Lightheadedness which comes and goes/when he feels inflamed he feels foggy and lightheaded; skin feels hot; feels foggy/when he feels inflamed he feels foggy and lightheaded; skin is hot and inflamed; inflammation across his body/started from his back, hands, and legs/when it started he would say on his back and then it spread/when he feels inflamed he feels foggy and lightheaded; skin underneath is turning pink in color; feels heat all over his body; blurred vision; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non-HCP) from medical information team. The reporter is the patient.  A 38-years-old male patient received bnt162b2 (BNT162B2), administered in arm left, administration date 28Aug2021 (Lot number: FC3182) at the age of 38 years as DOSE 2, SINGLE for covid-19 immunization. The patient had no relevant medical history. There were no concomitant medications. Vaccination history included: Bnt162b2 (First dose, Lot: EW0196, card has no expiry dates or NDC numbers written), administration date: 31Jul2021, when the patient was 38 years old, for Covid-19 immunization. The following information was reported: INFLAMMATION (non-serious) with onset 2021, outcome "not recovered", described as "inflammation across his body/started from his back, hands, and legs/when it started he would say on his back and then it spread/when he feels inflamed he feels foggy and lightheaded"; SKIN DISCOLOURATION (non-serious) with onset 2021, outcome "unknown", described as "skin underneath is turning pink in colour"; FEELING HOT (non-serious) with onset 2021, outcome "unknown", described as "feels heat all over his body"; VISION BLURRED (non-serious) with onset 2021, outcome "not recovered", described as "blurred vision"; DIZZINESS (non-serious) with onset Oct2021, outcome "unknown", described as "Light headedness which comes and goes/when he feels inflamed he feels foggy and lightheaded"; SKIN WARM (non-serious) with onset 2021, outcome "unknown", described as "skin feels hot"; FEELING ABNORMAL (non-serious) with onset 2021, outcome "unknown", described as "feels foggy/when he feels inflamed he feels foggy and lightheaded"; DERMATITIS (non-serious) with onset 2021, outcome "unknown", described as "skin is hot and inflamed". Relevant laboratory tests and procedures are available in the appropriate section.  Additional Information: Caller states he was calling about the PFIZER COVID-19 vaccine and states he took the second dose of the vaccine and in September he started having some symptoms that he never experienced before and has inflammation across his body like the skin and underneath the skin turns a pinkish colour, he had heat all over his body and had blurred vision and light-headedness that comes and goes. He stated he had the first dose of the PFIZER COVID-19 vaccine on 31Jul2021 with lot EW0196, the second dose on 28Aug2021 with lot FC3182 and his patient card had no expiry dates or NDC numbers written on it; states he did not take the booster shot of the PFIZER COVID-19 vaccine. He stated he does not remember the exact date but the inflammation began within 2 weeks and was ongoing and when it started he would say on his back and then it spread and there were no visual changes to the skin when it started but the visual changes to his skin he started seeing them 2 weeks ago; states the inflammation was ongoing and worsened because it had spread to different areas like his body and he can see it on his hands and legs as well and can see his skin is hot and inflamed. He stated that the blurred vision was one of the early symptoms and varies in intensity and feels like it was co-ordinated with the inflammation and the more he feels his body was inflamed the more his eyes get blurry, and the blurred vision had remained constant. He stated the light-headedness he would say began since Oct2021 and it comes and goes and feels like also a sort of issue when he feels inflamed, he feels foggy and lightheaded. He stated he did get an MRI of the brain last week and did an MRI of the spine and thoracic abdominal cervical CT scans and did a variety of bloodwork; he states he believes all the testing was last week on Thursday 16Dec2021 and states he had no specific results to provide but all the testing came back negative. He stated that he would like to know if there are similar cases or if Pfizer knows anything that can help pinpoint what was going on or if they would share this information.  No follow-up attempts are possible. No further information is expected.