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)

#2862994Oct 3, 2025
Female·72 yrs·WA·COVID19

Dizzy early AM next morning (9/30/2035) after vaccine. 1 event severe. I was fine the rest of day. 10/1/2025 woke up during night very dizzy, had trouble walking to bathroom. Vertigo continue most of the morning. Subsided in afternoon. totally gone by eveni…

DizzinessFearGait disturbanceVertigo
#2862996Oct 3, 2025
Female·4 yrs·NE·FLU3

Blotchiness to left thigh, warmth to the touch, and swelling noted, larger scale than localized at site of injection.

Injection site reactionInjection site swellingInjection site warmthRash macular
#2862997Oct 3, 2025
SeriousHospitalized
Male·1 yrs·SC·VARCEL

Varicella infection requiring antiviral treatment

ChemotherapyLeukaemiaVaricella zoster virus infection
#2862998Oct 3, 2025
Female·4 yrs·CO·DTAPIPV

~ 24 hours after injection, developed large local reaction,. persists today, 4 days after injection. On exam today, just over 4 in diam, indurated, warm, and itchy. No pain, no fever. Does not appear infected. Advised cool compress, Tylenol/Motrin PRN, May try…

Injection site indurationInjection site pruritusInjection site warmth
#2862999Oct 3, 2025
Female·14 yrs·AZ·HPV9, MNQ

at the time of administration of the HPV 9 vaccine, after administering Medquafi. pt. stated she was feeling scared, and she fainted. MA made sure she was safe and breathing and conscious. instructed parents to stay by her side while she ran to find provider.…

FearSyncope
#2863000Oct 3, 2025
Female·50 yrs·COVID19, FLU3, RSV

Delayed reaction. Severe, large red spots, pain, bruising, discoloration. It?s on the RSV injection site.

Injection site bruisingInjection site discolourationInjection site erythemaInjection site pain
#2863001Oct 3, 2025
Female·86 yrs·COVID19

burning neuropathy from knees down; diabetes; blood vessels in my hands and my feet have been damaged; numbness; terrible nerve damage; terrible burning/ burning neuropathy from knees down; tingling; rash; This spontaneous case was reported by a consumer and d…

Burning sensationCirculatory collapseDiabetes mellitusHypoaesthesiaNerve injuryNeuropathy peripheral+2 more
#2863002Oct 3, 2025
Male·67 yrs·FL·RSV

Patient had already received a dose of RSV vaccine (Arexvy) in 2023, but he requested another RSV vaccine on 10/2/25 and was mistakenly given another dose of RSV vaccine (Abrysvo) outside of ACIP recommendations.

Extra dose administered
#2863003Oct 3, 2025
Female·83 yrs·FLU3

Pt reports new onset daily hot flashes that began immediately after receiving flu vaccine. Otherwise no new symptoms and feeling well.

Hot flushImmediate post-injection reaction
#2863004Oct 3, 2025
Female·77 yrs·MA·HEPAB, PNC21

Swelling, redness, heat on right arm, below injection site, patient came in to pharmacy 2 days after receiving. Injection site looks normal. Referred pt to md for follow up, especially if redness spreads or doesn't improve in next few days

Injection site erythemaInjection site swellingInjection site warmth
#2863005Oct 3, 2025
Female·66 yrs·GA·PNC21

chills, fever, aches, joint pain, very sore arm, headache, lethargy, nausea. I feel like I have a bad case of the flu. Treating at home with bed rest, liquids, Tylenol and cool compresses.

ArthralgiaChillsHeadacheInfluenzaLethargyNausea+3 more
#2863006Oct 3, 2025
Female·80 yrs·NC·COVID19

The patient was accidently given the children's version of the vaccine instead of the adult version.

Underdose
#2863007Oct 3, 2025
Male·16 yrs·OR·MENB

patient received 2 meningitis vaccines at office visit today: Bexsero & Menveo Was fine in office & when he got home About 2 hours after being home he ate & then started having terrible low L abdominal pain & vomiting Has been vomiting every 5 minutes since…

Abdominal pain lowerVomiting
#2863008Oct 3, 2025
Female·75 yrs·NC·COVID19

Patient was given the children's version of the vaccine instead of the adult version.

Underdose
#2863009Oct 3, 2025
SeriousHospitalized
Female·69 yrs·KS·VARZOS

On 9/30/25, Patient reported an anaphylaxis reaction to the 2nd dose of Shingrix she received from us on 9/22. Two days after receiving the vaccine, she woke up and could not open her mouth, with a rash and facial swelling. She also reports weeping pus pockets…

Anaphylactic reactionAnaphylaxis treatmentDysphagiaPruritusPustuleRash+2 more
#2863010Oct 3, 2025
Male·63 yrs·PA·FLU3

resident is under 65 y/o and received a high dose flu vaccine

Product administered to patient of inappropriate age
#2863011Oct 3, 2025
Female·1.3 yrs·IA·UNK

MMRV (proquad) was provided instead of the ordered med MMR II. Patient was also separately given the varivax shot in the oposite leg on the same day.

Wrong product administered
#2863012Oct 3, 2025
Female·4 yrs·COVID19

Adult dosage (0.5mL) administered to pediatric patient. No acute adverse reaction. Error recognized later in the day after patient left appointment. Parent contacted by department manager and made aware.

Incorrect dose administeredNo adverse event
#2863013Oct 3, 2025
Male·21 yrs·FL·TDAP

DONOR RECEIVED TDAP 10/1/25. CAME IN TODAY 10/3/25 STATED LEFT ARM SWOLLEN. DID NOT HAVE ARM CHECKED. ARM NOTED SWOLLEN 4 1/2 BY 3IN. NO C/O PAIN. STRONG RADIAL PULSE. STATED HE FEELS FINE. INSTRUCTED TO PLACE WARM COMPRESSES TO SITE.

Peripheral swelling
#2863014Oct 3, 2025
Female·65 yrs·IN·PNC21

Patient came to pharmacy 4 days later reporting a rash between her breasts. She stated the rash started 10 minutes after receiving vaccine, but was unable to come back as car would not start and had to be towed. She said her arm was swollen and felt hard. The…

IndurationPeripheral swellingRash
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