Search and filter adverse-event reports.
1,929,324 reports(746 ms)
pain in my back; This non-serious case was reported by a consumer via interactive digital media and described the occurrence of back pain in a patient who received Herpes zoster (Shingles vaccine) for prophylaxis. On an unknown date, the patient received Shi…
migraine headaches came back; This non-serious case was reported by a consumer via interactive digital media and described the occurrence of migraine headache in a adult female patient who received Herpes zoster (Shingrix) for prophylaxis. The patient's past…
wrong administration of an adult dose of HAVRIX to a 6-year-old patient; wrong administration of an adult dose of HAVRIX to a 6-year-old patient; This non-serious case was reported by a other health professional via call center representative and described the…
Bad arthritis, rheumatoid arthritis; This spontaneous case was reported by a physician and describes the occurrence of RHEUMATOID ARTHRITIS (Bad arthritis, rheumatoid arthritis) in an 8-decade-old female patient who received SPIKEVAX NOS (SPIKEVAX NOS) for COV…
sneezing uncontrollably; This spontaneous case was reported by a consumer and describes the occurrence of SNEEZING (sneezing uncontrollably) in a 71-year-old female patient who received mRNA-1273.251 (Spikevax LP.8.1 PFS) for COVID-19 prophylaxis. The suspe…
cardiomyopathy; TARGETED IMMUNIZATION ENGAGEMENT (TIE) This is a solicited report received from an Other HCP, Program ID. A 76-year-old female patient received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), on 09Sep2024 as dose 1, single (Batch/Lo…
he received a FLUZONE HD vaccine and it didn't work/he has the flu now; he received a FLUZONE HD vaccine and it didn't work/he has the flu now; Initial information received on 17-Dec-2025 regarding an unsolicited valid serious case received from a Patient alon…
nurse instead of grabbing the sterile water that is in the box with the powder, she grabbed the sterile diluent with no reported adverse event; Initial information received on 18-Dec-2025 regarding an unsolicited valid non-serious case received from a Nurse.…
stated that the pentacel components were not mixed together, and instead a nurse reconstituted the hib component with sterile water and administered that with no adverse event; Initial information received on 22-Dec-2025 regarding an unsolicited valid non-seri…
Swollen lymph node/lymph node flared up right after the vaccine; This spontaneous case initially received on 28-Nov-2025 (additional information received on the same day), was reported by a health professional and concerns an adult female patient. Concomitant…
Rheumatoid arthritis; This spontaneous case initially received on 17-Dec-2025, was reported by a health professional and concerns an elderly female patient. Administration of company suspect drug: On 23-Sep-2023, the patient received Fluad (TIV) for indicatio…
No adverse reactions. Administered Hepatitis B: Engerix-B Ped/Adol 19 & younger on a 23-year-old male
Persistent "deep dull pain" lasting several months.
Vasovagal episode 2 minutes after Vx administration completed. Episode lasted less than 1 minute. This nurse sat w/ Pt through episode and reassured when Pt regained alertness. HR, RR WLN at all times. No adverse effects noted during or after episode. Pt wait…
MOTHER STATES THE PATIENT HAD A SEIZURE AT HOME LATER THAT DAY 12/4/25. MOTHER STATES SHE WAS INSTRUCTED NOT TO GIVE ANY TYLENOL FOR 6 HOURS POST VACCINATION DURING VISIT AT PEDIATRIC OFFICE.
initially, patient stated she did not feel well after the vaccine, and asked for water. After sipping some water, the patient vomit and felt better afterward; the blood pressure was checked after patient vomit which was 82/44 and patient began feeling dizzy a…
Pt received Mnexspike on 12/2/25 @ 1:20pm. Pt's daughter noticed redness on face/nose/cheeks starting "noon the next day". Pt was asked by daughter if it was a reaction from the vaccine, pt did not think so and just applied 1% hydrocortisone cream 3x/day for…
Patient received Prevnar 20 on 1/23/2024. Patient came in asking for flu and pneumonia vaccine again on 12/21/2025. When processing vaccines, the pharmacist on duty missed the fact that they received Prevnar 20 back in January 2024. Patient has not reported an…
Pt came in 10/7/25 for a well visit and was due for their Meningococcal and Men B vaccines. Pt had also opted to receive their flu vaccine. When it was time to administer the vaccines, I had accidently given the pt a Hep B vaccine instead of the Men B. When I…
After number 2 - Heart rate dropped significantly, doctor performed an EKG at normal check up, sent me home. After #3 I ended up in ER/Hospital stay for Bradycardia and put on a heart monitor, pacemaker implanted shortly thereafter, then neuropathy, frustratio…