Report #2842553

Received May 24, 2025

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: CA
Recovered: Unknown
Vaccinated: —
Onset: —
Days to onset: —
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	T004577	OT

Symptoms (3)

Circumstance or information capable of leading to medication errorNo adverse eventProduct lot number issue

Symptom narrative

Precautionary AE: HCP called to request Lot verifications for two products on a patient's vaccination record as they could not determine expiration dates but on the vaccination record it stated the products were MMR II and VARIVAX. Upon verification; no adverse event; Product lot number issue; This spontaneous report was received from a/an Nurse and refers to a(n) patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. According to vaccination records, the patient received with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), (lot #T004577, expiration date not reported) administered by for Prophylaxis. It was confirmed that the lot was not a company product, the nurse believed that the vaccination ecords were forged or incorrectly completed (Circumstance or information capable of leading to medication error, Product lot number issue). No adverse event was reported. This report was considered invalid due to lack of patient identifiers.

Other medications

Sterile diluent