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Report #2902863

Received Jul 8, 2026

Hospitalized
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
Recovered
Unknown
Vaccinated
Feb 20, 2021
Onset
Feb 1, 2021
Days to onset
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
COVID19COVID19 (COVID19 (PFIZER-BIONTECH))PFIZER\BIONTECH2

Symptoms (1)

Pulmonary thrombosis

Symptom narrative

I had two blood clots on both my lungs caused by the vaccine; This is a spontaneous report received from a Consumer or other non HCP. A patient (age and gender not provided) received BNT162b2 (COMIRNATY), on 20Feb2021 as dose 2, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: Covid-19 vaccine (Dose 1, single, manufacturer unknown), for COVID-19 immunisation. The following information was reported: PULMONARY THROMBOSIS (hospitalization, medically significant) with onset Feb2021, outcome "unknown", described as "I had two blood clots on both my lungs caused by the vaccine". Therapeutic measures were taken as a result of pulmonary thrombosis. Clinical course: The patient reported experiencing a very serious adverse reaction following her second COVID-19 vaccination, administered on 20Feb2021. The patient received the vaccine on a Tuesday and, two days later, developed two blood clots in both lungs, which believed were caused by the vaccine. The patient was hospitalized for approximately two to three days. Following the event, the patient started Eliquis as treatment. The information on the batch/lot number for BNT162b2 will be requested and submitted if and when received.