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(815 ms)

#2866052Oct 15, 2025
Female·24 yrs·IL·VARCEL

The patient was administered a vaccine in error. She received the Varicella (chickenpox) vaccine, although she was already immune and was supposed to receive the MMR (measles, mumps, rubella) vaccine instead. When the patient expressed concern about receiving…

DyspnoeaHyperhidrosisPainPyrexiaWrong product administered
#2866053Oct 15, 2025
SeriousDisabled
Male·85 yrs·MI·FLU3

Pt received vaccination and reported back to pharmacy multiple times after nerve pain in left arm.

Neuralgia
#2866054Oct 15, 2025
Male·78 yrs·OR·COVID19

Patient is a 78 year old male here for Reaction to Immunization (Ov for "Reaction to Covid vaccine 9/30" c/o L/arm agonizing pain- today still c/o L/shoulder joint pain, c/o RUQ pain since vaccine "my liver hurts") Vaccine was Moderna; all of his other COVID…

ArthralgiaBlood creatine phosphokinase normalHepatic painInjected limb mobility decreasedLipase normalMetabolic function test normal+2 more
#2866055Oct 15, 2025
Female·77 yrs·TX·FLU3

HIVES AND FACE SWELLING

Swelling faceUrticaria
#2866056Oct 15, 2025
SeriousDisabled
Female·56 yrs·CA·PPV

Since vaccination was received I have experienced extreme left arm soreness from date of vaccination to present, inability to lift my left arm more than a 30 degree angle, limited use of my left arm, inability to sleep on my left side, extreme pain that causes…

Axillary painComputerised tomogramInjected limb mobility decreasedInsomniaMagnetic resonance imagingPain+2 more
#2866057Oct 15, 2025
SeriousDiedHospitalized
Male·62 yrs·OK·FLU3

Client received flu vaccine on 10-01-25. It was reported to this nurse by several people in the community that client became unwell and running fever approximately on 10-6-25. Fever started out at 101 degrees and got as high as 104 degrees. Client was hospital…

DeathLife supportMalaisePyrexia
#2866058Oct 15, 2025
Female·37 yrs·COVID19, FLU3

Per patient report: "I had gotten my flu and covid vaccines at 9:30 and then I went to school to work on some lesson plans. I was sitting in the library at the school and at about 10:30 I had a strong sensation like I was on a spinning amusement park ride. I a…

AstheniaDizzinessFeeling hotHyperhidrosisNauseaPain+2 more
#2866059Oct 15, 2025
Female·64 yrs·AZ·FLU3, UNK

12hrs after getting vaccine notice a large warm red lump the size of a golf ball raised about an inch that was itchy. No chest pain, dyspnea, rash or coughing. Eventually improved in swelling but nodule still present during exam on Wednesday 10/15.

ErythemaPruritusSkin warmSwelling
#2866060Oct 15, 2025
Female·1 yrs·AL·MMR, PNC15, VARCEL

Mother states on 10/11/25 she noticed patient messing with left leg and saw there was a swollen, red spot. Mother sts pt did have shots a couple weeks ago. Mother sts she tried cream but nothing helped and today it started to blister. Currently has a 2 cm eryt…

Injection site erythemaInjection site reactionInjection site swellingInjection site vesiclesUrticaria
#2866061Oct 15, 2025
Female·25 yrs·WI·FLU3

(name withheld) RN gave the high dose flu vaccine to a patient who is only 25 years old. There was no adverse reaction.

Incorrect dose administeredNo adverse event
#2866063Oct 15, 2025
Female·65 yrs·CO·COVID19, VARZOS

Patient stated that shortly after receiving vaccine in left arm, her arm produced a lump but in the bicep area that was lumpy and itchy and hurt to the touch. She received 3 vaccines on same day. Two in the left arm (shingles and covid) and flu immunization in…

Injection site massInjection site painInjection site pruritus
#2866064Oct 15, 2025
Female·63 yrs·ND·FLU3, PNC20

4 inch by 2.5 inch area of Erythema over injection sites. Area is warm to touch

Injection site erythemaInjection site warmth
#2866065Oct 15, 2025
Female·4 yrs·MI·COVID19, DTAP, FLU3, IPV, MMRV

No adverse event or outcome occurred. A VAERS report is being filled out because the patient was 4 years old at the time of receiving the 5-11yr old COVID formulation.

No adverse eventProduct administered to patient of inappropriate age
#2866066Oct 15, 2025
Female·4 yrs·MI·COVID19, DTAP, FLU3, IPV, MMRV

No adverse event or outcome occurred. A VAERS report is being filled out because the patient was 4 years old at the time of receiving the 5-11yr old COVID formulation.

No adverse eventProduct administered to patient of inappropriate age
#2866067Oct 15, 2025
Female·63 yrs·MA·FLU3

Patient was given the High-Dose Fluzone Vaccine instead of the Standard dose Fluzone. Patient was notified within 4 hours of the error. She did not report any adverse events at the time of notification.

Incorrect dose administeredNo adverse event
#2866068Oct 15, 2025
Female·60 yrs·MO·UNK

Paresthesia to bilateral feet and bilateral upper extremities, and right side of face

Blood folateComputerised tomogram headFull blood countMetabolic function testParaesthesiaVitamin B12
#2866069Oct 15, 2025
Female·45 yrs·NJ·COVID19

I developed enlarged lymph nodes, first in my armpit and immediately following booster and then watched them pop up over the years later leading to a lymphoma diagnosis in 2025

Immediate post-injection reactionLymphadenopathyLymphoma
#2866070Oct 15, 2025
Female·1.3 yrs·AK·RV5

RotaTeq was inadvertently administered by the Medical Assistant assigned to this patient who is over the age of 8 months. The patient is currently 15 months on date of administration. At this time no adverse effects have occurred. The MD that saw the patient s…

No adverse eventProduct administered to patient of inappropriate age
#2866071Oct 15, 2025
Female·1.2 yrs·MN·HEPA

Patient was given Hep A too early in age. Provider and patient parent were informed. No other assessment needed.

Product administered to patient of inappropriate age
#2866072Oct 15, 2025
Female·69 yrs·TN·COVID19

at injection site: erythema, warmth, itchiness, edema- Treatment: continue to monitor area of redness for improvement, if any worsening or no improvement, notify clinic. Continue allergy medication and tylenol as needed. May apply topical hydrocortisone cream…

Injection site erythemaInjection site oedemaInjection site pruritusInjection site warmth
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