Search and filter adverse-event reports.
1,929,324 reports(737 ms)
Patient stated that he had his first dose of Men B administered at store on 11/21/25 and was experiencing pain in his arm after the administration but did not state what arm it was administered in.
A golf-ball-sized swelling at the site of injection, very firm and hard to the touch. A lot of pain in the arm, neck and shoulder. Redness/rash at the swelling at the site of injection. Locking of jaw joint on the same side as the injection. After three days,…
None
6 weeks after vaccination I experienced bald patches on my scalp, later diagnosed as alopecia areata. After several months, hair started to grow back but much thinner and pure white in color. The alopecia destroys the color pugmentation. So I now suffer…
When patient went to lie down in bed for bedtime she complained of unable to move her body from head to toes from when she laid down until the next morning. She also complained of pressure and pain in her chest. Symptoms resolved the next morning but she still…
NO adverse reaction noted. Pt was given 2nd Hep A dose 1 month too early. No reports of pt having adverse reaction. Message left to have parent contact our office to return to revaccinate.
None
mixed vial 1 with sterile diluent instead on vial 2
PATIENT REPORTED NO ADVERSE EVENTS
Inappropriate schedule of vaccine; This non-serious case was reported by a consumer via call center representative and described the occurrence of incomplete course of vaccination in a 55-year-old female patient who did not receive Herpes zoster (Shingrix) fo…
Progressive ascending muscle weakness, diagnosed with Guillain-Barre syndrome
Patient was accidentally given 4-month-old vaccines twice in two weeks, when she was only due for a single Pediarix.
Hives, Angioedema, GI Upset, Bradycardia, treated with prednisone 20mg each morning for 2 days, pepcid 20mg twice daily, benadryl 25mg every 4 hours as needed, started 2 hours after administration. Dr. {withheld} in the ED gave course of meds to be taken, PCP…
The day after vaccination patient experience shaking hands and thirst. Two days after vaccination patient experienced pain going up the neck and going into armpit. Pain continued for a more days
no reaction.
Patient showed me a picture of the arm after administration. The arm was very swollen and red. It had little bruising. Patient reported hot to touch and has been using ibuprofen off and on. She did not and does not want to seek medical attention.
PATIENT GIVEN INFANRIX AND PEDIARIX AT SAME TIME. PREFILLED SYRINGES.
Patient started to feel light headed and weird after receiving 4 vaccinations at the same sitting. We got patient some water and he began to say that he felt like he might pass out. Patient started not responding so he was moved to the ground and EMS was calle…
The child was due for MMR/Varicella combination and received an additional dose of varicella. The patient had no adverse event from this. I have spoken with the parents.
He got his flu and covid vaccines on 10/30/25. 8-9 days later he broke out in a rash and developed persistent fever, consistent with serum sickness like reaction. Prescribed oral prednisolone.