Anxiety, focus, agitation, and sleep issues; Anxiety, focus, agitation, and sleep issues; sleep issues/was unable to sleep at that time, was getting 0 hours of sleep for several nights in a row; Anxiety, focus, agitation, and sleep issues; Mood has been up and down so much; Grand mal seizure; fell hit his head and back, his lower and middle back, his neck, and the back of his head on a outside metal corner right next to his shower; had a lot of pain where he hit his head, back, and neck; had a lot of pain where he hit his head, back, and neck; had a lot of pain where he hit his head, back, and neck; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP).  A 59-year-old male patient received bnt162b2 (BNT162B2), on 05Aug2021 as dose 2, single (Batch/Lot number: unknown) at the age of 59 years for covid-19 immunisation. The patient's relevant medical history included: "Was overweight / morbidly obese" (unspecified if ongoing), notes: Was overweight / morbidly obese, Was morbidly obese, is now in the normal category. The patient's concomitant medications were not reported. Vaccination history included: bnt162b2 (DOSE 1, SINGLE), administration date: 15Jul2021, when the patient was 59-year-old, for Covid-19 immunization. The following information was reported: GENERALISED TONIC-CLONIC SEIZURE (medically significant) with onset 20Aug2021, outcome "unknown", described as "Grand mal seizure"; FALL (medically significant) with onset 20Aug2021, outcome "unknown", described as "fell hit his head and back, his lower and middle back, his neck, and the back of his head on a outside metal corner right next to his shower"; HEADACHE (medically significant), BACK PAIN (medically significant), NECK PAIN (medically significant) all with onset 20Aug2021, outcome "unknown" and all described as "had a lot of pain where he hit his head, back, and neck"; ANXIETY (hospitalization), AGITATION (hospitalization), DISTURBANCE IN ATTENTION (hospitalization) all with onset 2023, outcome "unknown" and all described as "Anxiety, focus, agitation, and sleep issues"; INSOMNIA (hospitalization) with onset 2023, outcome "unknown", described as "sleep issues/was unable to sleep at that time, was getting 0 hours of sleep for several nights in a row"; AFFECTIVE DISORDER (non-serious) with onset Sep2023, outcome "unknown", described as "Mood has been up and down so much". The patient underwent the following laboratory tests and procedures: Weight: 371 lbs; 338 lbs; 159 lbs. Clinical course: Medical Conditions: Was overweight, lost significant amount of weight so that's no longer an issue. When he started this, the most ever weighed was 371lbs, but he was very strong and smart. When he started this series on 15Jul2021, still has the scale, he weighed 338lbs. It was one of these things free with insurance, and he lost about 60% of his body weight within a year. He went all the way down to 159lbs and now he's back up to 190lbs, but regaining muscle. Was morbidly obese, is now in the normal category, approaching obese, but still considered skinny at the moment. Hasn't checked a BMI calculator. He's been having neurological and mind problems all of which have occurred amongst many problems since the COVID-19 shots, the first two shots. It was the two original COVID-19 vaccines. He would like to try the booster, but his wife is scared to death of them, because of all the problems he's had. When he had the grand mal seizure, it scared his wife so much. 15Jul2021 was the first thing that happened. He took the first COVID-19 shot. 05Aug2021 had the second COVID-19 shot. 20Aug2021: Had a grand mal seizure and fell hit his head and back, his lower and middle back, his neck, and the back of his head on a outside metal corner right next to his shower. There was no blood, but definitely had a lot of pain where he hit his head, back, and neck. Unspecified event 2021: The last week of Sep2021, or the third week of Sep2021, he spent 6-7 days in the hospital and was released on 30Oct2021 or 31Oct2021. Coincidentally Sep2021 Pfizer published that article that tells all the symptoms a person could get with the original two Pfizer COVID-19 Vaccine shots. Maybe it's a coincidence, but that article is still there to this day. He's had just about every one of those problems since. Caller does not specify further what other problems he is referring to. Anxiety, focus, agitation, and sleep issues: That was in 2023, but doesn't know exact date. Spent 3-7 days in the hospital. It was about 2 months ago. He was having anxiety and focus issues and agitation issues. He was unable to sleep at that time, was getting 0 hours of sleep for several nights in a row. Unspecified event 31Aug2023: He was admitted  and was moved. He called five times to tell them that he was fine and then ambulance picked him up. He refused services, but agreed that he would go, but told them he would not pay for services. The ambulance took him to the hospital admitted him to the Psych Ward. He spent 20 days in the psych ward. Unspecified event Sep2023: Three days ago he was admitted, in the regular hospital emergency department holding area. He's been there for 3 days and still not admitted to the hospital because they don't have a room, he's waiting for a bed. Attempted to clarify reason for admission and he states it's the same problems, but doesn't specify further. Only now he's getting some sleep and feels much better. His wife is worried about him hurting her because his mood has been up and down so much. His wife is scared he will hurt her. He wouldn't be in the hospital except for the face his wife is concerned he will harm her.   The information on the batch/lot number for bnt162b2 has been requested and will be submitted if and when received.