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(831 ms)

#2896287May 12, 2026
Unknown·Age unknown·CT·HEPA

No additional AE; the patient may not have received a full dose; the safety needle came off of the luer-lock as it was being pulled out of the patient's leg / The needle remained in the patient's leg; This spontaneous report was received from a nurse and refer…

Device connection issueUnderdose
#2896288May 12, 2026
SeriousHospitalized
Female·Age unknown·TDAP

Describe Event, Problem, or Product Use Error: patient informing us of recent hospitalization after tdap injection. she states she had tetanus vaccine on 03/13 and then was hospitalized on 03/16. they determined she had fluid around her heart and started her o…

Pericardial effusion
#2896289May 12, 2026
Male·1 yrs·RI·RAB

Describe the event or problem: No harm to patient. RN attempted to draw from the vial per policy. When the vial was inverted to withdraw the medication, it appeared that the seam around the rubber stopper was leaking spilling the medication.

Syringe issue
#2896290May 12, 2026
Male·76 yrs·NJ·COVID19

Moderna Covid-19, mRNA immunization (Lot 3053756) was administered on April 24. Hive-like rash was observed in area of crotch and upper leg on April 26. The rash worsened and spread to the entire area of the legs and arms from Monday April 27 until Wednesday A…

Rash
#2896291May 12, 2026
Unknown·Age unknown·WA·HEPA

Prefilled HavcLuer lock adapter cap detached from syringe from syringe barrel possibly due to the syringe being handled by the cap and not the barrel/plunger end.

Device connection issue
#2896292May 12, 2026
Female·Age unknown·KY·HEP

Patient attending nursing school. Needs catch up vaccines from childhood. Has no history of prior vaccines. Came in on 3/17/2026 requesting MMR, Varicella, Hepatitis B, and Tdap vaccine. Pt received all 4 without complications. Came back to clinic on 5/7/2026…

Extra dose administered
#2896293May 12, 2026
Male·63 yrs·GA·VARZOS

Patient reports red, 5inch diameter injection site reaction the day after receiving the vaccine. Patient reports no treatment and improvement in 5 days.

Injection site reaction
#2896294May 12, 2026
Male·16 yrs·CA·UNK

Penmenvy vaccine administered without the diluent component. PCP contacted for recommended repeat dosage.

Product preparation issue
#2896298May 12, 2026
Male·Age unknown·VARZOS

suspected vaccination failure; had recombinant shingles shot and still got shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a adult male patient who received Herpes zost…

Herpes zosterVaccination failure
#2896299May 12, 2026
SeriousHospitalized
Female·18 yrs·MN·COVID19

Pancytopenia; suspected macrophage activation syndrome; Multisystem inflammatory syndrome (MIS); Sjögren's syndrome; Sore arm; This literature-non-study case was reported in a literature article and describes the occurrence of MULTISYSTEM INFLAMMATORY SYNDROME…

Alanine aminotransferaseAnti-cyclic citrullinated peptide antibodyAntinuclear antibodyAspartate aminotransferaseBand neutrophil percentageBiopsy bone marrow+41 more
#2896300May 12, 2026
Female·74 yrs·FL·HEPAB

Numbness in left arm immediatedly after injection. Felt faint and nauseous. Within 20-30 minutes symptoms went away

DizzinessHypoaesthesiaImmediate post-injection reactionNausea
#2896301May 12, 2026
Female·89 yrs·PA·COVID19

04/30/2026: sent via 911 ambulance To Er for evaluation following a fall, : generally weak, Dx. Fall Nausea and Vomiting, Dehydration, and on 05/01/2026: sent via 911 ambulance: fall: hit head, dx. fall, closed head injury

AstheniaBlood glucose increasedBlood magnesium normalChest X-ray normalComputerised tomogram head normalComputerised tomogram spine abnormal+11 more
#2896302May 12, 2026
SeriousDisabled
Female·65 yrs·UT·FLU3

Malaise, chronic stiffness & pain in hands.

MalaiseMusculoskeletal stiffnessPain in extremityRheumatoid factor
#2896303May 12, 2026
Female·13 yrs·LA·HPV9, MNQ

Student was administered the HPV vaccine into left deltoid. Following student looked uncomfortable. I asked her if she was okay and she said yes. I then gave the Meningococcal vaccine in the right deltoid. Approximately 2 seconds later student laid out backwar…

DizzinessLoss of consciousnessNauseaTremorUnresponsive to stimuli
#2896304May 12, 2026
Female·37 yrs·MI·FLU3

NO ADVERSE REACTIONS NOTED. GAVE DOSE TODAY WHEN ALREADY HAD ONE IN THIS SEASON (NOV 2025)

Extra dose administeredNo adverse event
#2896305May 12, 2026
Female·54 yrs·AR·PNC21, TDAP, VARZOS

Pt presented to the pharmacy with shot rxn from 5/7/26. Site was left arm (over 12inches long and front/outer/back of arm). reddness and swelling. contacted doctor and set up a doctor visit

Injection site erythemaInjection site swelling
#2896307May 12, 2026
Female·Age unknown·VARZOS

Suspected vaccination failure; Ramsay-Hunt syndrome; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a female patient who received Herpes zoster (Shingrix) for prophylaxis. On…

Herpes zoster oticusHypoaesthesiaVaccination failure
#2896308May 12, 2026
Female·60 yrs·VARZOS

Sore arm near the injection site; cold; chills; feeling very tired with no energy; no energy; fever that was 101.5 all the way up to 105.5; This non-serious case was reported by a nurse via sales rep and described the occurrence of injection site pain in a 60-…

AstheniaChillsFatigueFeeling coldInjection site painPyrexia
#2896309May 12, 2026
Female·Age unknown·NY·COVID19

developed COVID-19 infection despite vaccination; developed COVID-19 infection despite vaccination; flare-up of joint pain; flare-up of joint pain; This is a literature report for the following literature source(s). A 67-year-old female patient received BNT16…

ArthralgiaBartonella testCOVID-19Condition aggravatedDrug ineffectiveSARS-CoV-2 test+1 more
#2896310May 12, 2026
Female·78 yrs·NC·COVID19

Itchy, red rash from soles of feet up back of legs to back of knee-both legs. Patient was able to use OTC calamine lotion and loratadine, rash is resolving.

RashRash erythematousRash pruritic
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