Its discolored; It looks inflamed and red; It looks inflamed and red; injection site swelling, redness; injection site swelling, redness; her arm hurts/ her arm is sore; injection site burns when the patient takes a shower; his wife is not feeling well; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team.  A 69-year-old female patient received BNT162b2 (BNT162B2), on 28Jun2022 as dose 4 (booster), single (Batch/Lot number: unknown) at the age of 69 years, in arm for covid-19 immunisation. The patient's relevant medical history was not reported. There were no concomitant medications. Vaccination history included: Bnt162b2 (First Dose, Dates Unknown. NDC, Lot, Expiration Unknown.), for Covid-19 Immunization, reaction(s): "With her previous vaccines her arm was a little sore for a couple days but that's it but nothing like this"; Bnt162b2 (Second Dose, Dates Unknown. NDC, Lot, Expiration Unknown.), for Covid-19 Immunization, reaction(s): "With her previous vaccines her arm was a little sore for a couple days but that's it but nothing like this"; Bnt162b2 (Booster 3rd Dose, Dates Unknown. NDC, Lot, Expiration Unknown.), for Covid-19 Immunization, reaction(s): "With her previous vaccines her arm was a little sore for a couple days but that's it but nothing like this". The following information was reported: INFLAMMATION (non-serious), ERYTHEMA (non-serious) all with onset 28Jun2022, outcome "not recovered" and all described as "It looks inflamed and red"; SKIN DISCOLOURATION (non-serious) with onset 28Jun2022, outcome "not recovered", described as "Its discolored"; PAIN IN EXTREMITY (non-serious) with onset 28Jun2022, outcome "not recovered", described as "her arm hurts/ her arm is sore"; MALAISE (non-serious) with onset 28Jun2022, outcome "not recovered", described as "his wife is not feeling well"; VACCINATION SITE PAIN (non-serious) with onset 28Jun2022, outcome "not recovered", described as "injection site burns when the patient takes a shower"; VACCINATION SITE SWELLING (non-serious), VACCINATION SITE ERYTHEMA (non-serious) all with onset 28Jun2022, outcome "not recovered" and all described as "injection site swelling, redness". Therapeutic measures were not taken as a result of skin discolouration, inflammation, erythema, vaccination site swelling, vaccination site erythema, pain in extremity, vaccination site pain, malaise.  Additional information: With her previous vaccines her arm was a little sore for a couple days but that's it but nothing like this. It didn't get all red or swell up. It was sore for a day or two and that's it. Its discolored and its kind of a large area that got red. It has not gotten better. She doesn't seem to be running a fever but if she is it would be low grade. He doesn't know if its hot to the touch. It looks inflamed and red. He doesn't think its a rash. It looks like someone punched her in the arm. The area of inflammation is about the size of his fist. Other Conditions: No. Reporter stated he is calling for his wife, name, and she had an adverse reaction to the fourth shot from the Covid, verified Pfizer COVID 19 Vaccine Fourth Dose or Second Booster. Reporter stated his wife is experiencing injection site swelling, redness, and her arm hurts. Reporter reports the injection site burns when the patient takes a shower. Reporter stated the next day after the shot, her arm started to get all red and sore and then it got worse from there. Reporter stated his wife is not feeling well, her arm is sore, she wouldn't even let him touch it, there is swelling at the injection site and redness. Reporter asks is that supposed to be like that and what can she do about it.  The information on the batch/lot number for BNT162b2 has been requested and will be submitted if and when received.