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.
Urticaria Reports for DTaP
#9 most reported symptom for this vaccine
Urticaria and DTaP
Urticaria has been reported 4,224 times in association with DTaP vaccination in VAERS. This represents 6.3% of all 66,714 reports for this vaccine.
Among these reports, 2 mentioned death (0.05%) and 166 involved hospitalization (3.9%).
Urticaria is the #9 most frequently reported symptom for DTaP out of 1943 total symptoms.
Disclaimer: VAERS reports describe events that occurred after vaccination but do not establish that the vaccine caused the event. Many reported symptoms may be coincidental or related to underlying conditions.
What This Means
Seeing 4,224 reports of Urticaria after DTaP vaccination may seem alarming, but context is critical.
The mortality rate among these reports is very low at 0.05%, suggesting most cases are non-fatal.
Important Context
Quick Facts
Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.