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(818 ms)

#2860186Sep 21, 2025
Male·84 yrs·MI·FLU3, PNC20, RSV

Duplicate vaccine given to pt. pt was given flu shot instead of a covid vaccine. pt have already received a flu vaccine this season

Extra dose administeredWrong product administered
#2860187Sep 21, 2025
Female·81 yrs·MI·FLU3, PNC20

Patient received duplicate flu vaccine instead of a covid vaccine. Pt has already gotten a flu vaccine this season

Extra dose administeredWrong product administered
#2860188Sep 21, 2025
Female·67 yrs·NC·COVID19

Pain at injection site, which grew in intensity and radiated down the arm to the hand. Eventually could not lift the right arm without help or use of left hand. Upper arm was hot. Shooting pains occurred with any movement. Pain continued through the night,…

Injected limb mobility decreasedInjection site painInjection site warmthPainPain in extremity
#2860189Sep 21, 2025
Female·70 yrs·FL·PNC21

Patient developed a rash below the injection site, but on same arm. It doesn't look like the injection site is affected.

Rash
#2860190Sep 21, 2025
Female·69 yrs·CA·COVID19

By 9pm, the injection site was painful, like a golf ball pushed into my arm. Vomited multiple times overnight. Temperature this morning is 99.7 and a moderate headache. The nausea has moderated at the moment.

HeadacheInjection site painNauseaVomiting
#2860191Sep 21, 2025
SeriousHospitalizedLife-threateningDisabled
Male·34 yrs·OH·COVID19

Rapid growth in dormant cells. Rushed open back surgery resulting in an in-curable cancer, Myxopapillary ependymoma within 9 months. Further treatment after tumor partial resection was proton therapy.

BiopsyBlood testComputerised tomogramEpendymomaMagnetic resonance imaging spinalNeoplasm malignant+4 more
#2860192Sep 21, 2025
Female·64 yrs·VA·PNC21

Patient developed an allergic looking rash, that was itchy, shortly after vaccine administration. The rash developed into cellulitis that made her entire arm swell to her wrist. Treated with antibiotics by her provider. Patient came into pharmacy today (9/21…

CellulitisDermatitis allergicPeripheral swellingRash pruritic
#2860193Sep 21, 2025
SeriousHospitalizedLife-threateningDisabled
Male·32 yrs·FL·COVID19

Weakness, Muscle pain, buddy shaking ( tremors ) , short term paralyzes. I developed tingling, numbness, until I was completely paralyzes and diagnosed with Guillain-Barré Syndrome. IVIG Treatment.

AstheniaGuillain-Barre syndromeHypoaesthesiaImmunoglobulin therapyLumbar punctureMyalgia+3 more
#2860194Sep 21, 2025
Female·57 yrs·IN·COVID19

Immediately had a reaction at site. Redness, swelling and area hot to touch. Day 2 (9/21/25) the site became itchy.

Immediate post-injection reactionInjection site erythemaInjection site pruritusInjection site swellingInjection site warmth
#2860195Sep 21, 2025
Female·72 yrs·MI·COVID19

next day fever 101.6 degrees, generalized body aches, photophobia, phonophobia, malaise. 36 hrs post vax red macular rash around trunk

MalaisePainPhonophobiaPhotophobiaPyrexiaRash+1 more
#2860196Sep 21, 2025
Male·81 yrs·FL·RSV

Patient received a dose of this vaccine but had previously received one in 2023. Per phone conversation, patient is not experiencing any problems.

Extra dose administeredNo adverse event
#2860197Sep 21, 2025
Male·65 yrs·NJ·COVID19

Patient stated that he felt sick the next day. Achy and feverish. Had tested himself and was negative for Covid. He had the Pfizer Covid vaccines previously with no issues. He had looked at his leaflet and saw he had received Moderna. He said he specifically a…

MalaisePainPyrexiaSARS-CoV-2 test negativeWrong product administered
#2860198Sep 21, 2025
Female·75 yrs·TX·COVID19, FLU3

Moderna - Right Arm = Pt reported bruising on clavicle and swelling in neck. Fluzone HD - Left Arm = Pt reported redness and swelling near armpit region. Pt noticed these symptoms within a day after receiving vaccine.

ContusionErythemaOedema peripheralSwelling
#2860199Sep 21, 2025
Female·81 yrs·MENB

patient reported redness, swelling, itchiness after vaccination that lasted a 2 days, It got better each day following.

ErythemaPruritusSwelling
#2860200Sep 21, 2025
Male·53 yrs·TN·PNC21

patient had site reaction to the vaccination. it was a large red site reaction. it began the morning of 9/21/25

Injection site erythema
#2860201Sep 21, 2025
Female·75 yrs·AZ·COVID19

Patient reported development of a "knot" at injection site that lasted ~2 days along with minor swelling, redness, and heat surrounding the site. When presenting on 9/21/25 the site was approximately 3-4 inches long (mostly below injection) and 2-3 inches wide…

Injection site erythemaInjection site massInjection site swellingInjection site warmth
#2860202Sep 21, 2025
SeriousHospitalizedDisabled
Female·41 yrs·TX·COVID19

blood clots in plastic surgery/reconstruction of breasts. lost one breast due to blood clots and almost lost the other due to the clots. was treated with blood transfusions and blood thinners.

Breast reconstructionPlastic surgeryThrombosisTransfusion
#2860203Sep 21, 2025
Female·11 yrs·NY·TDAP

Became very angry (she said) in her mind and didn?t know why she felt this way, fainted on 9/19/2025

AngerHead injurySyncope
#2860204Sep 21, 2025
Female·7 yrs·TX·FLU3

after 5 minutes of vaccine administration , patient had syncope. she regained consciousness within seconds. she was given water and rested on bench for about 10 minutes. she felt okay to leave pharmacy area after that

Loss of consciousnessSyncope
#2860205Sep 21, 2025
Female·70 yrs·MI·FLU3

Sore at the injection site, blacken area of injection. advised warm compression and Tylenol as needed

Injection site discolourationInjection site pain
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