Behavioral change out of character of personality.; Angry; shouting/Screaming, yelling; thoughts of violence toward loved one and strangers; crying; hyperventilating; shaking; blurry vision; increased pain; and felt like an emotional roller coaster of feelings.; Still feeling not right or fully normal wanting to cry for no reason.; This is a spontaneous report received from a contactable reporter(s) (Other HCP). The reporter is the patient.  A 40 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm right, administration date 09Sep2021 11:30 (Lot number: FC3180) at the age of 40 years as dose 2 , single for covid-19 immunisation. Relevant medical history included: "Known allergies: Sulfa" (unspecified if ongoing); "Known allergies: Shellfish" (unspecified if ongoing). The patient took concomitant medications. Vaccination history included: Bnt162b2 (Product= COVID 19, Brand= Pfizer, Lot number= 3180, Lot unknown= False, Administration date= 18Aug2021 , Administration time= 02:00 PM, Dose number= 1, Vaccine location= Right arm), administration date: 18Aug2021, when the patient was 40 years old, for covid-19 immunization.   The following information was reported: ABNORMAL BEHAVIOUR (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "Behavioral change out of character of personality."; ANGER (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "Angry"; SCREAMING (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "shouting/Screaming, yelling"; THINKING ABNORMAL (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "thoughts of violence toward loved one and strangers"; CRYING (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "crying"; HYPERVENTILATION (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "hyperventilating"; TREMOR (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "shaking"; VISION BLURRED (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "blurry vision"; PAIN (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "increased pain"; EMOTIONAL DISORDER (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "and felt like an emotional roller coaster of feelings."; FEELING ABNORMAL (non-serious) with onset 11Sep2021 11:00, outcome "recovering", described as "Still feeling not right or fully normal wanting to cry for no reason.". Therapeutic measures were not taken as a result of abnormal behaviour, anger, screaming, thinking abnormal, crying, hyperventilation, tremor, vision blurred, pain, emotional disorder, feeling abnormal.   Additional information: Vaccine Facility type was Nursing Home/Senior Living Facility. The patient did not receive any other vaccine in four weeks. The patient received other medications in two weeks. The patient had not tested Covid post vaccination. Family member thought about taking the patient to emergency room due to abnormal behavior. This was between 24 hours to 72 hours post second shot.   No follow-up attempts are possible. No further information is expected.