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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.
Meningococcal Conjugate (Menactra)
MNQ36,149 total reports
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Manufacturers:
36,149
Total Reports
103
Deaths
1,837
Hospitalizations
9,455
ER Visits
347
Disabilities
About Meningococcal Conjugate (Menactra)
Meningococcal Conjugate (Menactra) has 36,149 reports in VAERS spanning from 1990 to 2026.
Of these reports, 103 mentioned death, 1,837 involved hospitalization, and 9,455 required emergency department visits.
This vaccine is manufactured by: Sanofi Pasteur, Novartis, Unknown Manufacturer.
This vaccine accounts for 1.8% of all 1,983,260 reports in the VAERS database.
Reporting Rate
This vaccine averages 1,572 reports per year over 23 years of reporting (2004–2026).
Understanding These Numbers
•Reports don't prove causation. They represent temporal associations where someone experienced an event after vaccination.
•Background rates matter. Many conditions occur naturally and may coincidentally happen after vaccination.
•Reporting varies by vaccine. Newer vaccines or those in the news may have higher reporting rates due to increased awareness.
Most Reported Symptoms
Top Reporting States
1. California2,770
2. Texas2,615
3. Pennsylvania1,457
4. Michigan1,417
5. New York1,229
6. Ohio1,141
7. Illinois1,113
8. Florida1,028
Reports by Year
Explore Further
Related Analysis
Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.