VAERS Explorer
Back to explore

Report #2883736

Received Feb 3, 2026

ER / ED visitOffice visit
A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Male
Age
25 yrs
State
—
Recovered
Recovered
Vaccinated
Nov 17, 2025
Onset
Nov 17, 2025
Days to onset
0
Hospital days
—

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
ANTHANTHRAX (BIOTHRAX)EMERGENT BIOSOLUTIONS4300220AIM / LA
YFYELLOW FEVER (YF-VAX)SANOFI PASTEURUNKUK218AASC

Symptoms (10)

Anaphylaxis treatmentChest discomfortDysphagiaEar swellingFlushingLip swellingPruritusRashSwelling faceUrticaria

Symptom narrative

25 yo with no chronic medical hx referred for possible vaccine reaction. Pt received anthrax (Lot #300220A) and yellow fever (Lot # UK218AA) on November 17. He reports that within 30-45 minutes of receiving both vaccines, he developed lip swelling, facial swelling, chest tightness, hives, pruritus, flushing, difficulty swallowing and reported to ER for evaluation. On review of that encounter, provider note states ?On presentation the patient had a full body rash on the face, torso, arms, back and abdomen. Patient had some notable swelling of his lips. Swelling in his ears. Patient was able to talk in full sentences." Due to suspicion of vaccine reaction, EpiPen autoinjector was administer IM and he was also given IV solumedrol, Benadryl, famotidine. Within an hour pt reports improvement in all his symptoms. He was discharged after a period of observation. He had no recurrence of symptoms. Pt was evaluated, 4 days later recounting the same history and was referred to this clinic to determine need for any future anthrax or yellow fever vaccines. This was the first yellow fever vaccine he has received. This was the 4th of the regular 5 dose series of anthrax vaccine that he has received with potential for future booster dose requirements as well. He denies any hx of other allergies. No hx of latex, egg, gelatin, chicken allergies. No prior vaccine reactions.

Medical history

none

Allergies

no prior