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(837 ms)

#2842167May 21, 2025
Female·63 yrs·PNC20

Patient reports approximately 8 hours after vaccine experiencing symptoms of fiery itch from top of head to knees, nausea, vomiting x1 and headache. Took Benadryl and did feel that it helped but developed diarrhea. No hives or rash appeared. Symptoms resolved.

DiarrhoeaHeadacheNauseaPruritusVomiting
#2842168May 21, 2025
Female·65 yrs·AZ·COVID19

Patient called pharmacy on 05-21-2025 stating that after receiving the immunization she did not feel good, had chills, diarrhea, nauseous. Recently she had heart racing. She stated not having a COVID Immunization over a year. Counsel patient to get medical at…

ChillsDiarrhoeaNauseaPalpitations
#2842170May 21, 2025
Female·87 yrs·MS·RSV, VARZOS

Patient reports arm pain lasting over one week with no redness or swelling.

Pain in extremity
#2842171May 21, 2025
Male·57 yrs·TX·COVID19

right lower leg dvt. elevated dimer, elevated crp. ended up with paralyzed vocal cord

C-reactive protein increasedDeep vein thrombosisFibrin D dimer increasedFull blood countInternational normalised ratioProthrombin time+2 more
#2842172May 21, 2025
Female·62 yrs·MO·PNC20

Twenty-four hours after vaccine, incredible fatigue, arm hot to the touch and really hurt. Ran a low grade fever of 99.7 degrees. Felt the worst I have in a very long time. Slept most of the day another 12 hours. The next day, I recovered but weak. The ar…

AstheniaDry skinErythemaFatigueHypersomniaPain in extremity+4 more
#2842173May 21, 2025
Female·69 yrs·OR·PNC20

The vaccine was administered on 5/15/25. The patient called the clinic on 5/21 to report a large red area to arm and shoulder that was warm and tender to touch, that was very itchy. She reported the redness to be very large almost larger than the size of her h…

Allergy to vaccineErythemaPruritusSkin warmTenderness
#2842194May 21, 2025
Female·56 yrs·OK·PNC20

Pt had classic urticaria and erythematous splotches consistent with hypersensitivity reaction that started 10 hours after vaccine given. Has started to subside 24 hours after vaccination given, but still she is very itchy. She never had any throat swelling, s…

ErythemaHypersensitivityPruritusUrticaria
#2842195May 21, 2025
Female·57 yrs·MNQ

Pt had large local reaction in the area 2 days post injection

Local reaction
#2842196May 21, 2025
Male·46 yrs·CA·COVID19

Tinnitus

Tinnitus
#2842197May 21, 2025
Male·1.3 yrs·MI·HIBV, PNC20

HIB not reconstituted, only sterile diluent given.

Product preparation issue
#2842198May 21, 2025
Female·0.2 yrs·HI·DTAPHEPBIP, HIBV, PNC20, RV5

Lethargy x/15 minutes, immediately after receiving vaccinations. Patient remained in doctor's office until stable.

Immediate post-injection reactionLethargy
#2842199May 21, 2025
Male·1.3 yrs·NY·DTAPIPVHIB

noticed 5/1/25 9 am, Redness, warm to touch and swelling to left deltoid. No treatment at home (motrin/tylenol/ice). Area of pink, warm, discoloration measuring 4.5 in x 2.5 in. Advised benadryl & cool compresses

ErythemaPeripheral swellingSkin warm
#2842210May 21, 2025
Male·1.1 yrs·CA·HEPA, MMR, PNC15, VARCEL

14 mo came to clinic with concern about papulovesicular rash beginning on 5/19. Denise fever, had scattered papuloesicles on lower trunk groin and lesser number on upper trunk/distal extremities. Considering diagnosis of vaccine related rash from Varivax or al…

Rash papular
#2842211May 21, 2025
Female·0.3 yrs·OK·DTAPHEPBIP, HIBV, PNC20, RV1

Urticaria on feet and lower legs bilateral observed for 20 minutes & released / resolved.

Urticaria
#2839327May 20, 2025
Female·34 yrs·VARCEL

Patient was given 3rd dose of Varicella. She had already received 2 doses. She had an exposure to shingles at work. Within approximately 2-3 hours Patient contacted office stating she had an elevated temperature and self reported at 101.5,

Autoimmune disorderCOVID-19Extra dose administeredPyrexiaBody temperature increasedExposure to communicable disease
#2841718May 20, 2025
Female·4 yrs·HI·MMRV

No additional AEs/PQC reported.; Caller reported vaccines administered after temperature excursions; This spontaneous report was received from a medical assistant and refers to a 4-year-old female patient. The patient's medical history was not reported. The…

No adverse eventProduct storage error
#2841719May 20, 2025
Unknown·Age unknown·HI·HPV9

No symptoms. No additional AE; HCP reported improperly stored administered GARDASIL 9.; This spontaneous report was received from a medical assistant concerning a patient of unspecified age and gender. The patient's medical history, concurrent conditions, co…

No adverse eventProduct storage error
#2841720May 20, 2025
Male·1 yrs·PA·TDAP

18 month old patient was ordered to get Infanrix but they got Boostrix instead; 18 month old patient was ordered to get Infanrix but they got Boostrix instead; This non-serious case was reported by a nurse via call center representative and described the occur…

Product administered to patient of inappropriate ageWrong product administered
#2841721May 20, 2025
Unknown·Age unknown·CO·DTAPIPVHIB, DTP

The product administered in error was PENTACEL and the PENTACEL dose should have been the ACT-HIB with no reported adverse event; an inappropriate use due to administration of an extra dose of DTaP from PENTACEL with no reported adverse event; Initial informat…

Extra dose administeredNo adverse eventWrong product administered
#2841722May 20, 2025
Female·19 yrs·VA·YF

Merck sterile water was used to reconstitute the vaccine and that the vaccine was administered to a patient with no reported adverse event; Merck sterile water was used to reconstitute the vaccine and that the vaccine was administered to a patient with no repo…

No adverse eventProduct preparation error
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