Search and filter adverse-event reports.
1,929,324 reports(891 ms)
Patient went pale and slumped over in her high chair. I grabbed her and noticed she had a fever. Her eyes rolled back in her head and she went stiff. She came to, but sleepy. I tried to give her tylenol. Her eyes rolled back in her head again and she threw up.…
Start off with just some light soreness in the arm and then over a couple hours. It turned in to severe pain throughout my left arm and the upper region, and then it moved down to the bottom region into my hands, and then it locked up my arm completely, and th…
2 Hours after receiving Flu vaccine (Approximately at 1400) patient initially experienced soreness at the site of the injection, followed by numbness and tingling to their left side, then weakness set in from the neck to their lower extremities on the left sid…
Patient presented to clinic for Flu vaccine. Pulled vaccine from the Flublock box, had double checked for vaccine and expiration, was verified. Gave vaccine to patient and when removing label noticed it was Hep A vaccine. Immediately notified patient, gave her…
Extreme irritability and diarrhea per mom for the rest of the day after administered
On September 18, 2025, at approximately 1630, patient reported the onset of itchiness and redness on both hands, along with itching of both ears. Redness progressed to her eyes and nose. She denied shortness of breath or any respiratory distress. Although enco…
Erythema multiforme Rash Noted to injection site with 7 lesions, painful to light touch, pt was seen on the Sept 18th- Differential: Shingles- Mupirocin and Triamcinolone ordered. Pt returned to office on Sept 22nd, with rash spread throughout the body- Medrol…
Bleeding in stool/ rectum
Respiratory syncytial virus infection; suspected vaccination failure; This serious case was reported by a physician via sales rep and described the occurrence of vaccination failure in a patient who received RSVPreF3 adjuvanted (Arexvy) for prophylaxis. On a…
Patient received a 3rd HPV vaccine in addition to 16 yo immunizations. Patient had already previously been treated with two HPV vaccines at age 11 and 12.
Patient received second Hepatitis A vaccine on July 1, 2025 at 16 months old-only 4 months after first Hepatitis A vaccine that was administered on March 7, 2025 at 12 months old. No adverse reaction or symptoms reported.
While administering an MMR vaccine, the patient moved, and the full vaccine was not administered. No needlestick or exposures occurred. Patient left clinic in stable condition.
Pt states Left arm around the injection site was red and inflamed. which has never happen before. Pt. iced it once at night. Pt. states it was very itchy.
PT states she felt a shooting pain after vaccine was given. Pain radiated down arm and in to finger tips. A few days later strange movement started to happen in thumb. 4 days post vaccine shoulder pain was still present. Can not life arm.
Syncopal episode lasting less than 5 seconds immediately after receiving the vaccine.
redness, warmth, itchiness, and pain at injection site. Redness going down arm.
SWOLLEN ARM AND ELBOW AND PAIN ON THE RIGHT ARM.
The young man stated after the vaccine that he didn't do well with shots. He then fainted but did not fall. He was cool, clammy, and had a heart rate of 45. BP was 90/52 but he was very athletic and on the tennis team. He was laid on a mat, legs raised and mon…
NA
patient has had on and off itching and fever in the injection site and it is improving but she is still having