Dizzy; Headache; Joint pain; Fever; Injection site swelling; heartbeat would accelerate for a few seconds; Chills; off balance; throwing up; she could not drive and was half delirious; I am not feeling good; sneezing; has no energy; her bowel movement was little dab and then again another little dab; if she does not blow her nose, it feels like something is going down the back of her throat; She still has a punchy feeling; she does not have her peripheral vision right; Her arm felt like a boil where they gave her the shot.; Her arm is still is sore; This is a spontaneous report from a contactable consumer (patient). An 81-year-old female patient received her first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Batch/lot number: EL8982, Expiry Date of Pfizer covid vaccine: May2021), intramuscular injection in left shoulder on 21Jan2021 13:00 at single dose as preventative, since she did not want to get COVID again/there was a new strain of COVID that was easier to catch. Medical history included ongoing high blood pressure diagnosed about 5 to 7 years ago, ongoing high cholesterol diagnosed about 5 to 7 years ago, thyroid disorder, Supplementation, for bones, COVID-19 from Nov2020 to Dec2020: She had COVID in Nov2020 till the end of Dec2020, and she was getting better. Concomitant medication included ongoing metoprolol tartrate for high blood pressure, ongoing simvastatin for cholesterol, ongoing levothyroxine for thyroid, ongoing colecalciferol (VITAMIN D) as Supplementation, for bones. The patient experienced chills, off balance, dizzy, headache, joint pain, fever, injection site swelling, heartbeat would accelerate for a few seconds on 21Jan2021, throwing up in Jan2021. The patient spent that whole night getting up and down and going to bathroom for bowel movement, and her bowel movement was little dab and then again another little dab. She was throwing up by 3am or 4am that night, she threw up twice and reports it was like bubbles. Her side effects started Thursday night. She experienced chills, joint pain, fever, injection site swelling, her heartbeat every so often would accelerate for a few seconds. She dizzy and off balance when she would get up to go the bathroom. Since then she still had sneezing and she was blowing her nose, and if she did not blow her nose, it felt like something was going down the back of her throat. She wanted to ask how long she would experience the side effects and how many people had a problem with the first dose. She still had a punchy feeling, had no energy. She could lay down and fall asleep at almost anytime. Height: about 5'2'', she jokingly stated she was shrinking monthly. Her chills started Thursday night and by Saturday morning they were completely gone. When she tried to turn a corner and reported she did not have her peripheral vision right since she kept running into door frames. She was a little better, sometimes she could walk a straight line and sometimes she veers. Headache was ongoing. She did not have it today, it was not a severe headache, it was more irritating than severe. Her arm felt like a boil where they gave her the shot. Her fever went away Saturday night or Sunday morning. She felt like she was not in her own mind, like she was drifting, so time lines for side effects are hard to recall. Her arm was still was sore. Heartbeat would accelerate for a few seconds was occasionally still happening, it happened last night. She called the hospital (facility where it was received) back the next morning and she was told she could come if she wanted to but it was suggested to stay home and sleep it off. She told them she could not drive and was half delirious, she was told she could call an ambulance to come get her. She confirms she did not call ambulance or go to the hospital. When querying indication, she was told there was a new strain of COVID that was easier to catch. The outcome of events chills was recovered on 23Jan2021, vomiting was recovered on 22Jan2021, joint pain was recovered on 24Jan2021, fever recovered in Jan2021. The outcome of events balance impaired NOS, dizzy, vaccination site swelling, Peripheral vision defective was recovering. The outcome of event headache, sneezing, feeling of total lack of energy, feeling abnormal, sleep excessive and pain in arm was not recovered. The outcome of rest events was unknown.