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Report #2880981

Received Jan 7, 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
Unknown
Vaccinated
Oct 28, 2025
Onset
Oct 28, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
RV5ROTAVIRUS (ROTATEQ)MERCK & CO. INC.UNK2117047—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

no additional AE; improperly stored vaccine administered; This Spontaneous report was received from a medical assistant and referred to a 4-month-old patient of unknown gender. The patient's medical history was not reported. The patient's past medications were not reported. The patient's concomitant medications were not reported. On 28-Oct-2025, the patient was vaccinated with rotavirus vaccine, live, oral, pentavalent oral solution (ROTATEQ) (2.00 ml) (total) (batch/lot number: 2117047) (expiration date: 18-may-2026) for prophylaxis. The vaccine was improperly stored (product storage error) staring 02-Oct-2025. No additional AE was reported (no adverse event). This is one of several reports from the same reporter.