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(801 ms)

#2873371Nov 18, 2025
SeriousHospitalized
Female·54 yrs·AL·FLU3

Abscess/hematoma in right arm requiring I&D. Patient was hospitalized and required antibiotics and surgery.

Abscess limbHaematomaIncisional drainage
#2873372Nov 18, 2025
Female·0.8 yrs·CA·COVID19, FLU3, HEPA, MMR

11/4/2025 - At 8:51am, mom screamed out for help. Mom and mom report that after the last vaccine was administered, patient was picked up by mom and started having the following symptoms: blue skin in face around temples, shaking neck up, uncertain about shak…

CryingCyanosisEye movement disorderFace injuryHypotoniaInfant irritability+4 more
#2873373Nov 18, 2025
Male·64 yrs·IN·FLU3

Gave high dose flu 65+ to a 64 year old patient.

Product administered to patient of inappropriate age
#2873374Nov 18, 2025
Female·19 yrs·NJ·HEPA, JEV1

Approximately 30 seconds after receiving vaccines, client asked for water and said she felt dizzy. Client leaned back in the chair and became pale and lost consciousness for approximately 5 seconds. Client did not fall out of chair, breathing spontaneously at…

CryingDizzinessLoss of consciousnessPallorRespiratory rate increased
#2873375Nov 18, 2025
Female·50 yrs·VA·FLU3

Cellulitis over right deltoid developing the same day as flu vaccination

Injection site cellulitis
#2873376Nov 18, 2025
Female·78 yrs·CA·COVID19

Syncope, hypotension

HypotensionSyncope
#2873377Nov 18, 2025
Female·72 yrs·FL·COVID19, FLU3

Diagnosed on 11/10/25 with "Long Covid" or "Post-Vaccine Syndrome"/swollen right armpit, right breast pain (stabbing and burning)...still resolving. Dr.

Breast painLaboratory testOedema peripheralPost-acute COVID-19 syndromeSARS-CoV-2 antibody test positive
#2873378Nov 18, 2025
Male·70 yrs·MI·FLU3

Patient received Flucelvax instead of Fluad

Wrong product administered
#2873379Nov 18, 2025
Female·27 yrs·IL·FLU3

LEFT SHOULDER AND ARM PAIN AND WEAKNESS.

ArthralgiaMuscular weaknessPain in extremity
#2873380Nov 18, 2025
Female·50 yrs·AZ·COVID19, FLU3

The initial side effect was within common limits (right arm muscle pain) but lasted almost 2 full days. Then starting around the date indicated, about 2 weeks post injection, I developed transient joint tightness/pain in the right shoulder, right elbow, and ri…

ArthralgiaJoint stiffnessMyalgia
#2873381Nov 18, 2025
Male·11 yrs·VA·HPV9

Son, complained of headache developed a very large rash which spread down his arm, swollen and hot to the touch, did not feel well and rash persisted for several days.

HeadacheMalaisePeripheral swellingRashSkin warm
#2873382Nov 18, 2025
Male·1.3 yrs·MA·UNK

The dose is invalid because of use of the wrong diluent. Was diluted with lyophilized powder with sterile water, not normal saline

Product preparation error
#2873383Nov 18, 2025
Female·0.3 yrs·DTAPIPVHIB

Patient, was seen in the clinic on 11/12/2025 for her 4 month well visit. Vaccines were ordered as a part of this visit, including the Pentacel vaccine. Pentacel vaccine has two portions that are combined prior to administration, a liquid and a powder portion.…

No adverse eventProduct preparation error
#2873384Nov 18, 2025
Female·57 yrs·TX·TDAP

Pain across chest into both arms and thighs. Pain feels like internal bruising. Lethargic. Chills. Started evening of 11/17 and continues today 11/18/25.

Chest painChillsLethargyPain in extremity
#2873385Nov 18, 2025
Female·56 yrs·TN·VARZOS

patient said she developed a really bad headache and a rash on her stomach

HeadacheRash
#2873386Nov 18, 2025
Unknown·Age unknown·NH·VARCEL

No additional AE; patient received improperly stored VARIVAX.; This spontaneous report was received from a Nurse on 10-Nov-2025 and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies…

No adverse eventProduct storage error
#2873387Nov 18, 2025
Female·74 yrs·MI·FLU3

Immediately following the injection I didn't experience any pain or discomfort at the injection site for the remainder of the day. Upon retiring to bed that night, I began to experience pain in the left arm which worsened during the night. There was no redne…

Injected limb mobility decreasedPain in extremitySleep disorder
#2873388Nov 18, 2025
Female·54 yrs·FLU3

Received a flu shot on 11-11-25 at Employee Health and soon after, started experiencing tingling, numbness, and pain in the whole left arm (injection was in the left arm). Pain worsened over the next few days and is constant pain like arthritis. A week later…

ArthralgiaHypoaesthesiaLoss of personal independence in daily activitiesPainPain in extremityParaesthesia
#2873389Nov 18, 2025
Female·0.3 yrs·ME·FLU3

patient was under the recommended age to receive vaccine

Product administered to patient of inappropriate age
#2873390Nov 18, 2025
Male·2 yrs·GA·HIBV, MMRV

none

Product administered to patient of inappropriate age
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