VAERS Explorer

Explore VAERS reports

Search and filter adverse-event reports.

View charts →
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(856 ms)

#2843046May 28, 2025
Female·60 yrs·NC·MNQ

Redness swelling at injection site started within a few hours of administration. Sx's worsen with soreness and swollen axillary lymph nodes in same arm. Pt. reports pain soreness and stiffness in L. arm. Seen by provider on 5/28/25, Dx'ed with cellulitis wi…

CellulitisInjection site erythemaInjection site swellingInjection site warmthLymph node painLymphadenopathy+2 more
#2843047May 28, 2025
Male·12 yrs·ME·MNQ, TDAP

Patient was in office for a WCC and vaccines. Patient is autistic, Mom felt it would be better if the patient could stand and play on the phone while the vaccines are administered. The mother of the patient stood in front and the provider stood behind the pati…

Circumstance or information capable of leading to medication errorScratchUnderdose
#2843048May 28, 2025
Male·18 yrs·IN·MENB

starting late evening on day of vaccination, patient L arm felt sore, experiencing headache, lethargy and possible fever; treated with ES Tylenol, fluids and rest. same symptoms and treatment continued throughout 5/24 and 5/25. Upon morning of 5/26, patient…

HeadacheLethargyPain in extremity
#2843049May 28, 2025
Male·0.8 yrs·NJ·COVID19

Given 5/21/21. Expired 5/19/25.

Expired product administered
#2843050May 28, 2025
Female·47 yrs·MD·PNC21

The donor was administered the CAPVAXIVE immunization by one of Nurse on 05/23/2025 at 11:50am IM in the donors left arm. The donor stayed with the Nurse to be assessed for any adverse post immunization reactions related to the vaccination administered. During…

AstheniaChillsDizzinessDyspnoeaFatigueHeadache+8 more
#2843051May 28, 2025
Male·4 yrs·CA·COVID19

>12 year COVID vaccine administered. Mother reported that child had fatigue and soreness at injection site.

FatigueInjection site pain
#2843052May 28, 2025
Female·5 yrs·OR·DTAPIPV

Patient developed localized inflammatory response. Vaccine was given more posterior on left vastus lateralis.

InflammationProduct administered at inappropriate site
#2843053May 28, 2025
Male·39 yrs·NC·TDAP

Myalgia. Pt came into our clinic after receiving the vaccine. He received the vaccine and within only a couple days showed symptoms of muscle aches and fatigue for multiple weeks following the vaccine.

FatigueMyalgia
#2843054May 28, 2025
Male·1.1 yrs·CA·HEPA, MMRV

REDNESS AND SWELLING

ErythemaSwelling
#2843055May 28, 2025
Female·16 yrs·PA·MENB, MNQ

Patient developed nausea, headache, and tingling legs over night after receiving the vaccine that day.

HeadacheNauseaParaesthesia
#2843056May 28, 2025
Male·35 yrs·ID·HEP

No adverse reaction

No adverse event
#2843057May 28, 2025
Female·1.3 yrs·KS·HEPA

Mother reports that at approx. 10 pm she noticed a "rash" in patient's diaper area, that patient was "puffy" all over (child is normally very slim) and mom heard a "weird" sound in her airway, as if she was having trouble breathing therefore she took her to Ho…

Breath sounds abnormalDermatitis diaperImmunisation reactionSkin swelling
#2843058May 28, 2025
Male·36 yrs·MT·TDAP

Vaccine's expiration date was 5/23/25, 4 days expired at the time of administration. No symptoms at time of vaccination, no symptoms the following morning.

Expired product administeredNo adverse event
#2843059May 28, 2025
Female·8 yrs·CA·COVID19

>12 year old COVID vaccine given. Mother of child reported child had fatigue and soreness at site after injection

FatigueInjection site pain
#2843060May 28, 2025
Male·77 yrs·GA·VARZOS

patient came in and showed up a big bruise almost looked like a hematoma

Contusion
#2843061May 28, 2025
Female·10 yrs·NJ·COVID19

At 15:06 on 5/27/25, the patient received Moderna covid vaccine in physician office during a routine wellness appointment. At 14:06 pm on 5/27/25, it was discovered that the best use by date of the Moderna covid vaccine administered was 5/25/25.

Expired product administered
#2843063May 28, 2025
Male·Age unknown·ME·HEP

Patient was administered a hep B vaccine on 5/22/25 in addition to vaccine administered on 5/11/25 at hospital at birth. This was too soon and was not discovered as hospital created immunization record in the wrong name (incorrect spelling).

Extra dose administered
#2843064May 28, 2025
Female·18 yrs·TX·MENB

Notes: 1245 with syncopal event, post bexsero #2, Mom reported older brother had a similar reaction to bexsero #2. no prior syncopal events, is fasting, hit head on the floor, but no overt headache. neuro exam within normal limits and given water and asked to…

Head injurySyncope
#2843065May 28, 2025
SeriousDisabled
Female·59 yrs·AZ·COVID19

Within 24 hours, debilitating headache, back ache, chest pain, vomiting, vertigo, tiny bruises on both arms and across front of chest. Three weeks later symptoms lessened, bruises faded, vertigo and headache remained. Began to see a neurologist, under went mul…

AstheniaAtrial septal defectAtrial septal defect repairAutologous blood patchingBack painBlood gases abnormal+29 more
#2843066May 28, 2025
Female·59 yrs·VA·PNC21, VARZOS

THE NEXT DAY, PT EXPERIENCED SEVERE HEADACHE, FEVER AND CHILLS. THEN SHE HAD REDNESS AND SWELLING IN BOTH ARMS. RIGHT ARM HAD REDNESS AND SWELLING THAT SPREAD DOWN ARM AND PT HAD TO GET RX FOR CEPHALEXIN. PT ALSO COMPLAINED ABOUT NUMBNESS IN HER ARM AND SHO…

ChillsErythemaHeadacheHypoaesthesiaPeripheral swellingPyrexia
Page 1912 of 96,467