Search and filter adverse-event reports.
1,929,324 reports(783 ms)
Adult patient was inadvertently given quadracel for booster dose
Child was screaming and crying because he had to have vaccines. Almost immediately after vaccine administration, child sat up and smiled, said "that didn't even hurt" and passed out.
Pt reported having redness and inflammation below the injection site widespread down almost to the elbow, and you could see where it started and ended clearly, not painful, skin was rough / hardened, warm. Patient took ibuprofen
Redness around site and fever.
Pt reported having redness and inflammation below the injection site widespread down almost to the elbow, and you could see where the redness started and ended clearly, not painful, skin was rough / hardened, warm. Pt waited and it improved but he said it trav…
RSV and Pneumonia- Shots. : Severe Diarrhea and 3 x Vomit. Over 3 hour period.
Confirmed no symptomatic adverse events.; The PROQUAD expired on 3-FEB-2026 and was administered on 5-FEB-2026.; This spontaneous report was received from an other health professional and refers to a 4-year-old male patient. The patient's medical history was…
She had received a pneumovax vaccine 1.5 weeks prior to admission and had no other preceding illness. Her presentation included ascending paralysis with proprioceptive loss starting in the legs and eventually length dependent fashion including hands directed c…
Mother reports he has been fatigued sinde receiving the vaccines. He is still waking and eating (though eating less) and drinking. He wants to sleep more than normal. No fever. Patient will be traveling to a high risk country so some vaccines are not standar…
Patient previously received two Pfizer-BioNTech COVID-19 vaccinations on 06/10/2022 and 07/01/2022. This report concerns the third Pfizer COVID-19 vaccination administered on 02/03/2025. Within weeks of vaccination, caregivers noted weight loss, increased thir…
The patient was 35 weeks pregnant and her doctor sent over a prescription for the RSV vaccine. She was given Arexvy instead of Abrysvo. She did not have any adverse reaction to this vaccine. The patient and doctor are both aware of this and they were both ok w…
The night of the injection, my son did not sleep well. The next day he kept grabbing his knees, wrist, and ankle and said "ow". Over the course of 4 days he became fussier and would continue to grab his joints and say "ow". By the fourth day he was grabbing hi…
No reactions or treatment; provider ordered vaccine for patient outside of cdc criteria.
Soreness of right arm . Slowly got worse. Range of Motion started getting worse and moved into the upper right side of neck/back causing stiffness. Started having numbness of the right arm. Started about 2 weeks after the flu shot was given. Has tried ice/he…
Patient has firm palpable mass consistent with inflammation in right triceps at prior site of MMR vaccine. No increased warmth or erythema.
Intentional Age Prescription by HCP: The patient is 68 years old with no reported adverse event; Initial information received on 10-Feb-2026 regarding an unsolicited valid non-serious case received from a physician. This case involves a 68 years old and unkn…
received 1mL instead of 0.5mL with no reported adverse event; Initial information received on 10-Feb-2026 regarding an unsolicited valid non-serious case received from a other health professional. This case involves a 5 years old female patient who had recei…
Patient was supposed to receive the PENTACEL but the medical assistant only gave the liquid part and did not mix with no reported adverse event; Initial information received on 11-Feb-2026 regarding an unsolicited valid non-serious case received from a other…
accidentally received a dose of FLUZONE HD last 07Jan2026/ patient had already received a dose of FLUZONE HD prior, on 02Oct2025, with no reported adverse event; Initial information received on 11-Feb-2026 regarding an unsolicited valid non-serious case recei…
a patient that is 55 years old received the FLUZONE HD with no reported adverse event; Initial information received on 13-Feb-2026 regarding an unsolicited valid non-serious case received from a nurse. This case involves a 55 years old female patient who rec…