Search and filter adverse-event reports.
1,929,324 reports(837 ms)
two doses administered to the same patient; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of extra dose administered in a 69-year-old female patient who received RSVPreF3 adjuvanted (Arexvy) (bat…
Eating disorder; Vaccine was administered after excursion on 17-Dec-2024; Liquid vaccine was exposed to temperatures greater than 46 degree Fahrenheit with a maximum temperature of 47.91 degree Fahrenheit and was out of range for 16 minutes; This spontaneous c…
currently her husband is sick with Covid after he was hospitalized for pneumonia; currently her husband is sick with Covid after he was hospitalized for pneumonia; This spontaneous case was reported by a consumer and describes the occurrence of PNEUMONIA (curr…
worse symptoms during his covid infection; This spontaneous case was reported by a consumer and describes the occurrence of COVID-19 (worse symptoms during his covid infection) in an adult male patient who received mRNA-1273.815 (SPIKEVAX 2023-2024) (batch no.…
I got Covid and ended up in the hospital; This case was received via an unknown source (no reference has been entered for a health authority or license partner) on 17-Jul-2025 and was forwarded to Moderna on 18-Jul-2025. This spontaneous case was reported b…
Red rash on left arm and slight pain in same area; Red rash on left arm and slight pain in same area; Red rash on left arm and slight pain in same area; This is a spontaneous report received from a Consumer or other non HCP. A 52-year-old female patient (not…
The patient's lymph node enlarged and was biopsied; This is a spontaneous report received from an Other HCP from a sales representative. A 19-year-old female patient (unknown if pregnant) received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), as do…
Lymph node enlargement; This is a spontaneous report received from a healthcare professional from a sales representative. An adult female patient (unknown if pregnant) received BNT162b2 Omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), as dose 1, single (Batch/…
Bell's palsy; This is a spontaneous report received from a Consumer or other non HCP. A patient (age and gender not provided) received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), in Jul2025 as dose 1, single (Batch/Lot number: unknown) for covid-…
Patient experienced Fatigue/recurrent Fatigue; her arm where she received the vaccine is tender, swollen and warm; her arm where she received the vaccine is tender, swollen and warm; her arm where she received the vaccine is tender, swollen and warm; This is a…
experienced a vomiting following immunization with Comirnaty; experienced a 103F fever following immunization with Comirnaty; This is a spontaneous report received from a Consumer or other non HCP. Other Case identifier(s): AE-020050 (BioNTech). A 9-month-old…
tinnitus; This is a spontaneous report received from a Physician. A patient (age and gender not provided) received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), as dose 1, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's…
PATIENT'S REPRESENTATIVE STATES THAT PATIENT FAINTED AND LOTS OF PAIN. PATIENT WENT TO ER FOR THE PAIN
Provider ordered two combination vaccines(by mistake), newly graduated Medical assistant did not catch that at time of draw up or prior to administration. Provider discussed with parent. No adverse reactions based on that conversation.
Patient was mistakenly given Meningococcal B instead of Meningococcal Conjugate vaccine.
Engerix-B (Age 20+) is approved for 20 years and older, but the patient was18 years old. Patient should have been given Engerix-B (Age 0-19) instead. The error was discovered as the patient was seeking to get the second dose of Engerix B series. Patient did no…
TDAP was given instead of a DTAP, at this time no signs or symptoms
Pain, in upper arm, neck, shoulders within 7 hours, fever up to 102.8 within 24 hours, moderate to severe joint pain shoulders, knees; stomach cramps within 24 hours, diarrhea within 36 hours. Only fever has stopped since within 72 hours. Other symptoms still…
A pediatric dose of .5ml was administered to a 31 year old adult who was in need of the 1ml adult dose.
Patient stated the morning after she received the 2 vaccines, she felt stiffness and pain radiated from both of her shoulders up to her neck. She could not move her neck and she also had trouble swallowing her food. The pain and stiffness lasted until 7/4/2025…