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Report #2851291

Received Jul 25, 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
1.5 yrs
State
—
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
TDAPTDAP (NO BRAND NAME)UNKNOWN MANUFACTURERUNK——

Symptoms (2)

Product administered to patient of inappropriate ageWrong product administered

Symptom narrative

administered Tdap instead of DTaP to 18-month-old/ underage administration; administered Tdap instead of DTaP to 18-month-old; This non-serious case was reported by a other health professional via call center representative and described the occurrence of inappropriate age at vaccine administration in a 18-month-old patient who received (Tdap Vaccine) for prophylaxis. Co-suspect products included DTPa (DTaP vaccine) for prophylaxis. On an unknown date, the patient received Tdap Vaccine and did not receive DTaP vaccine. On an unknown date, an unknown time after receiving Tdap Vaccine, the patient experienced inappropriate age at vaccine administration (Verbatim: administered Tdap instead of DTaP to 18-month-old/ underage administration) and wrong vaccine administered (Verbatim: administered Tdap instead of DTaP to 18-month-old). The outcome of the inappropriate age at vaccine administration and wrong vaccine administered were not applicable. Additional Information: GSK Receipt Date: 21-OCT-2024 The Tdap vaccine was administered to 18-month-old patient instead of DTaP vaccine, which led to wrong vaccine administered and inappropriate age at vaccine administration. No other information provided. No specification if Tdap was Boostrix.