Search and filter adverse-event reports.
1,929,324 reports(781 ms)
Week of Oct 26: developed R eye pain, worse with. movement. Took OTC NSAIDS and Tylenol, Nov 6: noted slight decrease in vision worsening by 11/7, seen in ED at Hospital. Had CT showing R optic nerve enlargement. Cont NSAIDS and Tyl 11/10: eval by ophthalmol…
Pt received Td and Tdap, instead of just Tdap.
Patient presented to pharmacy on 1/12/26 stating that starting 2 days prior redness appeared at the injection site and spread out about 3 inches and was itchy. However, at the time of presentation was improving. Patient denied any pain, warmth or pus. She has…
I had neurologic symptoms including intermittent dizziness. It would come and go for about a day. I also had blurred vision. I believe the right eye was the blurriest. I had equilibrium issues. The next day I still had blurred vision, felt dizzy and had brain…
Red, welt to thigh
pt reports extreme soreness that has lasted the last 6 months since admin of the vaccine. pt to seek treatment from her pcp
Red, welt
The patient received a RSV vaccination on 12/15/2025. The injection was given too high on the arm and immediately caused pain for the patient. She ended up going to the ER on 12/30/2025 due to the pain. She reported that she also has been receiving physical…
patient was not due for prevnar 20 she received vaccine 3/20/25 but it did not show in database so she received a second one on 1/9/26
Initial redness and bruising around the site, becoming a hard lump at injection site.
No Adverse event: Covid-19 Vaccine administration error. Patient received a pediatric dose of Spikevax Covid vaccine. Patient received 26mcg/0.25ml dose. Error noted on 1/9/26- Manager notified. Patient notified and informed on 1/9/26.
Patient also received flublok vaccine on 9/24/2025. Patient was accidently given a second flu shot for the 2025-2026 season. No adverse events reported on day of accidental vaccination or after from patient.
Oral cholera vaccine was administered in clinic per family's request in anticipation of future travel, but dose was unable to be completed due to refusal of oral medications. Later presented to urgent care with vomiting which lasted 3 days.
A medical assistant inadvertently administered this vaccine (Meningococcal B Bexsero) instead of the intended different meningococcal vaccine. The error was identified immediately during chart documentation. The patient?s parent was notified the same day, foll…
I intended to administer DTaP; however, upon double-checking afterward, I realized that I may have inadvertently administered the combination DTaP-IPV vaccine. No treatment, no adverse effect
Patient had a grand mal seizure one week after receiving a Covid booster with a flu shot at once. This was his first seizure. It lasted 5 minutes and patient was unconscious for 2 minutes afterward. He was at work and his boss timed the event and rode in the a…
DONOR STATES FELT HEADACHE, DIZZINESS AND FATIGUE THAT DIDNT SUBSIDE UNTIL THE 3RD DAY POST-IMMUNIZATION
On 12/17/2025 during system downtime , Provider order Spikevax 6 months-11 years for 6-month-old infant. Patient received a Moderna Spikevax 12y+ . On 01/09/2026, error was noted when MA was entering in system based on NDC number, both patient and MD were not…
Fever, Chills, muscle pain, joint pain, trouble catching breath, chest discomfort
Pt had significant swelling, redness, pain in entire right upper arm starting 24hr after immunization. 3 days after immunization pt had swelling of the tongue on the same side as immunization