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(776 ms)

#2887812Mar 5, 2026
Male·62 yrs·AZ·MMRV

No symptomatic events were reported per nurse.; Inbound call from nurse to report an AE for PROQUAD. Caller reported that an adult male patient had received a dose of PROQUAD for measles prevention due to low titer levels recorded from. Patient noted that ther…

No adverse eventProduct storage error
#2887813Mar 5, 2026
Unknown·Age unknown·HI·VARCEL

Symptoms were not reported.; Customer called to report TE. Vaccines were administered to patients.; This spontaneous report was received from a medical assistant and refers to a(n) patient of unknown age and gender. The patient's medical history was not repo…

No adverse eventProduct storage error
#2887814Mar 5, 2026
Unknown·Age unknown·VARZOS

Suspected vaccination failure; shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a patient who received Herpes zoster (Shingles vaccine) for prophylaxis. Co-suspect pro…

Herpes zosterVaccination failure
#2887815Mar 5, 2026
SeriousHospitalized
Male·45 yrs·TX·COVID19

PFIZER #1 7/14/2021 PFIZER #2 08/04/2021 PREVIOUSLY HAD SARSCOV-2 INFECTION BEFORE VACCINATION, HAD LONG COVID WAS TREATED WITH A STELLATE GANGION BLOCK FOR ANOSMIA WITH SUCCESS. AFTER SECOND PFIZER SHOT DEVELOPED SEVERE HTN SAME DAY SBP >200 AND SUFFERED TIA…

Computerised tomogram headEchocardiogramElectrocardiogramHypertensionLaboratory testMagnetic resonance imaging head+2 more
#2887816Mar 5, 2026
Female·12 yrs·COVID19

pediatric dose inadvertently given instead of adult dose

Underdose
#2887818Mar 5, 2026
Male·33 yrs·CA·ANTH

2 days after the injection, the top half of left arm developed pink coloring. After 5 days, it resolves by itself. Just discoloration, no other symptoms.

Injection site erythema
#2887819Mar 5, 2026
Male·16 yrs·MENB

Menveo was ordered and Bexsero was given - no treatment needed - spoke with family and informed them

Wrong product administered
#2887820Mar 5, 2026
Female·71 yrs·HEP, IPV, MMR, TDAP

NO ADVERSE REACTIONS NOTED. Live vaccine was given to patient while taking prednisone 10 mg once every other day which is not recommended due to immunosuppressive properties. Nurse has called and informed patient of this and advised her and family members to m…

Contraindication to vaccinationNo adverse event
#2887821Mar 5, 2026
Female·17 yrs·IN·MENB, MNQ

Patient has right arm weakness and pain since vaccination on 2/16. She says her arm was in excruciating pain that night. She says that the day she got the injection, she had severe pain of right upper arm, some mild swelling and redness of the area as well.…

Injection site erythemaInjection site painInjection site swellingMuscular weaknessSensory disturbance
#2887823Mar 5, 2026
Male·1 yrs·NM·VARCEL

no adverse event; product storage error; This spontaneous report was received from a nurse and refers to a 12-month-old male patient. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies…

No adverse eventProduct storage error
#2887824Mar 5, 2026
Unknown·Age unknown·NC·MMRV, VARCEL

No symptoms reported. No additional AE/no PQC.; HCP who is an HBP reported a medication error for the inadvertent administration of PROQUAD concomitantly with VARIVAX. HBP reported that the patient was supposed to get VARIVAX and MMR II but received PROQUAD in…

No adverse eventWrong product administered
#2887825Mar 5, 2026
SeriousHospitalized
Male·63 yrs·UT·TDAP, VARZOS

Patient seen in Emergency Dept. on 2/6/26 for Persistent atrial fibrillation. 02/06/26 0954 131/119 180 Additional ED course the patient was intolerant of the electrical cardioversion which was attempted twice. I gave him several doses of diltiazem boluses w…

Atrial fibrillationCardiac monitoringCardioversionSedative therapy
#2887826Mar 5, 2026
Female·0.2 yrs·AZ·DTPPVHBHPB

Got immunization 2/26/2026 in her left leg - the next day her leg was swollen and red - it was tender to touch but otherwise she did not seem to be in any pain and was moving her leg well The area is still swollen - not getting better and is still red , m…

Injection site erythemaInjection site oedemaInjection site painInjection site swellingLimb ultrasoundUltrasound scan abnormal
#2887827Mar 5, 2026
Female·60 yrs·COVID19

Dose patient received was given past BUD date. No adverse reactions occurred.

Expired product administeredNo adverse event
#2887828Mar 5, 2026
Female·70 yrs·COVID19

Dose given after BUD of vaccine. No adverse events occurred.

Expired product administeredNo adverse event
#2887829Mar 5, 2026
Male·56 yrs·NC·MMR

n/a

Product administered to patient of inappropriate age
#2887830Mar 5, 2026
Female·51 yrs·NC·MMR

unknown

Unevaluable event
#2887832Mar 5, 2026
Male·69 yrs·VA·VARZOS

Patient came in several days after his shot complaining that his arm hurt from the shot. It is now where he has difficulty raising it. All movement with that arm is restricted.

Mobility decreasedPain in extremity
#2887833Mar 5, 2026
Male·52 yrs·NC·MMR

only sterile water given. active medication was not mixed with sterile water

Product preparation issue
#2887834Mar 5, 2026
Male·17 yrs·AZ·FLU3, HEP, HEPA, HPV9, IPV, MENB, MMR, MNQ, TDAP, VARCEL

When pt presented in clinic with staff no outside immunization records were given. Nothing pulled up in database on 2/24/26 so therefore screening nurse RN administerred the following: tdap, flu, mcv4, hpv,ipv,,mmr, hep a, varicella that day.. Much later clini…

Inappropriate schedule of product administration
Page 410 of 96,467