first pfizer vaccine was Johnson and johnson on 10Mar2021/second vaccine was the Moderna booster on 15Nov2021/ third one was Moderna given on 07Jul2022; Weakness; She hasn't eaten in a couple of days; All she wanted to do was sleep; Hot flashes; Nauseated; severe headache; Chills; pain at the injection site; sore arm; teeth were chattering, shivered all night long; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 67-year-old female patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 21Dec2022 as dose 4 (booster), single (Lot number: GL0446) at the age of 67 years, in left arm for covid-19 immunisation. The patient had no relevant medical history. There were no concomitant medications. Vaccination history included: johnson and johnson (Dose 1), administration date: 10Mar2021, when the patient was 65-year-old, for COVID-19 immunization; moderna (Dose 2), administration date: 15Nov2021, when the patient was 66-year-old, for COVID-19 immunization; moderna (Dose 3), administration date: 07Jul2022, when the patient was 66-year-old, for COVID-19 immunization. The following information was reported: CHILLS (non-serious) with onset Dec2022, outcome "unknown", described as "teeth were chattering, shivered all night long"; CHILLS (non-serious) with onset 21Dec2022, outcome "recovered" (22Dec2022); VACCINATION SITE PAIN (non-serious) with onset 21Dec2022, outcome "recovering", described as "pain at the injection site"; PAIN IN EXTREMITY (non-serious) with onset 21Dec2022, outcome "recovering", described as "sore arm"; HOT FLUSH (non-serious) with onset 22Dec2022, outcome "recovered" (22Dec2022), described as "Hot flashes"; NAUSEA (non-serious) with onset 22Dec2022, outcome "recovering", described as "Nauseated"; HEADACHE (non-serious) with onset 22Dec2022, outcome "recovered" (22Dec2022), described as "severe headache"; INTERCHANGE OF VACCINE PRODUCTS (non-serious), outcome "unknown", described as "first pfizer vaccine was Johnson and johnson on 10Mar2021/second vaccine was the Moderna booster on 15Nov2021/ third one was Moderna given on 07Jul2022"; ASTHENIA (non-serious), outcome "unknown", described as "Weakness"; DECREASED APPETITE (non-serious), outcome "unknown", described as "She has not eaten in a couple of days"; SOMNOLENCE (non-serious), outcome "unknown", described as "All she wanted to do was sleep". Additional information: Dosage text was reported as left arm up close to shoulder. Other Conditions, Other Products and Investigations were reported as No. Vaccination Facility Type was Doctors Office. Prior Vaccinations (within 4 weeks), Family Medical History Relevant to Adverse Events (AEs) and Relevant Tests was None. She got the BioNtech COVID vaccine pfizer booster on Wednesday. She used to be an anesthesia tech. This was the first Pfizer COVID vaccine she has received. She went in to get this one and all they had was Pfizer. They told her it did not matter. She has had a really sore arm to the point she could barely lift it. She got the vaccine wednesday morning, and went to work. She came home. At 7pm that night, she had chills so bad her teeth were chattering. Her husband said she shivered all night long. She woke up yesterday still cold but not as bad. Then, she would have sudden hot flashes , and then she would get cold again. She was nauseated and had a severe headache. All she wanted to do was sleep. Today, when she woke up, she was not too bad. She was just kind of weak. She is still a little nauseated when she tries to eat. She had not eaten in a couple of days. The pain at the injection site was not that bad the first day. Yesterday, it got bad. She woke up yesterday afternoon 22Dec2022, and could barely lift her arm. Today, she can lift her arm but if she lifts too far it pools, time vaccine given: 10:30-11 am she did not know the amount administered or anything like that. She did have a reaction to one of the moderna ones , she was just a little tired. This one was worse than that.