He felt heart palpitations; gasping for breath, trying to catch his breath, and had trouble breathing; Light headed and dizzy; He threw up his whole dinner/ upchucking; Dehydrated; His blood pressure dropped to 80/40; Very weak; This is a spontaneous report from a contactable consumer. This consumer (patient) reported himself that a 72-years-old male patient received first dose of bnt162b2 (Pfizer-Biontech COVID-19 Vaccine, solution for injection, Batch/Lot Number: EN6208, Expiry Date: unspecified), via an unspecified route of administration on 12Mar2021 15:30 (at the age of 72-years-old) at right arm as single dose for COVID-19 immunisation. Facility where the most recent COVID-19 vaccine was administered was pharmacy or drug store. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Prior to vaccination and post vaccination the patient was not diagnosed with COVID-19. The patient's medical history was left kidney removed on 21Dec2020. He had a major operation(detail not provided). He is sure they loaded him up with all kind of medication.  He had no known allergies and not allergic to medications, food, or other products. Other medications the patient received within 2 weeks of vaccination was Metoprolol started about 4 years ago, for blood pressure and heart rate and folic acid started taking it about 3 years ago; both were continued. On 12Mar2021, 19:00, the patient came home an hour or so later, had dinner at 5:00 pm with 2 glasses of wine. At 7:00 pm he sat in his recliner and initially said he felt heart palpitations (it was clarified with the patient and he denied he had heart palpitations) and later clarified he was gasping for breath, trying to catch his breath, and had trouble breathing. He had lightheaded and dizzy, very weak, and he threw up his whole dinner/ upchucking (ended after probably about 1 hour, by then he was done). As a result of that, he became dehydrated. The paramedics told him that. His wife called the paramedics, he was taken to the Emergency Department by ambulance. He couldn't get out of the chair they had to lift him and carry him out to the ambulance. He received an Epinephrine shot and 2 bags of fluids, and his blood pressure dropped to 80/40 (4 hours after the shot was taken to the emergency room). The patient confirmed that he was not actually admitted. It was a surveillance. The low blood pressure ended an hour or so after. His shortness of breath ended 2-3 hours after the Epinephrine injection. More like, a little more than 2 hours. When asked outcome of dizziness caller reported he was very weak, that was hours later can remember still feeling that way lying in the emergency room, may have been about 4 hours. The patient was in emergency room for one day observation for all adverse events. He was discharged home on 13Mar2021. Lab tests (chest x-ray, blood work) were not required. Epi Pen was received as treatment for the adverse event. It was verified that he got and recovered completely from those events on 12Mar2021.   Follow-up (22Mar2021): This is a spontaneous report from a contactable consumer. This consumer (patient) reported himself.  No follow-up attempts are needed. No further information is expected.