Report #2883411

Received Jan 29, 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: Female
Age: 35 yrs
State: PA
Recovered: Unknown
Vaccinated: Jan 12, 2026
Onset: Jan 29, 2026
Days to onset: 17
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
RSV	RSV (ABRYSVO)	PFIZER\WYETH	1	MM9149	IM / LA
RSV	RSV (ABRYSVO)	PFIZER\WYETH	N/A	MN6468	IM / LA

Symptoms (3)

Exposure during pregnancyExtra dose administeredNo adverse event

Symptom narrative

Pregnant patient inadvertently received a second dose of Abrysvo (RSV vaccine) approximately 16 days after the initial dose during the same pregnancy. Abrysvo vaccine is indicated as a single dose during pregnancy. The second dose was administered in error. No adverse reactions or symptoms reported at the time of identification. Patient notified, and no further Abrysvo vaccination planned this pregnancy. Patient to be monitored per routine obstetric care. Pregnancy History: G3P0111, EDD 03/08/2026