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Report #2887474

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 4, 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

Medical Assistant reported administration of improperly stored vaccines to multiple patients beginning on 10/2/2025.; No adverse event; 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-008938, MCM-008879 (source case), MCM-008942, MCM-008943, MCM-0089344, MCM-008945, MCM-008946, MCM-008940, MCM-008939, and MCM-008941. 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. Significant follow-up information was received by the partner (with reference number I-0000366218) on 11-DEC-2025 and forwarded to agency on 16-DEC-2025 from a health care professional. Additional information was received by partner (with reference number 02899610) on 12-DEC-2025 and forwarded to agency on 18-DEC-2025. Due to the nature of the event, the causality between the event "Administration of improperly stored vaccines" and Vaxelis was not applicable. No further information is expected.

Current illness

Prophylaxis

Other medications

ROTARIX