This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient. An 81-year-old patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 16Sep2022 as dose number unknown (booster), single (Batch/Lot number: unknown) at the age of 81 years for covid-19 immunisation. The patient's relevant medical history was not reported. Concomitant medication(s) included: ELIQUIS. Vaccination history included: Covid-19 vaccine (Primary Immunization series complete but unknown manufacturer.), for COVID-19 Immunization. The following information was reported: NASOPHARYNGITIS (non-serious) with onset Sep2022, outcome "unknown", described as "Patient was so cold; took two Tylenol and then threw up; could not get warm and finally it was starting again now; getting cold again"; MYALGIA (non-serious) with onset Sep2022, outcome "unknown", described as "all muscles hurt"; BACK PAIN (non-serious) with onset Sep2022, outcome "unknown", described as "back hurts"; PAIN (non-serious) with onset Sep2022, outcome "unknown", described as "body hurts"; PYREXIA (non-serious) with onset Sep2022, outcome "unknown", described as "do have all little tiny fever"; ILLNESS (non-serious) with onset Sep2022, outcome "unknown", described as "got sick"; NECK PAIN (non-serious) with onset Sep2022, outcome "unknown", described as "neck hurts"; MALAISE (non-serious) with onset Sep2022, outcome "unknown", described as "not feeling well all day"; ARTHRALGIA (non-serious) with onset Sep2022, outcome "unknown", described as "shoulder hurts"; PAIN OF SKIN (non-serious) with onset Sep2022, outcome "unknown", described as "skin hurts, everything hurts"; VOMITING (non-serious) with onset Sep2022, outcome "unknown", described as "threw up". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of malaise, illness, nasopharyngitis, pyrexia, pain, myalgia, back pain, arthralgia, neck pain, pain of skin, vomiting. Additional information: Patient had the COVID booster shot yesterday (16Sep2022). Patient was not feeling well all day and then last night got sick. Consumer stated that patient gave you that number, it was GH9703. Yes, Patient had taken the vaccine GH9703 (Further LOT for the vaccine was not appropriately clarified over the call) yesterday at around 9 o clock. Patient was taking a few medications. Eliquis and a few ones. Consumer stated, Patient started experiencing it last evening and then this morning at 1 o clock in the morning Patient was so cold. Patient took temperature but could not read it. Patient took two Tylenol (Tylenol was captured as suspect conservatively) and then Patient threw up and then Patient went back to bed again and Patient could not get warm and finally it is starting again now. Patient was getting cold again and Patient took temperature and I could read it this morning and it was little under 100. So Patient had all little tiny fever. Consumer stated, Yesterday Patient threw it up. Patient had taken just one Tylenol just before patient made this phone call. Further consumer stated, body hurts, all muscles hurt, back hurts, shoulder hurts, neck hurts, skin hurts, everything hurts. So, Patient took one Tylenol because Patient do not want to throw up again. Patient would wait little longer and take second one after patient get finish with this call. The information on the batch/lot number for BNT162b2, BNT162b2 omi ba.4-5 has been requested and will be submitted if and when received.