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Report #2886562

Received Feb 23, 2026

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Unknown
Age
Age unknown
State
Recovered
Unknown
Vaccinated
Feb 12, 2026
Onset
Feb 1, 2026
Days to onset
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
PNC20PNEUMO (PREVNAR20)PFIZER\WYETHUNKOT / LA

Symptoms (4)

Injection site erythemaInjection site indurationInjection site swellingInjection site warmth

Symptom narrative

area was quite warm,; area was quite warm, red, and swollen with a hardened area (about 2 inches in legnth) below the skin; area was quite warm, red, and swollen; general soreness; This is a spontaneous report received from a Nurse. A patient (age and gender not provided) received pneumococcal 20-val conj vac (dipht CRM197 protein) (PREVNAR 20), on 12Feb2026 as dose number unknown, single (Batch/Lot number: unknown) intramuscular, in left deltoid for immunisation. The patient's relevant medical history and concomitant medications were not reported. The following information was reported: VACCINATION SITE WARMTH (non-serious) with onset Feb2026, outcome "unknown", described as "area was quite warm,"; VACCINATION SITE SWELLING (non-serious) with onset Feb2026, outcome "unknown", described as "area was quite warm, red, and swollen"; VACCINATION SITE INDURATION (non-serious) with onset Feb2026, outcome "unknown", described as "area was quite warm, red, and swollen with a hardened area (about 2 inches in legnth) below the skin"; VACCINATION SITE PAIN (non-serious) with onset Feb2026, outcome "unknown", described as "general soreness". Additional information: The patient reported receiving the Prevnar 20 vaccine injection in the left deltoid muscle on 12 February 2026. The patient initially experienced the general soreness typically expected after vaccination. However, the night before reporting the event, the patient noticed that the area had become warm, red, and swollen, with a hardened area approximately 2 inches in length beneath the skin. The injection had been administered by a nurse at the patients doctors office. The information on the batch/lot number for pneumococcal 20-val conj vac (dipht CRM197 protein) will be requested and submitted if and when received.