-mail.