dementia type issues; couldn't focus at work; freaking out; anxiety; started to get serious; his dad has been diagnosed for the last 8 months with a medicine induced psychosis due to the shot; father was about 230lbs; that he was slipping; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team.  A 59 year-old male patient received bnt162b2 (BNT162B2), administered in arm left, administration date 01Apr2021 (Lot number: EW0150) at the age of 59 years as dose 1, single and administered in arm left, administration date 30Apr2021 (Lot number: EW0172) as dose 2, single for covid-19 immunisation. Relevant medical history included: "heart disease" (unspecified if ongoing). There were no concomitant medications. The following information was reported: DEMENTIA (hospitalization, medically significant) with onset 2021, outcome "unknown", described as "dementia type issues"; DAYDREAMING (hospitalization) with onset 2021, outcome "unknown", described as "couldn't focus at work"; HALLUCINATION (hospitalization) with onset 2021, outcome "unknown", described as "freaking out"; ANXIETY (hospitalization) with onset 2021, outcome "unknown", described as "anxiety"; CONDITION AGGRAVATED (hospitalization) with onset 2021, outcome "unknown", described as "started to get serious"; SUBSTANCE-INDUCED PSYCHOTIC DISORDER (hospitalization) with onset 2021, outcome "unknown", described as "his dad has been diagnosed for the last 8 months with a medicine induced psychosis due to the shot"; WEIGHT INCREASED (non-serious) with onset 2021, outcome "unknown", described as "father was about 230lbs"; FALL (non-serious) with onset 2021, outcome "unknown", described as "that he was slipping". The event "his dad has been diagnosed for the last 8 months with a medicine induced psychosis due to the shot" was evaluated at the physician office visit and emergency room visit. The patient underwent the following laboratory tests and procedures: computerised tomogram head: unknown result; weight: 230 lbs.  Clinical course: After the 1st dose, reporter's father had dementia type issues. He started to feel that something wasn't right. He couldn't focus at work, was having anxiety, and was freaking out. He said he didn't know what was wrong. Then after the 2nd dose, things started to get serious. And for the last 8 months, patient was in a medicine-induced psychosis due to the vaccine. Patient has been in the hospital multiple times within the last 8 months, and is now in a state mental facility. Reporter wanted to know if there had been any other incidences of people having psychosis after receiving the vaccine. Reporter stated his father was fine before the shot and then he took the shot, and he wasn't fine. Patient first dose on 01Apr2021, they could start telling that he was slipping and that something wasn't right. After the second dose, that is exactly when the wheels fell off. Reporter stated his father had been in and out of emergency rooms and hospitals ever since the second shot. He clarifies the dates of his hospitalizations are unknown. After the second shot, in the beginning of May 2021, patient went to the psych unit in the hospital and was there for over 3 months. The patient was starting to slip and was having problems. He would get anxiety and experience things he never experienced before. List all vaccines administered on same date with the Pfizer vaccine considered as suspect reported as none. Patient would usually got the flu shot every year but didn't get a flu shot before that. AE(s) following prior vaccinations reported as None, patient would get his flu shot every year and never had any problems.  Follow-up attempts are completed. No further information is expected.