VAERS Explorer

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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

1,929,324 reports(785 ms)

#2888317Mar 10, 2026
Male·11 yrs·DC·HPV9, MENB, TDAP

Pt in clinic for WCC. Provider order Menquadfi. Medical Assistant lotted Meningococcal B lot number when Menquadfi vaccine was ordered. Unable to determine if patient received MenB vs Menquadfi. RN advised parent to re-vaccinate. Parent agreed. Pt was re-vacci…

Wrong product administered
#2888318Mar 10, 2026
Male·18 yrs·NY·FLU3, HEP, HEPA, HPV9, IPV, MMR, MNQ, TDAP, VARCEL

Vaccine administration error: Patient received Measles, Mumps, and Rubella (MMR) Vaccine MMR Lot# Y00411 7 that had expired on 02/12/2026. The error was discovered on 03/03/2026, after administration. Parent/guardian will be notified. No adverse reactions obse…

Expired product administeredNo adverse event
#2888319Mar 10, 2026
Male·1.8 yrs·NC·FLU3

THE PATIENT RECEIVED A 2025/2026 FLUZONE ON 11/20/2025. IT WAS NOT ENTERED INTO THE IMMUNIZATION REGISTRY WHEN ADMINISTERED RESULTING IN THE PATIENT RECEIVING AN ADDITIONAL DOSE ON 1/27/2026.

Extra dose administered
#2888320Mar 10, 2026
Male·50 yrs·MN·PNC20, VARZOS

hives noticed 5 days after receiving vaccine.

Urticaria
#2888321Mar 10, 2026
Female·90 yrs·NY·VARZOS

1 day out through day 6 -- itchy face -- doctor precribed benadryl on 03/09/2026, reporting on 03/10/2026

Pruritus
#2888322Mar 10, 2026
Female·14 yrs·NY·HEP, HEPA, IPV, MMR, TDAP, VARCEL

Vaccine administration error: Patient received Measles, Mumps, and Rubella (MMR) Vaccine MMR Lot# Y00411 7 that had expired on 02/12/2026. The error was discovered on 03/03/2026, after administration. Parent/guardian will be notified. No adverse reactions obse…

Expired product administeredNo adverse event
#2888323Mar 10, 2026
Male·0.2 yrs·IL·RV5

Per Medical assistant started giving the first quantity of oral (Rotavirus), she placed the liquid on the side cheeks, he seemed that he did not like the taste, but no major breathing or spitting out symptoms. Per Medical Assistant When giving the last quanti…

CoughDyspnoea
#2888324Mar 10, 2026
Female·7 yrs·CO·COVID19

A patient received a Pfizer ped 5-11 COVID vaccine that was subsequently found to be expired. The patient's caregiver was notified of the expired product on 3/2. The FOC was offered revaccination and they declined. There is no documentation of adverse reactio…

Expired product administeredNo adverse event
#2888325Mar 10, 2026
Female·8 yrs·NY·FLU3, HEP, HEPA, IPV, MMR, TDAP, VARCEL

Vaccine administration error: Patient received Measles, Mumps, and Rubella (MMR) Vaccine MMR Lot# Y00411 7 that had expired on 02/12/2026. The error was discovered on 03/03/2026, after administration. Parent/guardian will be notified. No adverse reactions obse…

Expired product administeredNo adverse event
#2888326Mar 10, 2026
Female·30 yrs·OH·TDAP

Intermittent resting tremors in both hands.

Tremor
#2888327Mar 10, 2026
Male·6 yrs·CO·COVID19

A patient received a Pfizer ped 5-11 COVID vaccine that was subsequently found to be expired. The patient's caregiver was notified of the expired product on 3/2.. There is no documentation of adverse reactions or subsequent COVID infection.

Expired product administeredNo adverse event
#2888328Mar 10, 2026
Female·20 yrs·OH·TDAP

dizziness, n/v, shortness of breath the day after. self resolved

DizzinessDyspnoeaNauseaVomiting
#2888329Mar 10, 2026
Male·15 yrs·NY·FLU3, HEP, HEPA, HPV9, IPV, MMR, MNQ, TDAP, VARCEL

Vaccine administration error: Patient received Measles, Mumps, and Rubella (MMR) Vaccine MMR Lot# Y00411 7 that had expired on 02/12/2026. The error was discovered on 03/03/2026, after administration. Parent/guardian will be notified. No adverse reactions obse…

Expired product administered
#2888330Mar 10, 2026
Male·8 yrs·CO·COVID19

A patient received a Pfizer ped 5-11 COVID vaccine that was subsequently found to be expired. The patient's caregiver was notified of the expired product on 3/2. There is no documentation of adverse reactions or subsequent COVID infection.

Expired product administeredNo adverse event
#2888331Mar 10, 2026
Male·9 yrs·CO·COVID19

A patient received a Pfizer ped 5-11 COVID vaccine that was subsequently found to be expired. The patient's caregiver was notified of the expired product on 3/2. The MOC was offered revaccination and they declined. There is no documentation of adverse reactio…

Expired product administeredNo adverse event
#2888332Mar 10, 2026
Female·7 yrs·CO·COVID19

A patient received a Pfizer ped 5-11 COVID vaccine that was subsequently found to be expired. The patient's caregiver was notified of the expired product on 3/2. The MOC was offered revaccination and they declined. There is no documentation of adverse reactio…

Expired product administeredNo adverse event
#2888333Mar 10, 2026
Male·50 yrs·OH·MENB, MNQ, PNC20

While patient was administered the vaccines as part of our program, the patient advised his shoulder was really sore for a week or so.

Arthralgia
#2888334Mar 10, 2026
Male·12 yrs·NY·HEP, HEPA, HPV9, IPV, MMR, TDAP

Vaccine administration error: Patient received Measles, Mumps, and Rubella (MMR) Vaccine MMR Lot# Y00411 7 that had expired on 02/12/2026. The error was discovered on 03/03/2026, after administration. Parent/guardian will be notified. No adverse reactions obse…

Expired product administeredNo adverse event
#2888335Mar 10, 2026
Female·62 yrs·SC·PNC20

PATIENT RETURNED TO PHARMACY FOUR DAYS POST VACCINATION COMPLAINING OF SHOULDER PAIN, REDNESS, AND BRUISING AT THE INJECTION SITE. PATIENT ALSO STATED THAT THERE IS A HARD KNOT AT THE INJECTION SITE THAT IS WARM TO TOUCH.

ArthralgiaInjection site bruisingInjection site erythemaInjection site massInjection site warmth
#2888336Mar 10, 2026
Male·19 yrs·OR·MNQ

provider and patient were notified.

Unevaluable event
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