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(839 ms)

#2842776May 27, 2025
Female·72 yrs·OH·COVID19

No symptoms or signs at the time of visit. Patient was given an expired covid 19 vaccine.

Expired product administered
#2842777May 27, 2025
SeriousDisabled
Female·64 yrs·IL·COVID19

First injection: 04/03/2021 led to pain and soreness in upper left arm. Two days later, swelling and tingling in the area. Second injection: 04/25/2025 led to pain in my left hip three weeks later, in May 2025. In June and July 2025, I developed pain and we…

ArthralgiaHemiparesisInflammationInjection site painInjection site paraesthesiaInjection site swelling+11 more
#2842778May 27, 2025
Female·18 yrs·AZ·MNQ

Menquadfi (MCV 4) vaccine was administered by mistake. This nurse was unable to note any adverse reaction due to patient left office prior to discovery of vaccine error.

No adverse eventVaccination error
#2842779May 27, 2025
Female·85 yrs·IA·VARZOS

Redness, swelling, itching, warmth localized to injection site. Swelling/induration and redness covered entirety of left deltoid

Injection site erythemaInjection site pruritusInjection site swellingInjection site warmth
#2842780May 27, 2025
Male·39 yrs·AZ·HEP

Client received several vaccines on that day and forgot to grab the adult Hep B instead of the pediatric box. I attempted to contact client once it was discovered; However, his phone line is disconnected.

Product administered to patient of inappropriate age
#2842781May 27, 2025
Female·47 yrs·NC·UNK

I wrote all of this on the first page under medical issues. It?s quite long?

Brain fogFatigueFearMemory impairment
#2842782May 27, 2025
Male·67 yrs·IN·VARZOS

Patient states he has small, tiny, itchy bumps on the tops both of his arms. He states that it is not spreading any further and seems to be resolving

Limb massPruritus
#2842783May 27, 2025
Female·0.7 yrs·ND·MMR

Child developed bilateral uveitis and conjunctivitis, requiring antibiotic eye drops. Child also developed full body rash, ear infection requiring amoxicillin.

ConjunctivitisEar infectionRashUveitis
#2842785May 27, 2025
Male·21 yrs·CA·TDAP

The person who received the vaccine experienced redness on their bilateral arms and back as well as itchiness.

ErythemaPruritus
#2842786May 27, 2025
Female·86 yrs·MA·COVID19

Patient had Booster #6 had extremely sore arm, extremely tired, sleepy, sweating, headache for 4 days, chills for 2 days, sore throat, runny nose, not much of an appetite and mild cough

ChillsCoughDecreased appetiteFatigueHeadacheHyperhidrosis+4 more
#2842787May 27, 2025
Female·62 yrs·OH·MMR, PNC21

pt complains of experiencing soreness at injection site for >7 days, says initially the area was red, sore and sort of hard, that has resolved, but is still sore, recommended the patient monitor for a few more days since she states it is getting better, also m…

Injection site erythemaInjection site indurationInjection site pain
#2842788May 27, 2025
Female·62 yrs·WA·PNC20

Patient presented at clinic for triage of allergic reaction on 5/27/2025. HISTORY: - Patient reported she received the pneumococcal vaccine on Thursday 5/22/2025, which she believes is the cause of her allergic reaction. - On Saturday night, she developed…

Injection site indurationInjection site massInjection site pruritus
#2842837May 27, 2025
Female·48 yrs·KS·MMR

No other information provided. No additional AEs reported; Caller reported dose of MMR II leaked out onto patient's arm during administration. Caller states he thinks he did not secure the needle tightly to the PFS.; Caller reported dose of MMR II leaked out o…

Exposure via skin contactNo adverse eventSyringe issueUnderdose
#2842839May 27, 2025
Unknown·13 yrs·CO·MMRV

no additional AE; HCP calling to report PROQUAD administered to a 13-year-old patient on 04/18/2025. Confirmed no symptoms. Unable to collect expiration date for PROQUAD. No other information presented at the moment. No additional AE/PQC.; This spontaneous rep…

No adverse eventProduct administered to patient of inappropriate age
#2842841May 27, 2025
Unknown·Age unknown·PA·HEPA

Caller did not report an symptoms/No AE/PQC reported.; Specialist transferred pharmacist reporting an adult patient received a pediatric dose of VAQTA. Caller did not report an symptoms. Permission to contact HCP was granted. No additional information provided…

Underdose
#2842842May 27, 2025
Female·Age unknown·FL·MMR

"non-responsive" to MMR-II; patient's MMR titers showed no immunity to measles, mumps, and rubella; patient received 3 doses of MMR-II in a year; This spontaneous report was received from a medical student and refers to a(n) female patient of unknown age. Th…

Antibody test negative
#2842843May 27, 2025
Male·Age unknown·FL·MMR

HCP called to report a husband and a wife who were "non-responsive" to MMR-II. See AE case #02805024 for documentation of the wife and this AE case #02805008 is for documentation of the husband. Patient received 3 doses of MMR-II in the year 2018.; patient's M…

Inappropriate schedule of product administrationTherapy non-responder
#2842844May 27, 2025
Unknown·11 yrs·NY·HPV4

no adverse event; HCP called to report that a 11 yr old patient received an extra 2nd dose of GARDASIL 9, 18 days after the actual 2nd dose had been administered. First dose of GARDASIL 9 was administered in January 2024, with the 2nd dose being administered…

Extra dose administeredNo adverse event
#2842845May 27, 2025
Unknown·Age unknown·PA·DTPPVHBHPB, HEP

No symptomatic adverse events were reported; patient inadvertently received RECOMBIVAX HB and VAXELIS on the same day; This spontaneous report was received from a Licensed Nurse and refers to a patient of unknown age and gender. The patient's medical history…

Extra dose administeredNo adverse event
#2842846May 27, 2025
Unknown·13 yrs·VA·MMRV

no additional AE; HCP called and reported inadvertent administration of a first dose of PROQUAD to a 13-year-old patient on 23MAY2025. Patient demographics not provided. No additional information was known by reporter at time of call. No additional AE/PQC.; Th…

No adverse eventProduct administered to patient of inappropriate age
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