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Report #2887470

Received Mar 3, 2026

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
Unknown
Age
Age unknown
State
TX
Recovered
Recovered
Vaccinated
Oct 27, 2025
Onset
Oct 2, 2025
Days to onset
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
DTPPVHBHPBDTAP+IPV+HIB+HEPB (VAXELIS)MSP VACCINE COMPANY1U8335AA

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No adverse event; Medical Assistant reported administration of improperly stored vaccines to multiple patients beginning on 10/2/2025.; This non-serious spontaneous Safety Report was received with reference number: 02899610 (Interaction number: 02899603) by partner on 20-NOV-2025 and forwarded to agency on 20-NOV-2025 from a Health Professional. Companion Cases of the Same reporter, same event, different patients: MCM-008941, MCM-008946, MCM-008938, MCM-008942, MCM-008879 (source case), MCM-008944, MCM-008945, MCM-008940, MCM-008939 and MCM-008947. Due to the nature of the events, Medical Assistant reported administration of improperly stored vaccines to multiple patients beginning on 10/2/2025 and No adverse event was not applicable. No Further information expected. SIGNFICIANT FOLLOW-UP with reference numbers: (I-0000366218/US-009507513-2346588) was received by partner on 11-DEC-2025/12DEC2025 and forwarded to agency on 16-DEC-2025 from an Other Health Professional Due to the nature of the event, the causality between Vaxelis and the event of "Medical Assistant reported administration of improperly stored vaccines to multiple patients beginning on 10/2/2025." was not applicable. Further information is not expected.

Current illness

Prophylaxis