I feel dizzy; Nausea; stuffiness nasal; felt foggy and blurred vision; felt foggy and blurred vision; Funny feeling, which you may describe as unwell# Horrible feeling; headache; This is a spontaneous report received from a contactable reporter(s) (Other HCP) from medical information team. The reporter is the patient.  A 81 year-old female patient received bnt162b2 (BNT162B2), administration date 03Mar2021 10:00 (Lot number: EN6206, Expiration Date: 30Jun2021) at the age of 81 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Hypertension" (unspecified if ongoing); "allergies" (unspecified if ongoing). Concomitant medication(s) included: LOSARTAN; ASPIRIN 81; NORVASC. The following information was reported: HEADACHE (non-serious) with onset 03Mar2021, outcome "not recovered", described as "headache"; DIZZINESS (non-serious), outcome "not recovered", described as "I feel dizzy"; NAUSEA (non-serious), outcome "not recovered", described as "Nausea"; VISION BLURRED (non-serious), FEELING ABNORMAL (non-serious) all with onset 03Mar2021 23:00, outcome "not recovered" and all described as "felt foggy and blurred vision"; MALAISE (non-serious) with onset 03Mar2021 23:00, outcome "not recovered", described as "Funny feeling, which you may describe as unwell# Horrible feeling"; NASAL CONGESTION (non-serious) with onset 04Mar2021, outcome "not recovered", described as "stuffiness nasal". Therapeutic measures were taken as a result of headache, dizziness, nausea, vision blurred, malaise, nasal congestion, feeling abnormal.  Additional information : Patient got the first dose of the vaccine on 03Mar about 10am and that afternoon, patient started to have headaches and mild side effects. It was just an uncomfortable feeling and was like being in a fog or on a merry go round. The height of the patient was like 5 (feet) 5 (inches). The Method of assessment was Global Introspection for relatedness of COVID 19 Vaccine to adverse reaction, It was related for Felt foggy and blurred vision, Stuffiness nasal, Feeling unwell, headache, nausea. Patient reported causality as Of course, because as she was fine before. It was reported that, patient took the vaccine on 3rd and got it about 10 o' clock in morning and 11 o' clock at night had this funny feeling, which may describe as unwell. Patient felt foggy and blurred vision and so forth but was able to go off to sleep. It was reported that, yesterday morning patient had stuffiness nasal, headache in the evening so had to take Tylenol and slept on and off, on and off, on and off, patient repeated Tylenol at about 12 o' clock at night. In the morning felt little alright, but like it 's like feeling comes and goes, like patient was not, one minute and again am in la land and next minute I am back to normal, feels like patient was on roller coaster, the only thing is she don't go to the danger zone where the danger zone are difficult to breathing, she don't have that, swelling of face which she don't have that, nothing serious thing. But she have been feeling nausea, and feeling of unwell may be that is the description that she was describing I don't know, but it is horrible feeling. The patient stated the events are still experiencing as they goes and comes and the outcome was not improving, it come on and come on with vengeance.  No follow-up attempts are possible. No further information is expected.