This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient. A 63-year-old female patient received BNT162b2 (BNT162B2), on 01Aug2022 at 11:00 as dose 4 (booster), single (Lot number: FP7137) at the age of 63 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Blood pressure problems" (ongoing), notes: Blood pressure problems. Concomitant medication(s) included: LOSARTAN taken for blood pressure measurement (ongoing); METOPROLOL taken for blood pressure measurement (ongoing). Vaccination history included: BNT162b2 (First dose, lot: EN6204, Route of administration: left arm), administration date: 22Mar2021, when the patient was 62-year-old, for COVID-19 immunization; BNT162b2 (Second dose, lot: ER8737, route of administration: left arm), administration date: 14Apr2021, when the patient was 62-year-old, for COVID-19 immunization; BNT162b2 (First booster dose, lot: FF8841, Route of administration: left arm), administration date: 16Nov2021, when the patient was 62-year-old, for COVID-19 immunization. The following information was reported: DRY THROAT (non-serious) with onset 2022, outcome "unknown", described as "Throat so dry"; VOMITING (non-serious) with onset 02Aug2022, outcome "unknown", described as "Puking"; TREMOR (hospitalization) with onset 02Aug2022, outcome "unknown", described as "Started having tremors"; DYSPNOEA (hospitalization) with onset 02Aug2022 at 09:30, outcome "unknown", described as "Having trouble breathing"; FULL BLOOD COUNT ABNORMAL (non-serious) with onset Aug2022, outcome "unknown", described as "Blood count was crazy"; HYPERTENSION (non-serious) with onset Aug2022, outcome "unknown", described as "Blood pressure was sky high"; PULMONARY OEDEMA (medically significant) with onset Aug2022, outcome "unknown", described as "Had fluid on lungs"; LUNG DISORDER (non-serious) with onset Aug2022, outcome "unknown", described as "Had two places on lung somewhere that was enlarged". The patient was hospitalized for dyspnoea, tremor (start date: 02Aug2022, discharge date: 03Aug2022, hospitalization duration: 1 day(s)). The events "had fluid on lungs", "blood count was crazy" and "blood pressure was sky high" required emergency room visit. The patient underwent the following laboratory tests and procedures: Blood test: (Aug2022) Blood Count was crazy; Chest X-ray: (Aug2022) Unknown; (Aug2022) Unknown, notes: a couple of chest X-rays; Computerised tomogram: (Aug2022) Unknown; (Aug2022) Unknown; Electrocardiogram: (Aug2022) Unknown; (Aug2022) Unknown, notes: two or three EKG's; Ultrasound scan: (Aug2022) heart is fine. Therapeutic measures were taken as a result of hypertension. Clinical course: Caller was a consumer who has received all Pfizer COVID Vaccine Doses and had a horrible reaction after receiving second booster dose Pfizer COVID Vaccine. Received second booster dose Pfizer COVID Vaccine on 01Aug2022 at 11:00. The next day, 02Aug2022 came to work and was fine. Having trouble breathing: At 09:30 on 02Aug2022 was sitting at work and kept thinking was having trouble breathing. Having trouble breathing got worse and worse. Started having tremors: Started having tremors. Started shaking really bad. Told boss had to go to hospital and went to #. Not caller's normal doctors, but was closest place to go. Really doesn't know for sure everything that happened. Knows could not quit shaking. Tried to do EKG and caller could not quit shaking, could not control shaking. Having trouble breathing: Could not breathe. Thought was going to die. Knows did EKG, chest X-ray and CAT scan, tons of blood work. Stayed overnight. Went into the emergency room at 10:00 and was there that night and next day until 17:30. Had fluid on lungs. Had two places on lung somewhere that was enlarged. Blood count was crazy. Blood pressure was sky high. Was puking. Stayed overnight: Clarifies was admitted to the hospital from the emergency room, sent upstairs and stayed a night on the floor. Having trouble breathing: Went away before came home from hospital. Doesn't think had any lasting effects. Hasn't had any trouble breathing since. Began once got to hospital on 02Aug2022. Hadn't eaten at 0930 and was puking just bile. Went away. The next day, 03Aug2022, was given food. Had no appetite but did try to eat a little bit. Ate some crackers and did not throw up anymore. Blood pressure was sky high was not still occurring. Does had blood pressure problems and taken blood pressure medicine, Metoprolol and Losartan. Metoprolol: Takes 50mg twice a day, takes once in morning and once at night. Losartan: 50mg, takes one and a half a day. Throat so dry wants to go get a drink and puts handler on hold. Caller stated received five doses Pfizer COVID Vaccine in total. Caller was confused about which doses received. Caller clarifies caller received four total doses of the Pfizer COVID Vaccine. History: Performed tests more than once. Clarifies, had one CAT scan, two or three EKG's and a couple of chest X-rays. Then scheduled for an echogram to make sure heart was working and pumping water off lungs. Had fluid on lungs. Heart doctor said heart was fine. Had to have another CAT scan to check the two things on lungs to make sure water is off lung. Does not know how is going to pay for this. If the patient was hospitalized from 02Aug2022to 03Aug2022. Blood pressure was sky high and takes blood pressure medicine Metoprolol and Losartan. Prior Vaccinations (within 4 weeks) there was no other vaccinations within four weeks prior to the first administration date of the suspect vaccine(s). No additional Vaccines Administered on Same Date of the Pfizer Suspect. No follow-up attempts are needed. No further information is expected.