chills; felt like had a high temperature; terrible pain in her right leg; headache that was excruciating and pounding; general weakness; she couldn't eat; Abdominal discomfort/stomach started bothering her; sick; 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.  A female patient received bnt162b2 omi xbb.1.5 (COMIRNATY (2023-2024 FORMULA)), on 06Oct2023 as dose 1, single (Batch/Lot number: unknown), in left arm for covid-19 immunisation. The patient's relevant medical history was not reported. Concomitant medication(s) included: FLU VACCINE VII taken for influenza immunisation, in Sep2023 as dose number unknown, single. Vaccination history included: Bnt162b2 nos (DOSE NUMBER UNKNOWN, SINGLE), for Covid-19 immunisation, reaction(s): "I have been getting all the vaccines from Pfizer and I have got sick each time". The following information was reported: ABDOMINAL DISCOMFORT (non-serious) with onset Oct2023, outcome "recovering", described as "Abdominal discomfort/stomach started bothering her"; CHILLS (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering"; PYREXIA (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering", described as "felt like had a high temperature"; ASTHENIA (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering", described as "general weakness"; HEADACHE (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering", described as "headache that was excruciating and pounding"; DECREASED APPETITE (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering", described as "she couldn't eat"; ILLNESS (non-serious) with onset Oct2023, outcome "recovering", described as "sick"; PAIN IN EXTREMITY (non-serious) with onset Oct2023, 12 hrs after the suspect product(s) administration, outcome "recovering", described as "terrible pain in her right leg". Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: Caller provided that she received the most recent Pfizer Covid-19 vaccine at (pharmacy name withheld) pharmacy on Friday. Caller provided that (pharmacy name withheld) told her they are only prescribing the most up to date vaccine from Pfizer and only have Pfizer Covid-19 vaccines in store. Caller provided that her previous Covid-19 vaccinations were Pfizer as well. She stated that the previous vaccines were fine and she had a little recovery with them, however this time it was taking longer than the other ones. She received the flu vaccine two weeks prior to receiving the Pfizer Covid-19 vaccine. Each time she has received a Pfizer Covid-19 vaccine she had a reaction to it. She had been faithful and received every covid vaccine as was supposed to. She had never been so sick in her life (after receiving the most current Covid-19 administration). She had gotten sick before, but not like this. She was very concerned about what she was putting in her body and was questioning if she should have received the vaccines. Caller stated, exactly 12 hours after administration of the vaccine, she had chills and felt like she had a high temperature, however she wasn't sure. She experienced a terrible pain in her right leg that was throbbing, a headache that was excruciating and pounding, general weakness and she couldn't eat. She further stated that the next day her stomach started bothering her, however she hadn't really eaten anything to be bothering her. She assured she did not have a runny nose or anything like that.  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-202300323494 Same patient/product, different dose/events;