I felt fine other than arm soreness; Tingles in my scalp, headache, and thought I was just hungry or dehydrated.; Tingles in my scalp, headache, and thought I was just hungry or dehydrated.; Tingles in my scalp, headache, and thought I was just hungry or dehydrated.; Then I continued to feel awful, vomited, had diarrhea, couldn't open my eyes or lift my head off the bathroom floor.; Then I continued to feel awful, vomited, had diarrhea, couldn't open my eyes or lift my head off the bathroom floor.; felt bad; Then I continued to feel awful, vomited, had diarrhea, couldn't open my eyes or lift my head off the bathroom floor.; Other vaccine same date details: fluarix GlaX - left arm; Other vaccine same date details: fluarix GlaX - left arm; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  An adult female patient (not pregnant) received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 03Nov2022 at 17:00 as dose 5 (booster), single (Lot number: GJS342), in right arm for covid-19 immunisation; influenza vaccine inact split 4v (FLUARIX QUADRIVALENT), on 03Nov2022 as dose 1, single (Lot number: NDC#58160-0890-52), in left arm for immunisation. The patient's relevant medical history included: "arthritis" (unspecified if ongoing); "osteoporosis" (unspecified if ongoing); "known allergies Penicillin" (unspecified if ongoing), notes: known allergies Penicillin; "known allergies: octopus" (unspecified if ongoing), notes: known allergies: octopus; "known allergies: molds and mildew" (unspecified if ongoing), notes: known allergies: molds and mildew. Concomitant medication(s) included: VENLAFAXINE; MELOXICAM; TYLENOL; DOXYCYCLINE HYCLATE; VITAMIN D [COLECALCIFEROL]; CALCIUM. Past drug history included: Zithromax, reaction(s): "known allergies Zithromax", notes: known allergies Zithromax. Vaccination history included: Covid-19 vaccine (DOSE 1; Manufacturer unknown), for COVID-19 immunization; Covid-19 vaccine (DOSE 2; Manufacturer unknown), for COVID-19 immunization; Covid-19 vaccine (DOSE 3; Manufacturer unknown), for COVID-19 immunization; Covid-19 vaccine (DOSE 4; Manufacturer unknown), for COVID-19 immunization. The following information was reported: OFF LABEL USE (non-serious), PRODUCT USE ISSUE (non-serious) all with onset 03Nov2022, outcome "unknown" and all described as "Other vaccine same date details: fluarix GlaX - left arm"; PAIN IN EXTREMITY (non-serious) with onset 04Nov2022 at 10:00, outcome "recovered" (Nov2022), described as "I felt fine other than arm soreness"; MALAISE (non-serious), VOMITING (non-serious), DIARRHOEA (non-serious) all with onset 04Nov2022 at 10:00, outcome "recovered" (Nov2022) and all described as "Then I continued to feel awful, vomited, had diarrhea, couldn't open my eyes or lift my head off the bathroom floor."; PAIN OF SKIN (non-serious), HEADACHE (non-serious), DEHYDRATION (non-serious) all with onset 04Nov2022 at 10:00, outcome "recovered" (Nov2022) and all described as "Tingles in my scalp, headache, and thought I was just hungry or dehydrated."; FEELING ABNORMAL (non-serious) with onset 04Nov2022 at 10:00, outcome "recovered" (Nov2022), described as "felt bad". Therapeutic measures were not taken as a result of pain in extremity, pain of skin, headache, dehydration, malaise, vomiting, feeling abnormal, diarrhoea.  Additional information: The morning after vaccine, patient felt fine other than arm soreness. Took antibiotic, went for a 2-mile walk, felt bad as the patient returned home. Tingles in the scalp, headache, and thought patient was just hungry or dehydrated. Drank water and juice, ate some yogurt and then took morning regular medications- Venlafaxine, Meloxicam, Tylenol, Vitamin D, Multivitamin and calcium. Then I continued to feel awful, vomited, had diarrhea, couldn't open my eyes or lift my head off the bathroom floor. Felt awful for about an hour. Patient had not been received any other vaccine within four weeks. Patient not been diagnosed with COVID prior to vaccination and not had been tested post vaccination.