Search and filter adverse-event reports.
1,929,324 reports(809 ms)
Erythematous, swollen, and painful from administration to office visit - 2 days
hospitalized with COVID
vaccine leaked between barrel of syringe and needle-insuffiencent dose delivered--- revaccinated 10/01/25 with same vaccine and same lot
Vaccine one was administered first by mistake as a Shingrix instead of Arexvy. Administrator noticed shortly after administration that the wrong vaccine was given. There was no adverse events from the Arexvy and patient was notified of the error. The patient t…
BROKEN VIAL FROM NEEDLE AFTER ADMINISTRATION WHEN LOCKING THE NEEDLE TIP- (withheld name), CSA administered an influenza vaccine to patient. After injection, she went to lock the needle and the vial snapped off from the attached needle. The break occurred from…
Resident passed away
pt says she multiple systems. She became extremely weak, had vomiting, loss of appetite, very fatigued, and had chills. These severe symptoms lasted a couple of days but now she is feeling some better. She is still extremely weak and has no appetite yet. Will…
pain at injection site lasting more than 10 days, limited range of motion in arm
This vaccine was given 12 days early. No adverse reaction.
Per patient: I received my flu shot at the clinic in the hospital and have been experiencing severe pain for the past two weeks. During the vaccination, I was injected twice. The first attempt failed due to a crooked needle, and then a second injection was adm…
Pt had redness and swelling to left arm beginning 8/20/2025 the day after the injection. The redness and swelling increased over the next few days. Mom gave Tylenol and Motrin. Mom sts it took about a week to resolve. Mom did not mention the reaction to provid…
15 minutes post injection, the patient experienced flushing, numbness/tingling of face, and difficulty breathing/chest heaviness. The employee took 25 MG of Benadryl immediately with some minimal improvement. Upon evaluation by RN she reported slight improveme…
arm was swollen and painful; arm was swollen and painful; heaviness in chest; tingling pain shooting around the chest; inside her mouth and lips were swollen; inside her mouth and lips were swollen; felt dizzy; room was spinning around; felt like vomiting; Thi…
myalgias, headache and nausea starting 24 hours after vaccine. Severe chest pain starting 72 hours after vaccine, abnormal troponin and EKG, focal wall motion abnormality on echocardiogram, normal coronary arteries by cath. High suspicion of focal myocarditis.
Left arm pain and limited ROM of shoulder starting 2 days after injection. Tingling down left arm.
Acute episode of dizziness w/o additional symptoms - Vaccine administered to L deltoid w/o complication. Approximately 15 minutes after pt received flu vaccine, while seated in lobby during recommended waiting period, pt experienced acute onset dizziness. Rapi…
Pt received a flu vaccine on 9/29 and after mom noticed an erythematous edematous area at the site that was warm to the touch. The next day that area increased to about a 5 cm circumference that was erythematous and edematous and sensitive and warm to touch.…
Patient states that when the Medical assistant was preparing the vaccine alot of the liquid was spilling out of the vial. He also mentioned that once the MA administered the vaccine more liquid was coming out of his arm. He is concerned that he didn't receiv…
The patient came in on 10/1/26 expressing that her lower extremities were becoming increasingly more painful and burning. She inquired about Guillian-Barre syndrome and asked if this could be something that she was experiencing. I told her that I would be cont…
Patient received incorrect dose based on age