I get the shot the COVID shot, Monday and I have been very sick ever since.; Pain in arm; swelling in the arm; Headache; Chills; Fever; Tiredness; Body is being aching; Joint is been hurting; my head has been pounding and my neck's been ponding; Every time I get up I not only feel week and feel dizzy; Every time I get up I not only feel week and feel dizzy; I have also fever blisters on my mouth too, on my lips from the fever; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 57-year-old female patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 26Sep2022 as dose number unknown (booster), single (Batch/Lot number: unknown) at the age of 57 years, in right arm for covid-19 immunisation. The patient's relevant medical history included: "Diabetes" (unspecified if ongoing), notes: Diabetes/When probed for medication for diabetes, consumer stated, "No". The patient took concomitant medications. Vaccination history included: Covid-19 vaccine (Primary Immunization series complete; unknown manufacturer), for covid-19 immunization. The following information was reported: PAIN (non-serious) with onset 27Sep2022, outcome "unknown", described as "Body is being aching"; CHILLS (non-serious) with onset 27Sep2022, outcome "unknown"; MUSCULAR WEAKNESS (non-serious), DIZZINESS POSTURAL (non-serious) all with onset 27Sep2022, outcome "unknown" and all described as "Every time I get up I not only feel week and feel dizzy"; PYREXIA (non-serious) with onset 27Sep2022, outcome "recovered", described as "Fever"; HEADACHE (non-serious) with onset 27Sep2022, outcome "unknown"; ILLNESS (non-serious) with onset 27Sep2022, outcome "unknown", described as "I get the shot the COVID shot, Monday and I have been very sick ever since."; ORAL HERPES (non-serious) with onset 27Sep2022, outcome "unknown", described as "I have also fever blisters on my mouth too, on my lips from the fever"; ARTHRALGIA (non-serious) with onset 27Sep2022, outcome "unknown", described as "Joint is been hurting"; PAIN IN EXTREMITY (non-serious) with onset 27Sep2022, outcome "unknown", described as "Pain in arm"; FATIGUE (non-serious) with onset 27Sep2022, outcome "unknown", described as "Tiredness"; FEELING ABNORMAL (non-serious) with onset 27Sep2022, outcome "unknown", described as "my head has been pounding and my neck's been ponding"; PERIPHERAL SWELLING (non-serious) with onset 27Sep2022, outcome "unknown", described as "swelling in the arm". Therapeutic measures were taken as a result of illness, pain in extremity, peripheral swelling, headache, chills, pyrexia, fatigue, pain, arthralgia, feeling abnormal, muscular weakness, dizziness postural, oral herpes.  Additional information: Consumer does not know the reason for no lot number of COVID-19 Vaccine. No investigations. Consumer stated that she had the shot of COVID shot, Monday and has been very sick ever since. Have had the pain in the arm, swelling in the arm. Have had headaches, chills, fever, tiredness, her body was been aching, her joint had been hurting and her head has been pounding and her neck's been ponding and every time she get up, she not only felt week but felt dizzy. Consumer stated, she wanted to document and wanted to find out if they know if she should go for medical intervention or not when asked if she wanted to report or needed any medical assistance. When probed for concomitant medication, consumer stated, yes, I take other medications. I take a lot of medications. She had to go to room to provide you and it will take a long while. When probed for the treatment, consumer stated she has been taking Ibuprofen. No prior vaccines. When probed outcome for the events, consumer stated that it started from Tuesday and she has been having it. Yes, it was existing (not clarified). She has not been running of fever also, the fever was finally over. Fever was normal. She also has fever blisters on her mouth too, on her lips from the fever.  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.