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.
Drug exposure during pregnancy appears in 2,779 VAERS reports across all vaccines. Of these, 9 reports also mentioned death and 265 involved hospitalization. The severity rate (deaths + hospitalizations as a percentage of reports) is 9.9%. The top vaccines associated with this symptom are HPV4, FLU(H1N1), FLU3. Remember: VAERS reports show temporal association, not causation.
Drug exposure during pregnancy has been reported 2,779 times in VAERS from 1990 to 2026.
Of these reports, 9 were associated with death (0.32%) and 265 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Drug exposure during pregnancy is 9.9%.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.