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(901 ms)

#2830292Mar 9, 2025
Male·4 yrs·TX·MMR

Bruise on leg still visible 6 days fter vaccine. Child has had fatigue and not ate but a few bites in several days. Vomiting 3 days in a row. Especially at night. Yesterday at 4 am vomiting green bile.

ContusionDecreased appetiteFatigueVomiting
#2830293Mar 9, 2025
Female·6 yrs·OH·DTAPIPV

Swelling, erythema, tenderness, warmth and blistering at injection site, worsening over 2-3 days. Treated with OTC Children's Tylenol, Benadryl as well as RX Cephalexin for cellulitis.

CellulitisInjection site erythemaInjection site painInjection site swellingInjection site vesiclesInjection site warmth
#2830294Mar 9, 2025
Female·39 yrs·MO·PNC21, VARZOS

Patient had headache, fever, body aches/chills and a red lump at the injection site. Despite ibuprofen and ice, lump/redness continues to get larger. Patient had her spouse draw a line around the redness and it has spread beyond the drawn area.

ChillsHeadacheInjection site erythemaPainPyrexia
#2830296Mar 9, 2025
Female·58 yrs·SC·VARZOS

Patient reports a large nodule at the injection site that is painful, red, and swollen. She has not tried any medications yet at this time. Informed patient to monitor and call us back or go to emergency room if needed.

Injection site erythemaInjection site noduleInjection site swelling
#2830297Mar 9, 2025
Female·68 yrs·WA·FLU3, PNC20

administered flublok and prevnar into right arm - developed rash about 3 inches BELOW vaccination site and to elbow. not around injection sites. minor bruise to injection site appears to be unrelated but still submitting report

Injection site bruisingInjection site rash
#2830298Mar 9, 2025
SeriousHospitalizedLife-threatening
Female·0.3 yrs·CA·RV1

Unclear if related. Patient got Rotarix #2 without issue on 2/18. Got a mouth surgery on 2/25. 2/26 had fever, abd pain, lethargy, abdominal bloating, and rust-colored heme-positive stool. Needed an orogastric tube, NPO. Needed broad-spectrum antibiotics. Oral…

Abdominal distensionAbdominal painCleft lip repairClostridium difficile infectionClostridium test positiveFaeces discoloured+9 more
#2830299Mar 9, 2025
Female·19 yrs·AZ·UNK

Hives on both arms, fatigue, sore throat, nausea

FatigueNauseaOropharyngeal painUrticaria
#2830338Mar 9, 2025
Female·64 yrs·TX·PNC21

seizure-like adverse reaction, partial loss of consciousness

Depressed level of consciousnessSeizure like phenomena
#2830339Mar 9, 2025
Male·13 yrs·CA·IPV

sinusitis (chronic congestion) came back, weakness and intermittent fever. Treated with a course of antibiotics but congestion hasn't resolved 2+ months after vaccination

AstheniaInfluenza virus test negativePyrexiaRespiratory syncytial virus test negativeSARS-CoV-2 test negativeSinus congestion+1 more
#2830340Mar 9, 2025
Female·39 yrs·OR·COVID19

Extreme pain at injection site approximately 12 hours after injection. It was MUCH more sore than that of any other vaccine I have had. It hurt to move the arm and it was even more painful if someone or something applied pressure to the arm. This lasted for ab…

Injection site painInjection site rashPain
#2830341Mar 9, 2025
Female·39 yrs·OR·COVID19

6-7 hours after injection flu like symptoms began and continued for the next 24 hours. Symptoms included fever, chills, joint pain, fatigue, and headache. It felt just as if I had the flu.

ArthralgiaChillsFatigueHeadacheInfluenza like illnessPyrexia
#2830342Mar 9, 2025
Female·40 yrs·OR·COVID19

This was my booster. I started experiencing flu like symptoms 6-7 hours after the injection. Symptoms included, fever, chills, joint pain, fatigue and headache. This lasted for approximately 24 hours after onset of symptoms. My next menstrual period after this…

ArthralgiaBreast tendernessChillsDysmenorrhoeaFatigueHeadache+5 more
#2830343Mar 9, 2025
Female·55 yrs·CA·COVID19

Swollen deltoid, rash, warm to touch, and pain.

Muscle swellingPainRashSkin warm
#2830248Mar 8, 2025
Unknown·Age unknown·IL·HEP

No adverse side effects were reported.; HCP calling to inquire about a pediatric RECOMBIVAX HB vaccine that was administered to an adult, and if they can revaccinate with another pediatric dose, see request case 02752180. HCP refused to provide patient informa…

No adverse eventUnderdose
#2830249Mar 8, 2025
Unknown·5 yrs·MMRV

Patient is asymptomatic. No additional AE; a 5 year old patient was inadvertently administered a dose of PROQUAD instead of MMRII on 02/20/2025.; This spontaneous report was received from an office manager and refers to a 5-year-old patient of unknown gender.…

No adverse eventWrong product administered
#2830250Mar 8, 2025
Female·7 yrs·ND·UNK

Improper storage of produc in use; No additional AE; This spontaneous report was received from a registered nurse referring to a 7-year-old female patient. The patient's medical history was not reported. The patient's concurrent conditions were not reported. C…

No adverse eventProduct storage error
#2830251Mar 8, 2025
Unknown·Age unknown·WI·MMRV

No additional AE; inadvertent administration of PROQUAD during a temperature excursion.; This spontaneous report was received from a Registered Nurse and refers to a patient of unspecified age and gender. The patient's concurrent conditions, medical history,…

No adverse eventProduct storage error
#2830252Mar 8, 2025
Female·Age unknown·IN·MMR, MMRV

The HCP reports that one of her staff members recently had a titer test and showed no immunity to Rubella; This spontaneous Prospective pregnancy report was received from a medical assistant regarding a female patient of unknown age. The patient's medical hi…

Antibody test negative
#2830259Mar 8, 2025
Male·18 yrs·MENB

tonic-clonic seizure lasting a few minutes

Generalised tonic-clonic seizure
#2830260Mar 8, 2025
SeriousDisabled
Male·39 yrs·MO·COVID19

I became ill about 18 months later and was diagnosed with Crohn's Disease

Autoimmune disorderColonoscopyComputerised tomogramCrohn's diseaseMalaiseSigmoidoscopy+1 more
Page 2307 of 96,467