a lot of face redness; Very Tired; Severe Chills; Nausea; states that about a week before the second vaccine she wasn't sleeping well; This is a spontaneous report from a contactable consumer (patient). A 79-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, solution for injection, Batch/Lot Number: EN6198, Expiry date: not reported) via intramuscular route of administration, administered in Arm Left on 19Feb2021 10:30 (at the age of 79-year-old) as DOSE 1, SINGLE for COVID-19 immunization. Medical history included diverticulitis from 2016 and was ongoing (she changed her diet. No greasy, no fried, no spicy foods. 2017 attack, 2018 or 2019. On 17Feb2021, the patient had fever, blood pressure high and nose bleeds.In 1985, skin carcinoma (all basal cell, no medicine needed and14feb2021, basal cell on face biopsy only). Family medical history relevant to adverse event very healthy was never. Any H.B.P: just some. Digestive issue in past was no RX needed or medicine. Prior Vaccinations (within 4 weeks) was none. AE(s) following prior vaccinations was none. She states about 5-6 years ago, she had boosters from childhood shots, every booster. Never had the shingles shot. She states she has never had a reaction from any of it. Additional Vaccines Administered on Same Date of the Pfizer Suspect was none. The patient concomitant medications was reported as none. She states that she was healthy and she has never been ill. She states that she did have diverticulitis but has never needed surgery or anything like that. She states that she was able to change her diet to control it, so to have high blood pressure is something that she has never experienced or to have a red face. Family Medical History Relevant to adverse event was reported as none. On 19Feb2021, the patient experienced severe chills, nausea. On 20Feb2021, the patient experienced a lot of face redness, very tired and in 2021, states that about a week before the second vaccine she wasn't sleeping well.Caller states that on 19Feb2021, she got her first shot. She states after that she experienced a lot of face redness after 24 hours (20Feb2021). She states that she has never had to taken any medications, has never been ill, doesn't even take an aspirin, she was a healthy person. States that weight fluctuates between 112-114. States she was not overweight and was always very healthy. She states that she did have diverticulitis but has never needed surgery or anything like that. She states that she was able to change her diet to control it, so to have high blood pressure was something that she has never experienced or to have a red face. She states that she was wrapped up in 82-degree weather on her back porch in wool blanket. She states that she has chills and then gets hot and then cold and sweating. States that her hands are like ice cubes. States that she wasn't aware she was supposed to report it until she went to hospital on Sunday. States she thought the doctor office reports it because she had called her doctor office. she states that when she got the first shot, it kept her awake, like she drank 20 cups of coffee, but after 24 hours, she was just exhausted. She states that she has always been energetic and none of that anymore. She states that about a week before the second vaccine she wasn't sleeping well but she had started to feel better but then she got the second dose and that was a whammy. She states the nausea was slight after the first dose but more so after second shot. States that she was more aware of not wanting to eat and feeling nauseous. The patient received second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, solution for injection, Batch/Lot Number: EL9262, Expiry date: not reported) via intramuscular route of administration, administered in Arm Left on 13Mar2021; 10:30 as DOSE 2, SINGLE for COVID-19 immunization. Therapeutic measures were taken for the events. The patient underwent lab tests and procedures which included sars-cov-2 test negative: negative on 12Feb2021 Biopsy: Basal cell on face on 14feb2021. The outcome of the event states that about a week before the second vaccine she wasn't sleeping well was unknown and the other events was not recovered.  No follow-up attempts are possible. No further information is expected