Report #2833704

Received Mar 28, 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: Female
Age: Age unknown
State: —
Recovered: Unknown
Vaccinated: Mar 1, 2025
Onset: Mar 1, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
COVID19	COVID19 (COVID19 (PFIZER-BIONTECH))	PFIZER\BIONTECH	1	—	—

Symptoms (2)

Faeces discolouredFlatulence

Symptom narrative

gassy yellow stool; gassy yellow stool; This is a spontaneous report received from a Consumer or other non HCP, Program ID. A female patient received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), in Mar2025 as dose 1, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. The following information was reported: FAECES DISCOLOURED (non-serious), FLATULENCE (non-serious) all with onset Mar2025, outcome "unknown" and all described as "gassy yellow stool". Additional information: Caller, a patient got Pfizer Covid vaccine shot a week ago (Mar2025) and she was having gassy yellow stool, she wanted to know if that is a side effect of getting a shot. No follow-up attempts are possible. Batch/lot number is not provided, and it cannot be obtained.