injection site she had swelling and redness. It was also itchy; injection site she had swelling and redness. It was also itchy; injection site she had swelling and redness. It was also itchy; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 68 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 01Apr2022 (Lot number: FK9896, Expiration Date: 02Apr2022) at the age of 68 years as dose 4 (booster), single for covid-19 immunisation. The patient had no relevant medical history. The patient's concomitant medications were not reported. Vaccination history included: Bnt162b2 (First Dose , Lot Number: EN6199, NDC, Expiry Date: Unknown, Received in the caller's left arm), administration date: 03Mar2021, when the patient was 67 years old, for Covid-19 immunization; Bnt162b2 (Second Dose , Lot Number: ER8732, NDC, Expiry Date: Unknown, Received in the caller's left arm), administration date: 25Mar2021, when the patient was 67 years old, for Covid-19 immunization; Bnt162b2 (First Booster Dose/Third Dose , Lot Number: Handwriting difficult to read, reported by the caller as her guessing it is 30151P, NDC, Expiry Date: Unknown, Received in the caller's left arm), administration date: 29Sep2021, when the patient was 67 years old, for Covid-19 Immunization. The following information was reported: VACCINATION SITE PRURITUS (non-serious), VACCINATION SITE SWELLING (non-serious), VACCINATION SITE ERYTHEMA (non-serious) all with onset Apr2022, outcome "recovering" and all described as "injection site she had swelling and redness. It was also itchy".  Additional Information: Other Conditions: No, Investigations: No, Covid 19 Vaccine was a Pfizer product, Unknown NDC number of Covid 19 Vaccine. Caller states that she does not want to provide any phone number. States that on 01Apr2021 she received her second booster dose of the Covid 19 Vaccine. Caller states that all her Covid Vaccines have been Pfizer. Says that the second booster is the first time she had any reaction with one. She was reading over the materials that they gave her and saw where she could call and report it. Says she felt like she should for research purposes. Event Details: Injection site reaction: Caller states that at the injection site she had swelling and redness. It was also itchy. States it wasn't like annoyingly itchy, just itchy for a while. Today she noticed that the redness if fading and the swelling is decreasing. States that today is the first day that she has noticed the symptoms were subsiding. Caller states that with her second booster she did not go to the pharmacy that she usually goes to. At the pharmacy where she got the second booster, they had a bandage the caller had never seen. Caller states that she does not know the name of this bandage. Says it was round and they put it on her arm before they gave her the vaccine, then gave the shot through the bandage. Caller states that the person giving her the shot told her it was to help protect the person administering the shot from blood exposure. Caller states that the took the bandage off later in the evening. She noted that the area of the reaction on her arm looked like it was the circumference of the bandage. States that bandage was the only differing variable out of the 4 vaccines she has received. She doesn't know if this was a reaction to the vaccine or to that bandage. Suspect Products: Second Booster Dose/Fourth Dose of the Covid 19 Vaccine: Received by the caller on 01Apr2022; Lot Number: FK9896; NDC: Unknown; Expiry Date: 02Apr2022; Received in the caller's left arm; Caller states that she received this vaccine at (name withheld). States that her usual pharmacy was not yet set up to give out the second booster doses. History and Investigations: Caller denies any other medications, medical conditions, labs, testing, or treatments relevant to these events. History of all previous immunization with the Pfizer vaccine considered as suspect (or patient age at first and subsequent immunizations if dates of birth or immunizations are not available). No Additional Vaccines Administered on Same Date of the Pfizer Suspect. AE(s) does not require a visit to Emergency Room/Physician Office. Prior Vaccinations (within 4 weeks) other vaccinations within four weeks prior to the first administration date of the suspect vaccine(s) was None. Caller states that even at its worst the reaction was nothing alarming or discomforting. States she just wanted to make sure it was reported for the science.   No follow-up attempts are possible. No further information is expected.