felt not quite right and dizzy; little bit dizzy; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient. Other Case identifier(s): US-PFIZER INC-202200121202 (Pfizer).  A 85 year-old female patient received bnt162b2 (BNT162B2), administration date 19Mar2021 (Batch/Lot number: unknown) at the age of 84 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "Pernicious anemia" (ongoing), notes: Additional Information for Other Conditions: diagnosed over 40 years ago. There were no concomitant medications. Vaccination history included: Bnt162b2 (Dose:1, Verbatim: little bit of soreness in the arm), administration date: Mar2021, when the patient was 84 years old, for COVID-19 Immunization, reaction(s): "little bit of soreness in the arm". The following information was reported: MALAISE (non-serious) with onset 2021, outcome "recovered" (2021), described as "felt not quite right and dizzy"; DIZZINESS (non-serious) with onset 2021, outcome "recovered" (2021), described as "little bit dizzy". Relevant laboratory tests and procedures are available in the appropriate section. Additional information: The patient reported that She had spoken with her local health department where she got the first two Pfizer covid vaccine shots back in Mar2021. With the first dose she had no problems, aside from a little bit of soreness in the arm. When she was due for the second dose, she received the second dose and she waited for 15 minutes to make sure she was ok. She was fine after the second shot, she felt so good that she went to shop for food. She felt fine. It was not till late evening that she started feeling not quite right and a little bit dizzy. As time went on, the dizziness became worse. Since the booster came out, she is afraid to get the booster due to her experience with the second shot since what she experienced lasted for two days after the second shot. She wants to know if the dizziness is unusual? She is concerned about getting booster. She was told by her doctor and nurse, that they do recommend her to get the booster. States that doctors don't really know.   First dose of Pfizer covid vaccine: Mar2021, in the morning around 1000 or 1100.  The patient reported thatShe does not have the exact date or her vaccination card handy to provide lot number. Second dose of Pfizer covid vaccine: The patient Clarifies that second dose was several weeks or 6 weeks after first dose, might have been in Apr2021, in the morning around 1000 or 1100. She does not have the exact date or her vaccination card handy to provide lot number. The patient did not received any vaccine prior to vaccination(within 4 weeks) and did not report any adverse events prior to vaccination. Vaccination facility name: health department.  Follow-up (20Jan2022): This is a spontaneous follow-up report received from a contactable consumer. This 85-year-old female consumer (patient) reported that the updated information includes Vaccination date, Vaccination Facility , Patient age, lab test.  Question: Transfer from agent (Withheld) ID: #, reportum#. Consumer states that she received her first dose of the Pfizer COVID-19 vaccine on 25Feb2021 and experienced slight tiredness and sore arm. She received her second dose of the Pfizer COVID-19 vaccine on 19Mar2021. Caller wants to know if dizziness is a side effect reported with the Pfizer COVID-19 vaccine. She added that she had some antibody test done, does not have the details yet but has an appointment scheduled with her doctor to discuss. Caller added that she received both her doses of the Pfizer COVID-19 vaccine at the (Withheld) and wanted RA to have this information. Caller mentioned that her state's senator talked about antibodies and that he himself did not get the vaccine by choice.  RA: E submitting duplicate AE report. This report contains additional information not shared during the warmtransfer; reportum.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.