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1,929,324 reports
Pneumonia; This spontaneous report has been downloaded from Diseases Surveillance System (DSS) referring to an adolescent male patient. The patient's medical history, concurrent conditions, concomitant therapies, previou…
Suspected vaccination failure; I have shingles right now, it's painful. I got the 2 part immunization 2 yrs ago; This serious case was reported by a consumer via interactive digital media and described the occurrence of…
dry heaves/Every 20 to 30 min, probably had at least 15 episodes of the dry heaves; diarrhea with diarrhea becoming clear water/ strong, fast fecal explosion of feces (not clear water); weak; tired; This spontaneous case…
MMRV was given inadvertently to patient. MMR was to be given due to local measles outbreak.
migraine and abdominal pain
Patient was supposed to get Hep A, MMR, and Varicella but was inadvertently given MMRV (ProQuad) instead of MMR. MMRV had been stored in the refrigerator. Admin error reported to Merck Medical team to get additional info…
This vaccine caused a significant pain increase of my underlying peripheral neuropathy in all 4 extremities, and it is still significantly more painful as of this date, 04.27.26. The pain has not let up at all and signif…
swelling and redness
Erythema on left thigh where immunization injection was placed
A month after the first dose I became sick. My doctor put me on antibiotic, steroid cream, and cough medicine. Around November 2021, I felt pain and developed hives in my right arm. Then it started happening on other pla…
Patient called 4/24/26 with concerns related to symptoms of occasional dizziness and nausea with ambulation, length of time symptoms last varies. Pt also reported that the smaller toes on each foot had a burning sensatio…
Itching since Covid injections. This is my story. I began to have skin itching on all and any body parts in the Fall of 2022. It started gradually and continued to increase more frequently and in multiple areas as time p…
Per patient she has pain right after vaccine on 10/29/25. The pain was local at injection site. However the pain get worse and spread a bit outer after couple days that she couldnt move her arm or move her arm up. She th…
daughter was given GARDASIL 9 and then had "left side brain damage, can't speak, and can't walk."; daughter was given GARDASIL 9 and then had "left side brain damage, can't speak, and can't walk."; daughter was given GAR…
vasovagal syncopal episode without loss of consciousness
pain, swelling and fever for 3 days post vaccination
PT RECEIVED 2 DOSE OF IMOVAX AND IXIARO. WHILE ASKING A QUESTION, 5 TO 10 MINUTES AFTER RECEIVING VACCINATION, PT STUMBLE AND FELL DOWN BACKWARD. PT GOT UP AFTER A MINUTE, THEN FELL AGAIN FORWARD. THERE'S SOME REDNESS ON…
Patient did not experience any symptoms or side effects.; "off-label use to treat his Recurrent Respiratory Papillomatosis; the Nurse did not "shake the GARDASIL 9 mixture prior to the administration"; This spontaneous r…
The patient said she had blisters on her face and body. She said she had some blisters with dose 2, but did not know what vaccine caused it.
Symptom: hives, rash, swollen, pump on the left arm where the vaccinates at. Pt stated that it started