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(852 ms)

#2869775Oct 31, 2025
Female·24 yrs·TX·FLU3, HPV9

She had a seizure a few minutes after getting the vaccines. She had her eyes closed and her arms and hands were shaking, and was not responsive. The seizure lasted about a minute and she regained consciousness.

Loss of consciousnessSeizureTremorUnresponsive to stimuli
#2869776Oct 31, 2025
Male·24 yrs·MN·COVID19

within minutes of completing administration patient passed out, got legs raised came back around, then passed out again and after passing out a second time EMS was called to assist

Loss of consciousness
#2869777Oct 31, 2025
Female·81 yrs·MN·FLU3

Patient reported feeling like the vaccine she was given was given too high up on the arm. Patient said she experienced shoulder pain for up to 1 week after vaccine administration, but currently does not have any shoulder/arm pain.

ArthralgiaProduct administered at inappropriate site
#2869779Oct 31, 2025
Male·0.3 yrs·KY·DTPPVHBHPB, PNC20, RV5

One day after he received his vaccines, patient developed a diffuse urticarial rash and vomiting.

Blood sodium decreasedChest X-rayHaemoglobin decreasedMean cell volume decreasedRespiratory viral panelUrine analysis+2 more
#2869780Oct 31, 2025
Female·12 yrs·CO·IPV, MMRV, TDAP

Post vaccine administration of the three vaccines, client c/o of nausea and experienced vomiting. Approximately, 1-2 minutes post vaccine administration. Pt monitored for 30 minutes post vaccine administration. Vitals and airway sounds stable and clear. Provid…

NauseaVomiting
#2869781Oct 31, 2025
Female·51 yrs·MN·COVID19, FLU3

Severe shoulder pain x weeks (SIRVA); PT, ortho referral, NSAIDs

ArthralgiaLimb injury
#2869782Oct 31, 2025
Male·66 yrs·KS·FLU3

Patient and wife called from their home approximately 45 minutes after receiving vaccine to report that he had a reaction to the vaccine. He reported the rxn as muscle cramping pain in his center and lower back soon after vaccination. The patient and wife had…

Back painMuscle spasms
#2869783Oct 31, 2025
Male·91 yrs·WI·COVID19

Patient received Spikevax instead of Comirnaty (pediatric vs adult)

Underdose
#2869784Oct 31, 2025
Male·45 yrs·IN·FLU3

Extreme fever, very high heart rate, dizziness, violent shivers, pain and swelling in left leg

Blood thyroid stimulating hormoneChest X-rayChillsComputerised tomogram thoraxDizzinessElectrocardiogram+7 more
#2869785Oct 31, 2025
Female·78 yrs·WI·COVID19

Patient received Spikevax instead of Comirnaty (pediatric vs adult)

Underdose
#2869786Oct 31, 2025
Male·63 yrs·FL·FLU3

Pain and tingling in fingers

Pain in extremityParaesthesia
#2869787Oct 31, 2025
Female·38 yrs·MD·FLU3

Pain and limited range of motion in left arm beginning at the time of immunization.

Injected limb mobility decreased
#2869788Oct 31, 2025
Female·74 yrs·WI·COVID19

Patient received Spikevax instead of Comirnaty. (child vs adult). Patients were notified approximately 3 days later and were given the choice to come in and get the correct vaccine. Staff members who administered incorrect vaccine were given a refresher cours…

UnderdoseWrong product administered
#2869789Oct 31, 2025
Female·66 yrs·FL·COVID19, RSV

Burning, swelling, skin turning black and purple, blistering

BlisterBurning sensationSkin discolourationSwelling
#2869790Oct 31, 2025
Female·81 yrs·FLU3

The patient received two doses of the high-dose flu vaccine, one from our pharmacy on 08/26/25 and one from a rehabilitation facility on 10/07/25. We informed both the patient's caregiver and primary care provider. The patient's caregiver didn't notice any adv…

Extra dose administeredNo adverse event
#2869791Oct 31, 2025
Male·1.6 yrs·COVID19

Anxious behavior the day after vaccine. Frequently repeating himself. Crying inconsolably. Skipped nap, stayed up late. Decreased appetite. Two days after vaccine had periorbital edema and redness, that worsened for 2 days and then resolved with antihistamine…

AnxietyCryingDecreased appetiteOcular hyperaemiaPeriorbital oedema
#2869792Oct 31, 2025
Male·9 yrs·TX·IPV, TDAP

10/31/2025@1000am: Patient arrived to clinic with mother with swelling and redness to the left anterior arm with a temporal temperature of 102.6F. Patient had received the Tdap and IPV on 10/30/2025@approx 0830am. Instructed mother to take the patient to the E…

Body temperature increasedInjection site erythemaInjection site swelling
#2869793Oct 31, 2025
Male·81 yrs·WI·COVID19

Patient received pediatric dose of covid instead of adult dose. Patient was notified and given the option to come in for the correct dose.

Underdose
#2869794Oct 31, 2025
Male·69 yrs·MO·COVID19

Patient developed SCC after vaccination

Squamous cell carcinoma
#2869795Oct 31, 2025
Female·24 yrs·TX·VARCEL

Urticaria at the site

Urticaria
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