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(789 ms)

#2878648Dec 18, 2025
Female·17 yrs·OR·MMR

Pt was sitting beside her father and holding his arm. MMR vaccine provided w/ proper technique and then noted pt became pale and was unconscious laying on her father. Immediately, w/ father's help laid pt down, elevated her feet, and monitored pt until she r…

HyperhidrosisLoss of consciousnessPallor
#2878649Dec 18, 2025
Female·47 yrs·AZ·FLU3

A lump was noted about 2 weeks after the influenza vaccination that has doubled in size today, currently 0.8 inch x 1 inch hard, nonmobile, with mild dimpling on the skin.

IndurationMass
#2878650Dec 18, 2025
Female·77 yrs·FL·PNC20

. patient seen at pharmacy thursday 12/18/25 for consult. pt reports pain/discomfort. arm has slight swelling, is tender to touch. arm has small, bright red circle at injection location, surrounding injection area red. adverse event still ongoing since tuesda…

Injection site erythemaLimb discomfortPain in extremityPeripheral swellingTenderness
#2878651Dec 18, 2025
Female·71 yrs·VA·COVID19

Arm had slight redness and swelling after administration. Chief complaint is a sore arm that still has continued since immunization. Patient does had range of motion, but it still hurts intermittently.

ErythemaPain in extremityPeripheral swelling
#2878652Dec 18, 2025
Male·1 yrs·NM·VARCEL

Patient was administered an expired vaccine. We called the manufacturer the next day, and they stated that the vaccine although expired was safe to receive and should cause no harm to the patient.

Expired product administered
#2878653Dec 18, 2025
Female·76 yrs·NC·FLU3

Presyncope/Vagal reaction light headed, anxiety, chest discomfort , initial hard injection site( muscles very tense)weakness

AnxietyAstheniaChest discomfortDizzinessInjection site reactionMuscle tightness+1 more
#2878654Dec 18, 2025
Female·63 yrs·GA·PNC20

Patient developed fever and nausea that evening. Patient experienced itching at the injection site and red tiny blisters.

Injection site pruritusInjection site vesiclesNauseaPyrexia
#2878655Dec 18, 2025
Male·65 yrs·FL·COVID19

Patient states Covid Vaccine recieved at pharmacy caused him to develop aflutter and he was hospitalized for 10 days. Date of awareness: 12/18/2025

Atrial flutter
#2878656Dec 18, 2025
Female·75 yrs·AZ·COVID19

Patient experience Headache, chills, rash, itching and swollen 1 day after immunization. She use Sarna lotion to help with itching and took Tylenol for headache. All symptoms but rash resolved in 1 day.

ChillsHeadachePruritusRashSwelling
#2878657Dec 18, 2025
Female·21 yrs·LA·HEP

Employee reported to work on 12-17-25 and informed the manager and nurse. She Denied headaches SOB itching. Employee reported soreness, small lump, redness developed overnight. She used ice. The redness was about 2 inches around, lump had resolved but area…

ErythemaMassPainTenderness
#2878658Dec 18, 2025
Female·62 yrs·OH·COVID19, PNC21

Customer came in with a red spot with some swelling and some pain on her arm and after keeping an eye on it, went to her doctor who presciribed and antibiotic for cellulitis.

CellulitisPain in extremityPeripheral swelling
#2878659Dec 18, 2025
Male·1.8 yrs·CA·FLU3

VACCINE ADMINISTRATION ERROR. VACCINE WAS ADMINISTERED TO THE INCORRECT PATIENT.

Wrong patient received product
#2878660Dec 18, 2025
Male·78 yrs·MD·COVID19

about 3 weeks later after patient received the vaccine, he had a hard time to raise both of his arms, later he updated that he felt pain in shoulders, whole body, felt weakness in knees , hips, and cold hands. Maybe around October, he told me He went to see…

ArthralgiaBlood test normalComputerised tomogram neckMobility decreasedMuscular weaknessPain+1 more
#2878661Dec 18, 2025
Female·64 yrs·COVID19, PNC21, TDAP, VARZOS

Customer noticed redness, swelling and itching on the right upper arm 2 days after the shots. Customer took benadryl for allergic reaction and it's getting better.

Injection site erythemaInjection site pruritusInjection site swelling
#2878662Dec 18, 2025
Female·68 yrs·TX·RSV

patient reports bleeding after patient got home 30 minutes later when she took off the bandage on left arm there was not blood inside the bandage it started bleeding when she took off the bandage and it looked like there was a slit in the skin. She held gauze…

Injection site haemorrhageInjection site reactionPainPain in extremity
#2878668Dec 18, 2025
Female·50 yrs·TX·VARZOS

Injection site reaction (redness, swelling, induration, itchiness), dizziness, headache, muscle aches, fatigue. Applied warm compresses to injection site 3-4 times a day. Acetaminophen 650 mg as needed for injection site pain. Meclizine 25 mg as needed for diz…

DizzinessFatigueHeadacheInjection site erythemaInjection site indurationInjection site pain+3 more
#2878670Dec 18, 2025
Female·42 yrs·HPV9

No additional AE/No PQC; wrong vaccine administered; Nurse calling to report a GARDASIL 9 vaccine was administered when they meant to administer PREVNAR 20. No adverse effects reported. Permission to contact is yes. Unknown if the patient has had previous GARD…

No adverse eventProduct administered to patient of inappropriate ageWrong product administered
#2878687Dec 18, 2025
Male·4 yrs·NY·DTAP, FLU3, IPV, MMR, VARCEL

Mom noted redness in the evening of 12/9 Redness increased which made mom call. Patient well without temps or curtailing of activity.

Erythema
#2878688Dec 18, 2025
SeriousHospitalized
Male·64 yrs·DE·RAB

Puffed up face, tongue, lips, difficulty breathing. Hives on armpits, chest, face, buttocks itchiness, dizziness, redness, anaphylaxis

Anaphylactic reactionDizzinessDyspnoeaErythemaLip swellingPruritus+3 more
#2878689Dec 18, 2025
Female·4 yrs·TX·DTAPIPV

Child developed redness to right thigh at site of DTAP/IPV vaccine given 12/15/25. Redness has diminished compared to yesterday per grandfather. Prednisolone and cetirizine prescribed.

Injection site erythema
Page 710 of 96,467