the first rib on my right to break and the first rib on my left to fracture; Fell off of kitchen chair; pain in my left chest area; Felt extremely dizzy; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  An 81-year-old male patient received bnt162b2 omi xbb.1.5 (COMIRNATY (2023-2024 FORMULA)), on 25Sep2023 at 10:00 as dose 1, single (Lot number: 14D9835) at the age of 81 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "one kidney" (unspecified if ongoing); "leaky heart valve" (unspecified if ongoing); "high blood pressure" (unspecified if ongoing). The patient took concomitant medications. Vaccination history included: Covid-19 vaccine (DOSE 1; MANUFACTURER UNKNOWN), for COVID-19 immunisation, reaction(s): "Pain in my left chest area"; Covid-19 vaccine (DOSE 2; MANUFACTURER UNKNOWN), for COVID-19 immunisation, reaction(s): "Pain in my left chest area"; Covid-19 vaccine (DOSE 3 (BOOSTER); MANUFACTURER UNKNOWN), for COVID-19 immunisation, reaction(s): "Pain in my left chest area"; Covid-19 vaccine (DOSE 4 (BOOSTER); MANUFACTURER UNKNOWN), for COVID-19 immunisation, reaction(s): "Pain in my left chest area"; Covid-19 vaccine (DOSE 5 (BOOSTER); MANUFACTURER UNKNOWN), for COVID-19 immunisation, reaction(s): "Pain in my left chest area". The following information was reported: FALL (hospitalization) with onset 26Sep2023 at 10:00, outcome "recovered with sequelae", described as "Fell off of kitchen chair"; DIZZINESS (hospitalization) with onset 26Sep2023 at 10:00, outcome "recovered with sequelae", described as "Felt extremely dizzy"; CHEST PAIN (hospitalization) with onset 26Sep2023 at 10:00, outcome "recovered with sequelae", described as "pain in my left chest area"; RIB FRACTURE (hospitalization) with onset 26Sep2023 at 10:00, outcome "recovered with sequelae", described as "the first rib on my right to break and the first rib on my left to fracture". The patient was hospitalized for rib fracture, fall, chest pain, dizziness (start date: 2023, discharge date: 2023, hospitalization duration: 3 day(s)). The events "the first rib on my right to break and the first rib on my left to fracture", "fell off of kitchen chair", "pain in my left chest area" and "felt extremely dizzy" required emergency room visit. The patient underwent the following laboratory tests and procedures: Chest X-ray: Unknown results; Computerised tomogram: Unknown results. Therapeutic measures were taken as a result of rib fracture, fall, chest pain, dizziness. Clinical Course: Patient got vaccine at Pharmacy or Drug Store. He did not have any other vaccine in four weeks but had other medications in two weeks. Patient felt extremely dizzy and fell off of his kitchen chair which in turn caused the first rib on his right to break and the first rib on his left to fracture. After the fall he had pain in his left chest area which he did not believe was from the broken rib because he had gotten this pain before after previous Covid vaccinations (but didn't report). Patient did not have covid prior to vaccination and also not tested for covid post vaccination. Patient had no known allergies.