Nauseous; I threw up; I think had a fever; chills like all over my body; I got 2 shots of Pfizer COVID-19 then I got 3 additional shots and then I just got the booster; I felt a little unwell; I did feel pretty bad; I am not feeling good; I am just staying in bed; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A patient (no qualifiers provided) received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 12Oct2022 as dose 6 (booster), single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: Bnt162b2 (DOSE 1, SINGLE; Lot number: unknown), for Covid-19 immunization; Bnt162b2 (DOSE 2, SINGLE; Lot number: unknown), for Covid-19 immunization; Bnt162b2 (DOSE 3 (BOOSTER), SINGLE; Lot number: unknown), for Covid-19 immunization; Bnt162b2 (DOSE 4 (BOOSTER), SINGLE; Lot number: unknown), for Covid-19 immunization; Bnt162b2 (DOSE 5 (BOOSTER), SINGLE; Lot number: unknown), for Covid-19 immunization. The following information was reported: MALAISE (non-serious) with onset 12Oct2022, outcome "unknown", described as "I felt a little unwell; I did feel pretty bad; I am not feeling good; I am just staying in bed"; INCORRECT DOSE ADMINISTERED (non-serious) with onset 12Oct2022, outcome "unknown", described as "I got 2 shots of Pfizer COVID-19 then I got 3 additional shots and then I just got the booster"; PYREXIA (non-serious) with onset 13Oct2022, outcome "unknown", described as "I think had a fever"; VOMITING (non-serious) with onset 13Oct2022, outcome "unknown", described as "I threw up"; NAUSEA (non-serious) with onset 13Oct2022, outcome "unknown", described as "Nauseous"; CHILLS (non-serious) with onset 13Oct2022, outcome "unknown", described as "chills like all over my body". Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: The patient stated that, well, the patient got a shot (Pfizer COVID-19 vaccine) let's see, the patient got the shot on 12Oct2022 (yesterday as reported) and the patient felt a little unwell but nothing serious or anything so the patient just went to bed early and then on 13Oct2022 (today as reported) was okay, the patient guessed during the day and the patient was doing errand and then about 7 O' clock the patient started feeling nauseous and then threw up and then threw up again and then after the patient threw up the first time the patient felt like very bad chills like all over the patient's body, just chills and then the patient threw up the second time and the patient was hoping that the patient did not have any more feelings of chills and stuff but the patient did not, still felt kind of like chills also the patient thought had a fever and so the patient was just staying in bed. The patient felt better then but the patient did feel pretty bad about 7 O'clock -8 O'clock. When paraphrased the concern, the patient stated that, the patient got 2 shots of Pfizer COVID-19 then the patient got 3 additional shots and then the patient just got the booster (Clarified that all shots were Pfizer COVID-19 vaccine). The patient stated that, took a COVID-19 15 minute test and it came out negative for COVID so tomorrow (as reported) the patient was going to go and get another test at the clinic.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.