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1,929,324 reports
ACTHIB was administered with the wrong diluent, diluent used was for MMR Varicella, with no reported adverse event; Initial information received on 08-May-2026 regarding an unsolicited valid non-serious case received fro…
Patient was given an adult dose of COVID Moderna vaccine (50 mcg) versus the pediatric dose of 10 mcg. I called mother and reported the error, which she was understanding of.
Two days after receiving the vaccine, I developed a large red patch with blisters on the inside of my left elbow, which was swollen and tender. There was no reaction at the injection site. The next day smaller red bliste…
Full body pain, aches, headache, severe fatigue - all lasted for 2 days. Right arm pan at injection site lasted for 3 days
Confirmed no symptomatic adverse events; administration of MMR-II past its expiration date to a patient; This spontaneous report was received from a medical assistant and referred to an 15-month-old female patient. The p…
itching all over; This non-serious case was reported by a consumer via interactive digital media and described the occurrence of generalized pruritus in a patient who received Herpes zoster (Shingrix) for prophylaxis. On…
suspected vaccination failure; RSV infection; baby got RSV vaccine; This serious case was reported by a nurse via other manufacturer and described the occurrence of vaccination failure in a patient who received RSVPreF3…
administration of an expired dose; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of expired vaccine used in a child patient who received HBV (Engerix B ped…
MenQuadfi vaccine was administered and within 2 minutes patient was dizzy, lightheaded, sweaty, shaking, pupils dilated, pale, disoriented, nauseous.
MenQuadfi vaccine was administered and within 2 minutes patient was dizzy, lightheaded, sweaty, shaking, pupils dilated, pale, disoriented, nauseous.
fever, chills, lethargic (felt like he had a cold)
Patient received second dose of the havrix vaccine 05/19/26. Mother states patient started with hives after getting home. Mother states patients hives would come and go. Patient came in the next day 05/20/26, and seen wi…
seizures; This serious case was reported by a consumer via interactive digital media and described the occurrence of seizure in a female patient who received Herpes zoster (Shingrix) for prophylaxis. On an unknown date,…
That shit almost killed me; This serious case was reported by a consumer via interactive digital media and described the occurrence of near death experience in a patient who received Herpes zoster (Shingrix) for prophyla…
Suspected vaccination failure; Patient still got shingles even after taking the vaccine/ pain; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failur…
Suspected vaccination failure; the most dangerous type you can get, internal shingles; It attacked its esophagus and diaphragm; It attacked its esophagus and diaphragm; He lost 11 lbs in less than a week.; he had issues…
fevers, chills, lethargic (felt like she had a cold)
Mom identified following day of reddened area on injection site. Site was marked and appeared larger than the marked area the following day after marking. Mom noted that site was hot to touch. No fever noted. Mom applied…
Rash on my left arm swelliness to my face. The first 2 days, my doctor prescribed antibiotics and something for itching. It all happened in about three weeks rash is now all the way down my back and arms i am still being…
around 1234pm pt given vaccine. Pt called pharmacy stating she had developed facial flushing, sweating, hot and whole body rash. itchy/scratchy throat around 120pm. told pt to go to ER immediately