Search and filter adverse-event reports.
1,929,324 reports(776 ms)
patient developed headache that evening after receiving dose around 2pm. woke up around midnight with headache. patient with continued headaches which was reported to this RN on 5/5/26. patient is taking Tylenol which gives him some relief, but symptoms are co…
arm redness around injection site starting 5 days after immunization
Medical assistant accidentally administered Proquad, and Kinrix instead of MMR and varicella individually. Assistant did not realize this until after patient left clinic. Mother of child was attempted to be reached 05/05/2026 x's 3, but unsuccessful. I was ab…
Patient had nausea and dizziness, throwing up the next day. Patient feeling little better now, still feels little dizziness
After the shingles vaccine, about 30 seconds to 1 minute, the patient indicated she had slight pain radiating down from the injection site to her elbow and two fingers on right arm. This seems like the ulna nerve was affected upon vaccination. After 3 minutes…
INJECTION SITE GOT WARM TO THE TOUCH, ERYTHEMATOUS, KNOTTED/ RAISED ~ 5 INCH IN DIAMETER; STARTED RESOLVING SPONTANEOUSLY 5.4.26
Patient received first dose of Hep B vaccine on April 27th, 2026. She felt itchy at injection site, the next day she noticed a raised rash that was tender to touch, itchy and hard. Applied cold compresses. After 7 days, rash still present measuring 50mm x 50mm…
continous pain at right tricep area
Cellulitis - treated with keflex, improvement seen on follow-up exam on 5/4/26
outbreak of Cellulitis; Lymphoedema; lymphadenopathy/lymphnodes are still swollen after taking 2 of these vaccines; there is still a bump where he received the shot; This is a spontaneous report received from a Consumer or other non-HCP from medical informatio…
caught Covid; caught Covid; This is a spontaneous report received from a Consumer or other non HCP. Other Case identifier(s): MOC20260427000004 (Moderna). A patient (age and gender not provided) received BNT162b2 (BNT162B2 NOS), as dose number unknown, single…
The patient received Vaxelis and Prevnar vaccinations, administered in the right and left vastus lateralis, respectively. According to the mother, there was no redness or swelling at the injection sites in the 24 hours following the vaccinations. A firm swelli…
TIME FROM DOSE2 TO DOSE 3 WAS MISCALCULATED BY 6DAYS
Parent reports that child has history of fainting during vaccinations. Patient was positioned supine during vaccination and encouraged to lay there until asked to get up. A couple of minutes after vaccination mom reports "she is fine and can sit up". Patien…
PATIENT HAD A SWELLING KNOT IN ARM THAT WAS IRRITATING, ITCHING, AND HAD REDNESS. PATIENT WENT TO THE DOCTOR AND WAS PRESCRIBED AN ANTIBIOTIC, BACTRIM.
Late January 2026 the patient developed a repeat of the left elbow joint pain and swelling and a large eczema patch on the lateral elbow. 3 weeks later, patient developed right knee joint pain and swelling. No specific diagnosis made to date but there is a pos…
No other AE; product being administered after a temperature excursion.; This spontaneous report was received from a other health professional, concerning to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concom…
administration of Engerix-B Adult; overdose; This non-serious case was reported by a nurse via sales rep and described the occurrence of adult product administered to child in a child female patient who received HBV (Engerix B adult) (batch number EB92X, expi…
Vomiting from 4/27/26 after administration, until 5/4/2026
PER PARENTS REPORT- States that that evening he was complaining of leg pain at site of reaction. Shortly after that same night he started developing a rash, states that it started on his legs and has progressively spread to trunk, bilateral cheeks, back of ne…