feeling like he was about to pass out; After 2 Pfizer shots, had to get 2 different root canals on the same tooth; dizziness; feeling the extreme coldness; being disoriented; sensitivity to light; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 36-year-old male patient received BNT162b2 (BNT162B2), on 02Feb2021 as dose 1, single (Lot number: EM9810) at the age of 36 years, in right arm for covid-19 immunisation. The patient's relevant medical history included: "long Covid" (unspecified if ongoing); "Suspected food allergies" (unspecified if ongoing), notes: prior to all of this occurring with vaccine; "Triglycerides" (unspecified if ongoing). There were no concomitant medications. The following information was reported: ENDODONTIC PROCEDURE (medically significant) with onset Feb2021, outcome "unknown", described as "After 2 Pfizer shots, had to get 2 different root canals on the same tooth"; DISORIENTATION (non-serious) with onset Feb2021, outcome "unknown", described as "being disoriented"; DIZZINESS (non-serious) with onset Feb2021, outcome "unknown"; PRESYNCOPE (medically significant) with onset Feb2021, outcome "unknown", described as "feeling like he was about to pass out"; FEELING COLD (non-serious) with onset Feb2021, outcome "unknown", described as "feeling the extreme coldness"; PHOTOPHOBIA (non-serious) with onset Feb2021, outcome "unknown", described as "sensitivity to light". Is fully vaccinated and wanted to reach out to Pfizer to see if they can help him. Clarified that today is first day caller is reporting about this to Pfizer. Before he got the shot, he believes and there is no way to retest but, believes he was one of the early people to get Covid-19 in Feb2020. He worked at a high school and when that happened, it was by the summer of 2020, he started having really crazy symptoms like dizziness and essentially, it was POTS. Had tinnitus, like ringing in his ear. Was telling people, it was like a concussion grenade going off. Was so confused, he would stand up and would almost pass out. Everything would go black and he would almost pass out. Was getting extremely cold, very, very, cold, like blood circulation issues. Was the feeling he would get right before he was about to pass out. Never fully passed out or blocked out. Was cognizant to sit down and brace himself slowly, down to the ground. Occurred to him he was having some neurological symptoms. Chalked it up to long Covid. Clarified this was all prior to getting any of the Covid vaccines. After he got the shots, within usually about 2 weeks, he started having similar symptoms that he experienced before, like dizziness. Clarified this started with the very first vaccine, 02Feb2021. He was instantly impacted and felt like he about to pass out. It was like a huge rush to the head and immediately felt like extreme coldness all over the body. Was like, really disoriented and actually nervous about not being able to drive. Clarified that with every shot, he experiences the dizziness, feeling like he was about to pass out, feeling the extreme coldness and being disoriented. That same sensation happens with every single shot. It was only that severe with the very first and second shot. He always stayed put after every single shot, at least 15 to 30 minutes. The events "feeling like he was about to pass out", "after 2 pfizer shots, had to get 2 different root canals on the same tooth", "dizziness", "feeling the extreme coldness", "being disoriented" and "sensitivity to light" required physician office visit. The patient underwent the following laboratory tests and procedures: Blood test: good health, notes: Test results: No. Does blood work every single year and has been in pretty good health; Blood triglycerides: were high one year and had gone down; Weight: 175, notes: Current weight is about 175. When he got the shot, he was like over 200. Therapeutic measures were taken as a result of endodontic procedure, dizziness, feeling cold, disorientation, photophobia.