Search and filter adverse-event reports.
1,929,324 reports(778 ms)
Pt fainted, lapse in consciousness less than 5 seconds, parents came and took to ED. Pt reported feeling better after faint.
I had swelling and a firm lump at the injection site after the shot. The symptoms resolved, but a slight dark mark remained on the skin.?
Male, weight at birth in 7 lbs 2 oz. Swelling of left lower leg, ankle and foot
Swelling of left leg starting 04/15/2026. Exhaustion joint ache starting 04-16/2026 Chest pain starting 04/16/2026. NOTE I take Eliquis and this event was significant Leg still swollen. NOTE Both my husband and I had same injection and we both had left leg…
Swelling, purple/blue bruising, and redness the size of mother?s hand across left thigh. Swelling the size of a baseball on right thigh. Both were extremely hard and warm to the touch. Persistent fever for 24 hours of 100.2. Broke out in small red dots across…
Right upper thigh has swollen 2 1/2 inches more than normal, three days after vaccine was given. It might swell more, but that is what is current as of this entry. It has increased in swelling, at least half an inch every 12 hours.
The infant developed a small subcutaneous nodule in the first few days following the vaccine administration at 2 months of age. The nodule was persistent at 4 months of age. It is felt that the nodule likely represents a post-vaccination granuloma. No infan…
Multiple autoimmune diseases: SLE, RA, EPI, IBD-UC, Graves, labyrinthitis, and adrenal insufficiency
Infant developed mild hyperpigmentation and a small indention in skin at the site of the Vaxelis vaccination at 2 months of age. This defect in the skin was persistent at 4 months of age. The skin defect possibly represent fat necrosis caused by an inflammat…
Patient came back to the pharmacy and complained of arm pain
persistent muscle pain and swelling after 6 weeks. This does not appear to be shoulder Injury Related to Vaccine Administration (SIRVA) because the area that is sore is lower on the deltoid.
Per Tech that administered the vaccine, she stated that the vaccine was given at 6:30 pm on 4/10/26. Per patient, says after returning home, arm was swollen and that evening when she was going to take her medicine, said her throat swelled up and had difficulty…
no adverse event; expired dose of PROQUAD was inadvertently administered to a patient; This spontaneous report was received from a medical assistant and referred to a patient of unknown age and gender. The patient's medical history, concurrent conditions and…
the patient was inadvertently administered MMR II instead of PROQUAD.; No additional AE/ no PQC; he patient was inadvertently administered MMR II instead of PROQUAD; This Spontaneous report was received from Nurse and referred to a patient of unknown age and g…
Cold excursion, 1.5°- 1.8°C for 1 hour & 02 minutes/dose was given to a patient after the cold excursion with no AE; Initial information received on 12-Mar-2026 regarding an unsolicited valid non-serious case received from a practice registered nurse. This ca…
No adverse effects reported; TE for ROTATEQ and VAXELIS; This spontaneous report was received from a consumer referring to a currently 2-month-old patient of unknown gender. The patient's medical history, historical dugs, past drug adverse or allergies were un…
gave only the liquid portion of the vaccine to a patient; gave only the liquid portion of the vaccine to a patient/ underdose; This non-serious case was reported by a nurse via call center representative and described the occurrence of inappropriate preparatio…
Administration after expiration date; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of expired vaccine used in a 6-month-old male patient who received DTPa-HBV-IPV (Pediarix) (batch number PE24L…
not sure if she did or did not receive the second dose; This non-serious case was reported by a consumer via call center representative and described the occurrence of incomplete course of vaccination in a female patient who did not receive Herpes zoster (Shin…
Suspected vaccination failure; got the shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a patient who received Herpes zoster (Shingles vaccine) for prophylaxis. On an…