not felt well; feels so sick; fever; tired; lethargic; loosing her brain cells; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 66-year-old female patient received bnt162b2 omi xbb.1.5 (COMIRNATY (2023-2024 FORMULA)), on 12Nov2023 at 14:30 as dose 1, single (Lot number: HG4677) at the age of 66 years, in right arm for covid-19 immunisation; influenza vaccine (INFLUENZA VACCINE), on 12Nov2023 at 14:30 as dose number unknown, single (Batch/Lot number: unknown), in right arm for immunisation. The patient's relevant medical history included: "Asthma" (ongoing), notes: Asthma diagnosed around age 30, been on montelukast for about 30-35 years; "hypothyroidism" (unspecified if ongoing), notes: been on Synthroid for thirty something years; "blood pressure abnormal" (unspecified if ongoing), notes: been on metoprolol succinate probably for 6-8 years; "COVID-19" (unspecified if ongoing), notes: She has had Covid twice;; "smelling of smoke" (unspecified if ongoing), notes: After Covid she has smelling of smoke that won't go away; "taste have been off" (unspecified if ongoing). Concomitant medication(s) included: SYNTHROID taken for hypothyroidism; MONTELUKAST taken for asthma; METOPROLOL SUCC ER taken for blood pressure abnormal. Vaccination history included: bnt162b2 (Dose 3 (booster), single, lot number FP4554), administration date: 16Jun2022, when the patient was 65-year-old, for COVID-19 immunisation; Bnt162b2 (Dose 1, single, lot number ER8733), administration date: Apr2021, when the patient was 64 years old, for COVID-19 immunisation; Bnt162b2 (Dose 2, single, lot number ER0177), administration date: Jun2021, when the patient was 64 years old, for COVID-19 immunisation; Bnt162b2;bnt162b2 omi ba.4-5 (Dose 4 (booster), single, lot number GJ6742), administration date: Dec2022, when the patient was 65 years old, for COVID-19 immunisation. The following information was reported: CEREBRAL DISORDER (non-serious) with onset 2023, outcome "unknown", described as "loosing her brain cells"; ILLNESS (non-serious) with onset 13Nov2023, outcome "unknown", described as "feels so sick"; PYREXIA (non-serious) with onset 13Nov2023, outcome "unknown", described as "fever"; LETHARGY (non-serious) with onset 13Nov2023, outcome "unknown", described as "lethargic"; MALAISE (non-serious) with onset 13Nov2023, outcome "recovering", described as "not felt well"; FATIGUE (non-serious) with onset 13Nov2023, outcome "unknown", described as "tired". Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: the patient got the vaccine on Sunday afternoon at 2:30. In addition she got the flu shot at the same time. She has not felt well all week. She is still not feeling well. She is wondering if it is the combination of the two. She said to her coworkers that she feels so sick but has no symptoms other than the fever. She is eating and drinking. She is very tired, lethargic which is the main one for her. There is no coughing. She has had Covid twice and knows that feeling. It feels similar so she has taken two Covid test and they are coming back negative. Started date: the next morning. She took off Monday and Tuesday from work which is not like her. She was not sure if she would have symptoms from the Covid portion. She works in a daycare and wasn't feeling well. She has been back at work everyday since 15Nov2023, but is not feeling well and has fever. The fever is 100.1, but it hovers at 99.6. When she had Covid that is where it hovered. Even on Saturday and Sunday she laid in bed all day. It is just a feeling of unwell.  She is loosing her brain cells as well. After Covid she has smelling of smoke that won't go away. Not sure if that has been reported. That and sense of taste have been off for her. Doesn't know if that is from the Covid vaccine or Covid virus.   The information on the batch/lot number for bnt162b2 omi xbb.1.5  has been requested and will be submitted if and when received.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202300400659 same patient/reporter, different doses/AE;US-PFIZER INC-202300400722 same patient/reporter, different doses/AE;