Search and filter adverse-event reports.
1,929,324 reports(719 ms)
Before retrieving the Tdap and HPV vaccines from the refrigerator, I asked the patient if he had ever experienced nausea, dizziness, or fainting after a vaccine. The patient denied prior fainting but reported feeling nauseous and dizzy after a blood draw as a…
patient received Spikevax (Moderna) 2025?2026 formula at pharmacy. A post-administration inventory review identified that this unit had exceeded the 60-day refrigerated storage limit after removal from the freezer (manufacturer guidance: store 2?8?°C for up to…
patient received Spikevax (Moderna) 2025 2026 formula at store. A post-administration inventory review identified that this unit had exceeded the 60-day refrigerated storage limit after removal from the freezer (manufacturer guidance: store 2 8?°C for up to 60…
proposed order for rotavirus to provider and was signed and so printed task list noted rotavirus on there so got vaccine and gave it and after the pt was gone provider asked about it and I told her she orderd it and so was given.
Patient called in to report work related injury today 2/5/2026. Patient reports receiving a flu shot at Occupational Health Services on 10/30/2025. Patient reports immunization was given "too high up" on her shoulder, reports immediate onset of pain and sorene…
Patient received a dose of the pediatric vaccine instead of the adult vaccine
Patient administered pediatric vaccine instead of adult vaccine
Few minutes after administration of vaccines patient felt light headed became semi conscious, then appeared to be normal / responding to questions etc. About 1 minute later patient became fully unconscious with lips appearing slightly off color. A single dos…
Patient came in today for breast lump and flu vaccine. Pt was given flu form and completed it at check in. Vitals and intake was taken from pt. Reviewed flu form with pt and verbal order given from Provider. Flu vaccine was given with no complications. Pt need…
Fever up to 102, localized rash, warmth of skin, pain, fussing, swelling of thigh, induration at injection site
Medical assistant who was preparing and administering the vaccine did not reconstitute the vaccine in the diluent. Patient was vaccinated with diluent only. This took place on 01/25/26. When the situation was made aware on , the patient's parents and ordering…
Pt complained feels week and nausea
No complications from vaccine administration. Patient is 12 years of age, but received the covid vaccine for ages 6 months to 11 years of age.
Severe myalgias and arthralgias starting 1-2 weeks after vaccine and lasting 4 months. 10 month after vaccine diagnosis of avascular necrosis of femur with other risk factors
Approximately 12 hours post vaccination, a raised 12cmx8cm erythematous lesion developed around the site of injection. The lesion was burning and numb, as well as hot and tender to touch. Over the course of 8 it became less raised although continued to have a…
received diluent alone - improper reconstituion
Neuropathy - Had first shot injected in right upper arm and second injected in left upper arm. Experienced nerve pain and chronic coldness in both arms. Over time progressed to weakness and pain in both arms. Nerve pain Coldness continue to this day in 2026…
No report of side effects of symptoms/ no additional AE; HCP called to report an expired dose of PROQUAD was given on 1/17/2025; This spontaneous report was received from a medical assistant and refers to a 4-year-old female patient. The patient's concurrent…
Caller reported parent refused 2nd dose of ROTATEQ on 1/29/2026. Patient experiencing blood in stool the day after receiving first dose of ROTATEQ. Patient was evaluated in Emergency department and stool found to be positive for rotavirus and ecoli; Patient…
First Dose of HEPLSAV-B, In July I Mistakenly Received a Dose of ENGERIX; Initial report received on 18-Dec-2025. A consumer reported a male patient received HEPLISAV-B (hepatitis B vaccine) for hepatitis B immunization in Jun-2025 but mistakenly received a d…