VAERS Explorer

Explore VAERS reports

Search and filter adverse-event reports.

View charts →
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)

#2893569Apr 22, 2026
Female·16 yrs·GA·MNP

Vaccine was not reconstituted with powder. Pt only rec'd Mem B component. pt brought back next day for Menquadfi vaccine.

Product preparation issue
#2893570Apr 22, 2026
Female·50 yrs·FL·HEPA

When injection occurred, it was way to high in my arm - not in the deltoid, and it hurt really bad. 3 days later, I noticed pain in my shoulder that was atypical for vaccine administration. I was having a sharp, shooting pain down my arm when I would reach for…

ArthralgiaInjection site painPainProduct administered at inappropriate siteShoulder injury related to vaccine administration
#2893604Apr 22, 2026
SeriousHospitalized
Male·Age unknown·CA·COVID19

passing out; vertigo; when he hit his head; got into a accident he doesn't drive anymore; This is a spontaneous report received from a Consumer or other non HCP from medical information team. A 72-year-old male patient received BNT162b2 (BNT162B2 NOS), in 202…

ElectrocardiogramElectroencephalogramHead injuryLaboratory testLoss of consciousnessRoad traffic accident+1 more
#2893613Apr 22, 2026
Male·83 yrs·CA·VARZOS

Patient's wife shared that pt rec'd Shingrix on 4/6/26. Called today (4/22/26) and complains of 3 days of full body rash (no swelling or breathing issues), shivering, and body weakness. No issues at the injection site. Denies trying new food, otc meds, or…

AstheniaChillsRash
#2893614Apr 22, 2026
Male·65 yrs·CA·RSV

Onset of symptoms not entirely clear, patient reports "since receiving RSV vaccine" he has had diarrhea. extreme muscle pain, eyesight issues, pain in his forehead, poor appetite, difficulty with mobility because he feels so unwell. As of 4/22/26 he continues…

Decreased appetiteDiarrhoeaHeadacheMalaiseMobility decreasedMyalgia+1 more
#2893642Apr 22, 2026
Unknown·Age unknown·WI·VARZOS

Our hospital (XXX Hospital in XXX) purchases vaccine both for the hospital and for associated clinics. We just transitioned to purchasing the prefilled syringe for Shingrix to help prevent medication errors where only the vaccine diluent is administered instea…

Product name confusionProduct packaging confusion
#2893643Apr 22, 2026
SeriousDisabled
Female·4.8 yrs·NC·PNC21

On December 2, 2025 I had the pneumonia vaccine of Cavaxive .5 IM PFS given to me at pharmacy. On 3/25/25 my Immunologists ordered bloodwork to check my Pneumo AB PNL PPSV@#, 23-Serot. The test results were extremely low for AB Type 1-5, 9V, 10A, 11A, 12F, 18C…

Antibody test negativeBlood immunoglobulin A decreasedBlood immunoglobulin E decreasedNeutropenia
#2893644Apr 22, 2026
Male·1.1 yrs·CA·HIBV

HIB powder mixed with sterile water and not HIB dilutant

Product preparation issue
#2893645Apr 22, 2026
Female·11 yrs·IN·HPV9, MNQ, TDAP

Pt received Gardasil, Menveo, Tdap. Pt was advised to wait 20 minutes after receiving the vaccines. She was in the lobby when she stated she started feeling tired and seeing spots. Mom stated pt then passed out and was out for about a minute. She was taken bac…

FatigueLoss of consciousnessPallorVisual impairment
#2893646Apr 22, 2026
Female·72 yrs·PA·VARZOS

PT HAD SWOLLEN ARM AT INJECTION SITE , RASH WAS ITCHING FEEL HOT TO TOUCH . CALLED

Injection site pruritusInjection site rashInjection site swellingInjection site warmth
#2893647Apr 22, 2026
Male·0.2 yrs·KS·DTPPVHBHPB, PNC20, RV5

Diarrhea started 5 days after vaccine administration. Blood Diarrhea multiple times daily started 10 days post vaccine and lasted over 30 days.

DiarrhoeaDiarrhoea haemorrhagic
#2893648Apr 22, 2026
SeriousHospitalized
Female·43 yrs·FL·COVID19

I experienced increased autoimmune activity after my 2nd covid vaccine: increased body/muscle pain, flu-like illness, increased back and pain, joint pain, brain fog, confusion, memory problems, trouble finding my words, increased problems with ulcerative colit…

Ankylosing spondylitisAntinuclear antibody positiveAphasiaArthralgiaBack painBrain fog+16 more
#2893649Apr 22, 2026
Male·1.3 yrs·DTAPHEPBIP, HIBV, PNC20

Patient was administered incorrect vaccine. Received pediarix vaccine intended for his 4 month old brother. Patient had no adverse reaction to receiving the vaccine. DTaP was due, so that does not need to be repeated.

No adverse eventWrong patientWrong product administered
#2893650Apr 22, 2026
Female·17 yrs·TX·MENB

Warm, Mildly Tender

Skin warmTenderness
#2893651Apr 22, 2026
Female·29 yrs·NJ·TD

Not sure which manufacturer / brand of Tdap : I fainted inside of Wawa, manager called 911 and EMS checked me out.

Syncope
#2893652Apr 22, 2026
Male·0.3 yrs·MMR, PNC20, VARCEL

Patient was administered incorrect vaccine. He received MMR and varicella intended for 16 month old brother. He was monitored for 2 hours with no adverse reactions or outcomes.

No adverse eventWrong product administered
#2893653Apr 22, 2026
Unknown·Age unknown·VARCEL

determ letter states: "The use of this medication without the prescriber assessing the patient for medical appropriateness for varicella vaccination prior to therapy does not establish medical necessity for this drug. Medical necessity is determined by the adh…

Unevaluable event
#2893654Apr 22, 2026
Male·Age unknown·CA·HPV9

Describe Event, Problem, or Product Use Error: felt weakness in grasp and grip and general weakness and fatigue for 1 week.

AstheniaFatigueMuscular weakness
#2893655Apr 22, 2026
Male·83 yrs·CA·MENB

Describe Event, Problem, or Product Use Error: The Bexsero syringe could not be resuspended and had floating particles in it.

Product contamination
#2893656Apr 22, 2026
Unknown·Age unknown·IN·RAB

Rabies vaccine from manufacturer is packaged with 2 x 25 G needles. They are specifically labeled "1 x 25G needle for reconstitution" and "1 x 25 G needle for administration". Neither needles contact any patient/staff safety features to prevent needle stick in…

Product packaging issue
Page 220 of 96,467