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(825 ms)

#2836822Apr 18, 2025
Male·Age unknown·FL·HEP

completed his 3 doses of Engerix-B a year ago but in his blood test showed that he has not enough levels of the vaccine; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of therapeutic response decr…

Hepatitis B antibody negativeTherapeutic response decreased
#2836823Apr 18, 2025
Unknown·Age unknown·MNQ

Administration of the Menveo 1-vial presentation to patient under 10 years of age; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of inappropriate age at vaccine administration in a patient who re…

Unevaluable event
#2836824Apr 18, 2025
Female·21 yrs·FL·HEP

pediatric dose of Engerix-B to a 21 y/o patient; pediatric dose of Engerix-B to a 21 y/o patient; This non-serious case was reported by a nurse via call center representative and described the occurrence of underdose in a 21-year-old female patient who receive…

Underdose
#2836825Apr 18, 2025
Male·4 yrs·CA·TDAP

They get the Boostrix vaccine instead of Infanrix; This non-serious case was reported by a nurse via call center representative and described the occurrence of wrong vaccine administered in a 4-year-old male patient who received DTPa (Reduced antigen) (Boostr…

Wrong product administered
#2836826Apr 18, 2025
Male·Age unknown·COVID19

he has runny/itchy nose; he has runny/itchy nose; ringing in the ears; pins and needles in legs, face and head; The customer stated that he has had brain problems going on for a whole year; he had some "breathing problems"/he still has breathing problems; he h…

Nasal pruritusParaesthesiaRhinorrhoeaTinnitus
#2836827Apr 18, 2025
Female·65 yrs·COVID19

she was having little headaches; she wanted to report a good side effect that she had from the Spikevax vaccine/ she went from drinking 38-30 bottles of wine in a month, to having 4 bottles in the 2 months after receiving the vaccine; after she had the vaccina…

HeadacheMalaisePainPyrexia
#2836828Apr 18, 2025
SeriousDisabled
Female·15 yrs·VT·COVID19

Severe headache, anxiety, paranoia, visual disturbances, dizziness, low blood pressure, paresthesia. Tylenol was administered prior to vaccine by school nurse who accompanied my child.

AnxietyDizzinessHeadacheHypotensionParaesthesiaParanoia+1 more
#2836829Apr 18, 2025
Male·48 yrs·PA·TDAP

EE continues to C/O pain in right upper arm since vaccine given on 2/18/25. Was seen at urgent care on 4/14/25. An ultrasound of the right upper extremities was done and Voltaren cream was ordered. Continues to follow up with urgent care.

Injection site painUltrasound scan
#2836830Apr 18, 2025
Male·58 yrs·CT·COVID19

Pt developed L ankle swelling/inflammation 6/4/2021, has intermittently flared up since without clear cause or known trigger. Pt subsequently diagnosed with metastatic prostate cancer on 2/7/2024 in his spine (no evidence of disease in leg or ankle).

ArthritisJoint swellingMetastases to spineProstate cancer metastatic
#2836831Apr 18, 2025
Female·10 yrs·MI·COVID19, FLU3, HPV9

Patient is 10 years old and received Covid Vaccine intended for ages 12 years and older.

Product administered to patient of inappropriate age
#2836833Apr 18, 2025
Male·11 yrs·MI·COVID19, FLU3, HPV9

Patient is 11 years old and received Covid vaccine intended for ages 12 and older.

Product administered to patient of inappropriate age
#2836834Apr 18, 2025
Female·1 yrs·IL·HEPA

MA did not follow vaccine protocol and administered adult hep a vaccine to 12 month old

Incorrect dose administered
#2836835Apr 18, 2025
Male·76 yrs·FL·PNC20

Patient got one dose of Prevnar 20 on 12/22/2023 and then got another dose of Prevnar 20 on 04/10/2025. Patient had no adverse reactions.

Extra dose administeredNo adverse event
#2836836Apr 18, 2025
Male·1 yrs·MI·VARCEL

Patient with no history of natural chicken pox seen yesterdays with shingles to left arm. VZV confirmed by PCR. Appears to be vaccine induced shingles years after series.

Herpes simplex test negativeHerpes zosterVaricella virus test positive
#2836838Apr 18, 2025
Female·74 yrs·VA·RSV, VARZOS

Red, hot swelling at site of injections up to 3 days after injection

Injection site erythemaInjection site swellingInjection site warmth
#2836839Apr 18, 2025
Female·52 yrs·OR·PNC20, TYP

Rash on abdomen and behind armpit down arms. Rash on thighs slightly more on right side than left and not below the knee. No itching or other anaphylactic symptoms (swelling, trouble breathing, etc.).

Rash
#2836840Apr 18, 2025
Female·71 yrs·MD·RSV

none

Unevaluable event
#2836841Apr 18, 2025
Male·52 yrs·IL·TDAP

Shot given before due date. Got tetanus shot back on 9/7/2023 and gave it today 4/18/2025. We told patient about the mistake and he was understanding. We told him nothing serious would happen from getting another tetanus shot early.

Inappropriate schedule of product administration
#2836843Apr 18, 2025
Female·61 yrs·WI·HEP

Patient was given a pediatric dose of hep b instead of an adult dose.

Underdose
#2836844Apr 18, 2025
Female·0.5 yrs·VA·RV1

baby got extra half a dose of Rotavirus vaccine. No reaction

Extra dose administeredNo adverse event
Page 2100 of 96,467