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(826 ms)

#2839132May 1, 2025
Female·51 yrs·TX·PNC21

After receiving the vaccination patient developed swelling, redness and warmth to her left upper extremity. This continued to worsen over 1 to 2 days. It did not seem to improve and then worsened again and is spreading towards the inner arm. She presented to…

CellulitisErythemaPeripheral swellingSkin warmUltrasound abdomen
#2839133May 1, 2025
Female·50 yrs·IL·PNC20

redness, warmth, swelling over left arm; worsening over last 2d; fatigue

ErythemaFatiguePeripheral swellingSkin warm
#2839134May 1, 2025
Female·15 yrs·OK·HPV9, MNQ

Around 30 seconds after she got her HPV and Menquadfi vaccines (in that order) , she fell back on the exam table and had a brief episode of general shakiness, seizure -like, had a blank look in her eyes. This spell was witnessed by her mother and the medical a…

FallHeadacheSeizure like phenomenaStaringTremor
#2839135May 1, 2025
Female·1.5 yrs·NH·HEPA

Pt was given adult Hep A instead of Pedi Hep A

Product administered to patient of inappropriate age
#2839136May 1, 2025
Female·58 yrs·IN·TDAP

I had my Tdap given by our associate health on 4/23/25. Next morning noted mild left side jaw pain and arm pain yet I thought this was all normal. I took Aleve which helped. The arm pain lessened yet left jaw pain has worsen and now hurting into my left ear. N…

Ear painPain in extremityPain in jaw
#2839137May 1, 2025
Female·4 yrs·MA·DTAPIPV

Large area of edema to L shoulder at injection site extending to mid-arm , skin tense and hot w/overlying erythema extending from shoulder to elbow, but w/o fluctuance or induration. Pt treated with cephalexin to cover for cellulitis.

Injection site erythemaInjection site indurationInjection site oedemaInjection site warmth
#2839138May 1, 2025
Male·62 yrs·KS·PNC20

FEVER, JOINT AND MUSCLE PAIN, FATIGUE, PAINFUL SWOLLEN RED AREA ON LEFT SIDE OF NECK THAT MIGRATES DOWN TO LEFT CHEST MEASURING 6X8 INCHES. BEGAN TREATING SYMPTOMS WITH TYLENOL 1000MG BID - TID. BEGAN AUGMENTIN 875MG BID X 10DAYS, BEGAN ZYRTEC 10MG DAILY ON…

ArthralgiaErythemaFatigueMyalgiaPyrexiaSwelling
#2839139May 1, 2025
Male·33 yrs·NY·HEPA

Pt reported dizziness about 7 min s/p injection. Had tolerated previous vaccination without difficulty. Hadn't eaten breakfast, no other variables that were suspicious. Pt reported ringing in ears, nausea, vomited x1, darkened/starry vision, appeared pale with…

DizzinessElectrocardiogram normalHyperhidrosisNauseaPallorPhotopsia+4 more
#2839140May 1, 2025
Male·66 yrs·TX·PNC21

Patient says he felt sick to his stomach , and had elevated blood pressure for over an hour. He says he felt he was going to die.

Abdominal discomfortBlood pressure increasedFeeling abnormal
#2839141May 1, 2025
SeriousHospitalizedLife-threatening
Female·20 yrs·OR·COVID19

4/28/2025 at 0830 Moderna COVID-19 Spikevax administered to L deltoid. Later that same day L arm soreness developed with progression to fever in the evening. 4/29/2025 at 0500 woke feeling lightheaded, disoriented, blacking out with hives present on L wrist.…

DisorientationDizzinessLoss of consciousnessPain in extremityPyrexiaUrticaria
#2839142May 1, 2025
Female·1.8 yrs·TN·DTPPVHBHPB, HEPA, HIBV, PNC20

Administered Dtap Vaxelis(combination) instead of Dtap only. Also administered HIB, HepA, pneumococcal (prevnar 20) during visit. Failed to scan vaccine out before administering.

Wrong product administered
#2839143May 1, 2025
Male·1 yrs·TX·DTAP, HIBV, PNC20

Swelling, redness, warmth

ErythemaSkin warmSwelling
#2839144May 1, 2025
Female·50 yrs·CA·VARZOS

I've had two reactions: within a day of getting the vaccine I got my period over a week early, and it as extremely heavy (filling tampons more than twice as fast as usual), and period lasted twice as long as normal. Second reaction a week and a half later (Ap…

ContusionHeavy menstrual bleedingImpaired work abilityPolymenorrhoeaPruritusSwelling+1 more
#2839145May 1, 2025
Female·43 yrs·VA·HEPA

Patient given pediatric dose of Vaqta Hep A vaccine. Patient to return to practice 5/2/25 to receive remainder of adult dose. No reactions noted.

Underdose
#2839146May 1, 2025
Female·72 yrs·TX·PNC20

Patient called reporting quarter sized red warm spot where injection site occurred. Pharmacist counseled patient to monitor area and have doctor evaluate arm to determine reaction to vaccine or infection. Patient will call doctor today 5/1/2025

Injection site warmth
#2839147May 1, 2025
Female·52 yrs·WI·PNC20

Left upper arm injection from 4/21/25 when received the pneumococcal vaccine. Pt reports area swelling, redness and occasional itching. Onset 4/28/25 Patient evaluated by provider on 5/30/25. There is a 5 x 7 area of mild erythema left deltoid region with m…

Injection site erythemaInjection site pruritusInjection site swelling
#2839148May 1, 2025
Female·50 yrs·CT·VARZOS

painful arm and unable to lift arm after vaccine

Mobility decreasedPain in extremity
#2839149May 1, 2025
Male·5 yrs·MN·DTAPIPV, MMRV

Parent reports onset of facial redness, rash and swelling around 1300 the day of vaccine. Progressive into the evening. Parent recorded fever of 101F at 8:00pm day of vaccines. Woke morning after, 5/1/25, with fever 103.8F and up to 105F, progressive facial ra…

ErythemaFull blood count normalInjection site rashInjection site scabPyrexiaRash+3 more
#2839150May 1, 2025
Female·42 yrs·WA·HEP

The patient had a negative titer drawn on 02/11/22. She was then given the Heplisav- 2 shot series which was completed 05/09/22. She should have had another titer drawn a month after her last dose, however, she did not. Today the nurse interpreted the informat…

Autoantibody negative
#2839151May 1, 2025
Female·72 yrs·NY·TDAP

Severe diarrhea, started 15 hours after I got the vaccine. Very weak, no appetite. Was up about 25 times during the night to the bathroom. I?m forcing myself to eat. Dull headache.

AstheniaDecreased appetiteDiarrhoeaHeadache
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