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1,929,324 reports
NO ACTUAL ADVERSE EVENT. THE VACCINE IS A COMBINATION, 2- COMPONENT VACCINE.; 1) PREFILLED SYRINGE, CONTAINING MEN B COMPONENT and 2) vial of MCV4 component. they are supposed to be mixed together in syringe before admin…
Patient received 3 vaccines on 5/12/26: Prevnar 20, Havrix, and Varivax. On 5/19/26, pt had febrile seizure. Pt was evaluated in the ER and parents were told that fever was from vaccine, and fever caused seizure. ER told…
no current adverse event. Spoke with sequirus medical question and line and was informed per ACIP recommendation, re-administered vaccine with non-expired lot
Patient had a syncopal episode shortly after receiving vaccines. Patient fell striking his back on the wall. Patient had pain. Patient was given Ibuprofen in office for pain.
Suspected vaccination failure; 5th outbreak; i am 45 years; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a 45-year-old patient who rece…
Body temperature 96 degrees, but felt feverish; Burning pain in joints, neck, back, leg muscles; Burning pain in joints, neck, back, leg muscles; Burning pain in joints, neck, back, leg muscles; Burning pain in joints, n…
Right leg swelling, erythema of 6cm, patient refused to walk on leg for two days. Suspect post vaccine local inflammatory reaction with extensive limb swelling
A 17 Year Old Received Heplisav-B; Initial report received on 19-May-2026. A nurse reported that a 17-year-old female patient (race and ethnicity unknown) received HEPLISAV-B (hepatitis B vaccine) for hepatitis B immuniz…
Approximately 2 1/2 weeks after vaccination, patient reports that his left arm, primarily the lower arm, had become swollen and numb for about 3 days. He recovered completely after and has not had any further complicatio…
Asked patient to wait 15 minutes after vaccine and then he came back said he had ringing in ear plus feeling dizzy so i asked him to sit down for another 15 and then he said he was fine after no issues
No additional AE, no PQC. No; Nurse calling to report that a dose of GARDASIL 9 was given to a pregnant patient on 5/15/2026. Nurse states that the patient took their first positive pregnancy test on 5/19/2026 which is w…
Administration Error only: First dose of Rotateq was mistakenly given after 14 weeks and 6 days of life.
extreme muscle pain for weeks
Patient given Pediarix. Patient has been getting only DTAP and HIB shot since birth. Parents only wanted to start with a couple vaccines (slow schedule). Nurse/Dr ordered Patient the Pediarix vaccine which is a combo sho…
On 05/27/26 at approximately 10:30 am, I administered a yellow fever and Gardasil vaccines to a patient. After the Gardasil, he said that he felt weird. His eyes rolled back and he collapsed in the chair. I yelled for my…
patient called 5/28/26 inquiring about his side effects from his vaccine. from his description, normal side effects that can be expected from vaccines-- but wanted to report- patient complained of arm pain, redness, swel…
PT felt lethargic for few days and this is her 3rd Boostrix injection. 1st known 1/9/2020, 2nd 11/20/2025
Patient got the vaccine on 5/16 then in the morning on 5/17 she felt a lump in her throat and difficulty swallowing. She then went to the doctor and they are monitoring the symptoms. It's been 12 days since the vaccinati…
BILATERAL SWELLING OF FOREARMS AND HANDS; PURPLING OF SKIN; PITTING EDEMA +3
Swollen Arm, Fevers, Chills possible cellulitis resulting in 6 day hospital stay and eventual removal of necrotic tissue in arm near injection site