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(719 ms)

#2882624Jan 21, 2026
Male·Age unknown·NV·HEP, MMR

After vaccination, my sons arm was swollen like the size of a tennis ball.

Antibody test negativeInjection site swelling
#2882625Jan 21, 2026
Female·28 yrs·RSV

Pregnant patient at approximately 33 weeks gestation inadvertently received Arexvy (RSV vaccine not approved for use in pregnancy). Vaccine administered in error. Patient notified. No adverse maternal or fetal effects noted at time of report.

Exposure during pregnancyNo adverse eventProduct use issue
#2882626Jan 21, 2026
Female·71 yrs·NC·PNC21, UNK, VARZOS

Patient reprots with complaints of left upper arm swelling, redness, and erythema. She also reproted fatgiue, headache, chills, and nausea. She was seen at local urgent care for treatment. Which she was Keflex and Triamcinolone Cream for a diagnosis of cellu…

ChillsFatigueHeadacheInjection site cellulitisInjection site erythemaInjection site swelling+1 more
#2882627Jan 21, 2026
Male·4 yrs·FL·DTAP, MMRV

leg weakness, possible ataxia, intermittent x 3, resolved after 30 minutes

Muscular weakness
#2882628Jan 21, 2026
SeriousHospitalizedLife-threatening
Male·0.2 yrs·KS·RV5

[withheld] PA with [withheld] presented to ER last night (1/20/2026) for abdominal pain and had an intussusception, she states this can usually occur after rotovirus vaccine administration which he just had at his well baby 1/13/2026. The intussusception was r…

Abdominal painIntussusceptionSmall intestinal intussusception reduction
#2882629Jan 21, 2026
SeriousHospitalizedLife-threateningDisabled
Female·38 yrs·WA·COVID19

Within 3 to 4 months after receiving the vaccination, my body started having allergic reactions to random things like deodorant, soaps, and other things that I?ve been used to using for years. My heart arrhythmia got faster and pumped harder. I was tested for…

ArrhythmiaCardiac failureCarditisCoagulopathyCondition aggravatedDermatitis contact+6 more
#2882630Jan 21, 2026
Female·77 yrs·TX·FLU3

PATIENT REPORTS SHE HAS BEEN HAVING SHOOTING NERVE PAIN SINCE GETTING THE VACCINE- SHE IS A FORMER PARAMEDIC- THINKS A NERVE WAS ACCIDENTLY HIT WHILE GETTING THE VACCINE. SHE DID SOME MORE RESEARCH AND SAID SHE THINKS IT IS POLYMYALGIA RHEUMATICA. SHE IS NOT U…

NeuralgiaPain
#2882631Jan 21, 2026
Female·0.2 yrs·AL·PNC15

extreme fussiness, diarrhea, mild redness at injection site

DiarrhoeaInfant irritabilityInjection site erythema
#2882632Jan 21, 2026
Female·0.2 yrs·AL·PNC15

extremely fussy, diarrhea, mild redness at injection site

DiarrhoeaInfant irritabilityInjection site erythema
#2882633Jan 21, 2026
Female·65 yrs·OH·RSV

Patient unknowingly received duplicate dose of RSV. Patient came to the pharmacy to request an RSV vaccine, which was confirmed by the pharmacist. Patient stated she had COPD which therefore was a qualifying risk factor to receive the vaccine when under age 75…

Extra dose administeredNo adverse event
#2882634Jan 21, 2026
Female·75 yrs·SC·FLU3

patient reports soreness and weakness in arm

Muscular weaknessPain in extremity
#2882635Jan 21, 2026
Female·11 yrs·GA·COVID19

just diagnosed with history of pericarditis

Echocardiogram abnormalMitral valve prolapsePericarditis
#2882636Jan 21, 2026
SeriousHospitalizedLife-threateningDisabled
Female·0.2 yrs·OH·DTPPVHBHPB

Seizures, and genetic disease to present

Gene mutationSeizure
#2882637Jan 21, 2026
Female·70 yrs·NM·FLU3

Patient's husband called today, 1/21/2026 and reported that the patient experienced incapacitated for over 10 days with fever, chills, and stomach "issues".

ChillsGastrointestinal disorderPyrexia
#2882649Jan 21, 2026
Female·11 yrs·CA·HEPA

No adverse event; an expired adult dose of VAQTA (1mL) was inadvertently administered to two patients less than 18 years of age who should have received a pediatric dose of VAQTA (0.5mL) on 12/29/2025; an expired adult dose of VAQTA (1mL) was inadvertently adm…

Expired product administeredNo adverse eventProduct administered to patient of inappropriate age
#2882650Jan 21, 2026
Unknown·Age unknown·NJ·HEP

No additional AE reported; an adult patient was at the facility for their first dose on 28JUL2025, their second dose on 04SEP2025, and that they were at the facility today, 15JAN2026, for their third dose.; This spontaneous report was received from a Physician…

Inappropriate schedule of product administrationNo adverse event
#2882651Jan 21, 2026
Unknown·Age unknown·TN·RV5

No adverse effects were reported/No additional AE; a child was administered the 3rd dose of ROTATEQ after the 32 week (8 months of age) limit/Child was aged 9 months at the time of administration of the 3rd dose; This Spontaneous report was received from a nur…

No adverse eventProduct administered to patient of inappropriate age
#2882652Jan 21, 2026
Female·11 yrs·NJ·FLUN4

Pt administered a frozen flumist; Would be inefficacious and not sure what affect on body; A spontaneous report has been received from a pharmacist. The report concerns a female adolescent patient born in 2014. No medical history was reported. No concomitan…

Product preparation error
#2882653Jan 21, 2026
Female·59 yrs·VARZOS

in bed for 3 days; developed case of ocular shingles in my right eye; increase in eye pressure; This serious case was reported by a consumer and described the occurrence of ophthalmic herpes zoster in a 59-year-old female patient who received Herpes zoster (Sh…

Eye swellingIntraocular pressure increasedMobility decreasedOcular hyperaemiaOphthalmic herpes zosterRash
#2882654Jan 21, 2026
Male·55 yrs·PA·TDAP

swelling all over his arm; arm started to hurt/ sore arm; burning sensation; Customer noted concerns that sterile procedure was not followed when he received his vaccine; itching at the injection site; redness at the injection site; This non-serious case was r…

Burning sensationInjection site erythemaInjection site pruritusPain in extremityPeripheral swellingWrong technique in product usage process
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