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(784 ms)

#2881459Jan 12, 2026
Female·11 yrs·CA·COVID19

During system downtime. Provider ordered Moderna Spikevax 12yrs + on paper. The vaccine was prepared by Medical Assistant and cosigned by registered nurse. Incorrect vaccine for patients age administered . Error caught when the vaccine was entered into system…

Wrong product administered
#2881460Jan 12, 2026
Female·15 yrs·MNQ

Pt fainted shortly after receiving vaccine.

Syncope
#2881461Jan 12, 2026
Male·4 yrs·DTAPIPV

redness and swelling at site 24 hours after event, fever of 100.7, itching

Injection site erythemaInjection site swellingPruritusPyrexia
#2881463Jan 12, 2026
SeriousDied
Female·80 yrs·IA·COVID19

resident passed away

Death
#2881464Jan 12, 2026
Male·1.3 yrs·OK·DTAP, HIBV, PNC20

FULL BODY URTICARIA REQUIRING ER VISIT. RESOLUTION WITH ORAL PREDNISOLONE, BENADRYL, TP HYDROCORTISONE. TOOK 3 FULL DAYS FOR RESOLUTION.

Urticaria
#2881466Jan 12, 2026
Male·41 yrs·RI·HEP, HEPA

about 3-4 weeks after receiving hep A and hep B vaccine, started having generalized muscle pain, pain in the site of the injections, progressively some weakness and shortness of breath with exertion, some loss of appetite. Some neuropathy. Some constipation/sl…

AstheniaBlood creatine phosphokinase normalBlood test normalBlood uric acid normalConstipationDecreased appetite+6 more
#2881467Jan 12, 2026
Male·4 yrs·MA·FLU3, MMRV, TDAP, VARCEL

What the patient should have received is: DTAP + IPV (Kinrix) MMR Varicella Flu The issues I am finding are that: Instead of a Kinrix, it says a Quadracel was administered (which we do not have in stock), but the lot # is for a TDAP. The polio vaccine has the…

Vaccination error
#2881468Jan 12, 2026
Unknown·60 yrs·CA·FLU3

Pt has gotten a flu vaccine on 10.29.25, but pt made another appointment and second flu vaccine was given 1.12.26

Extra dose administered
#2881469Jan 12, 2026
Male·8 yrs·AZ·PNC20

No adverse effects reported. However patient was too young to receive vaccine based on current recommendations. Patient's mother did not report any known health conditions and vaccination would not be recommended currently

No adverse eventProduct administered to patient of inappropriate age
#2881470Jan 12, 2026
Male·71 yrs·WI·COVID19, FLU3

Administered Comirnaty and Fluad vaccines 1/5/2026. When entering into database I noticed the patient already got the same Comirnaty formulation 9/6/2025 and the CDC hasn?t released guidance for a second dose for patients over 65 years of age. I also noticed…

Extra dose administeredNo adverse event
#2881471Jan 12, 2026
Male·5 yrs·MI·TDAP

Patient was given a vaccine that was not due at the time.

Inappropriate schedule of product administration
#2881472Jan 12, 2026
Female·27 yrs·WI·HEPA

Pediatric dose given to adult.

Underdose
#2881473Jan 12, 2026
Female·15 yrs·TX·FLUC4

Systemic: Allergic: Itch Generalized-Medium, Systemic: Allergic: Rash Generalized-Medium

PruritusRash
#2881474Jan 12, 2026
Female·12 yrs·MO·FLUC4

Systemic: Fainting / Unresponsive-Mild, Additional Details: Patient fainted and fell to the ground. Patient regained conscious within a couple seconds. Patient stayed in the facility for approximently 20 minutes. Patient offered water and ice.

FallLoss of consciousnessSyncopeUnresponsive to stimuli
#2881475Jan 12, 2026
Female·20 yrs·AL·COVID19

Systemic: Confusion-Severe, Systemic: Dizziness / Lightheadness-Severe, Systemic: Fainting / Unresponsive-Severe, Systemic: Flushed / Sweating-Severe, Systemic: Nausea-Medium, Systemic: Shakiness-Medium, Systemic: Visual Changes/Disturbances-Severe, Additional…

BlindnessConfusional stateDizzinessFlushingHyperhidrosisNausea+6 more
#2881476Jan 12, 2026
Male·14 yrs·NC·FLUC4

Systemic: Fainting / Unresponsive-Mild, Additional Details: PATIENT AND PARENT BOTH RECEIVED VACCINES, MOTHER FIRST. PATIENT SAT IN CHAIR, RECEIVED COVID VACCINE THEN FLU. BOTH GIVEN IN SAME ARM. PT SEEMED FINE AND THEN, LEANED FORWARD AS IF TO GET UP AND JUST…

HypotoniaLoss of consciousnessSyncopeUnresponsive to stimuli
#2881477Jan 12, 2026
Female·20 yrs·FL·COVID19

Site: Pain at Injection Site-Medium, Systemic: Allergic: Difficulty Breathing-Mild, Systemic: Chills-Medium, Systemic: Dizziness / Lightheadness-Severe, Systemic: Fainting / Unresponsive-Medium

ChillsDizzinessDyspnoeaInjection site painSyncopeUnresponsive to stimuli
#2881478Jan 12, 2026
Male·67 yrs·PA·VARZOS

Systemic: Fainting / Unresponsive-Mild, Systemic: Hypotension-Mild, Additional Details: EMS called, pt refused EMS service

HypotensionSyncopeUnresponsive to stimuli
#2881479Jan 12, 2026
Male·10 yrs·IN·FLUC4

Site: Itching at Injection Site-Medium, Site: Pain at Injection Site-Medium, Site: Redness at Injection Site-Medium, Site: Swelling at Injection Site-Medium, Systemic: Allergic: Itch Generalized-Medium

Injection site erythemaInjection site painInjection site pruritusInjection site swellingPruritus
#2881480Jan 12, 2026
Female·68 yrs·NY·FLU4

Systemic: Chest Tightness / Heaviness / Pain-Mild, Systemic: Vomiting-Severe, Additional Details: patient states Vomitting "all night" and difficulty catching breath. Said she was fine in morning.

Chest discomfortChest painDyspnoeaVomiting
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