Search and filter adverse-event reports.
1,929,324 reports(724 ms)
Swelling and redness in legs
patient developed redness and pain following the vaccine
Patient reports severe nausea on Medication or vaccine; he is not sure if is the meningitis vaccine or Medication. MDO has given patient nausea medication, but patient still is too sick to function, and he stays at home in bed and cannot hold his head.
Mother reports Pt has been c/o about 1.5-inch lump on R arm, electric nerve pain, back pain, leg pain and HA since 2/13/26. Mother is wondering if it is side effect of vaccines or new medication. 16 y/o adolescent on 2/12/26 received vaccine MENVEO on left arm…
No symptoms reported; HBP reported that VAQTA which was expired was administered to a patient.; This spontaneous report was received from a consumer or other non-health care professional and refers to patient of unknown age and gender. No information regardi…
Vaccine received 2/24/24, arm initially sore and panful from shoulder to fingertips. Following day pain from elbow to neck. No redness, swelling, warmth, difficulty breathing, swallowing or fever noted either day.
Reported Symptoms: 10028411:MYALGIA; Narrative: 59 YO female who received the RSV vaccine on 1/16/26 proceeded to present to the ED on 1/9/26 with complaints of axillary swelling. She denied any sx of concomitant upper respiratory tract infection, sore throat,…
Reported Symptoms: 10001949: AMNESIA; Narrative: Other Relevant HX: Pt refused influenza vaccine on 12/5/2025 due to ADR with last vaccine. Report of amnesia Other: AMNESIA
Reported Symptoms: 10016365:FEELING SICK; Narrative: Other Relevant HX: Other: "sick
Red patches spreading on arm. Hot to the touch, and muscle pain.
Years after receiving the mandated COVID shot I noticed a indentation and consistent pain in my arm at the injection site. The indentation keeps worse and very noticeable and my arm aches all the time in the site of the injection.
Left arm pain since 2/5/2026, taken OTC Tylenol with no relief
Systemic: Neurological Disorder (diagnosed by MD)-Severe, Additional Details: PATIENT SAYS HE RECEIVED A FLU VACCINE IN 2010 AND AFTERWARDS HE WAS DIAGNOSED WITH Guillain-Barré Syndrome.
Site: Itching at Injection Site-Medium, Site: Pain at Injection Site-Medium, Site: Redness at Injection Site-Medium, Systemic: Allergic: Difficulty Swallowing, Throat Tightness-Severe, Systemic: Allergic: Swelling of Face / Eyes / Mouth / Tongue-Severe, Additi…
Site: Redness at Injection Site-Mild, Additional Details: instead of IM injection, subcutaneous injection method was given. it was 3rd immunization by error on immunizer.
Site: Pain at Injection Site-Medium, Site: Redness at Injection Site-Medium, Site: Swelling at Injection Site-Medium, Systemic: Allergic: Itch Generalized-Medium, Systemic: Allergic: Rash Generalized-Medium, Systemic: Body Aches Generalized-Medium, Systemic: E…
Site: Bruising at Injection Site-Mild, Systemic: patient did not receive anything but the diluent, rph failed to reconstitute-Mild, Additional Details: Priorx was not mixed, pt only received diluent as im injection. Readministered reconstituted vaccine on 2/22…
Site: Pain at Injection Site-Mild, Systemic: No symptoms-Mild, Additional Details: Pts father specified MMR vaccine and tdap booster for pts school requirements, pt filled out form with MMR and tdap. MMR was given IM and pts mom clarified via paper from school…
Systemic: Dizziness / Lightheadness-Mild, Systemic: Tingling (specify: facial area, extemities)-Mild, Additional Details: GAVE BOTH CAPVAXIVE AND COMIRNATY IN PT LEFT ARM, SEEMED FINE - CAME BACK 20 MIN LATER COMPLAINING OF TINGLING OF LIPS AND FEELING DIZZY.…
Site: Shoulder Joint Injury (prolonged pain, tingling, etc.)-Severe