ear feel like they were popping/ears pop when she swallows; Sore throat; Throat was swollen; fever; diarrhea; chills; This is a spontaneous report from a contactable consumer (patient herself).   A 77-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Formulation: Solution for injection Batch/Lot number: EL9261, Expiration Date was not reported), via an unspecified route of administration on 25Jan2021 (at the age of 77-year-old) as 1st dose, single for covid-19 immunisation. Medical history included covid-19 from Sep2020 to an unknown date, breast cancer female (Breast cancer with lymph node removal) from 2012 to an unknown date, lymphadenectomy (Breast cancer with lymph node removal), type 2 diabetes mellitus, blood pressure abnormal. Concomitant medications included metformin hcl (METFORMIN HCL, 500mg) taken for type 2 diabetes mellitus from 2006 and ongoing; simvastatin (SIMVASTATIN, 20mg) taken for blood pressure abnormal from an unspecified start date and ongoing. It was reported that, patient got the Pfizer COVID-19 vaccine on 25Jan2021 and on the next day (26Jan2021), she had a fever (101.1F), diarrhea, and chills. It reminded her of her having COIVD-19 back in Sep2021. She said she took some Tylenol and She put compresses on her forehead and neck, then her temperature went down to 99F. She didn't have chills. She did have diarrhea on Tuesday as well, her temperature remained on 99F and caller had no fever since then but on Wednesday (27Jan2021), She was fine on Wednesday. Then on Thursday, her throat was sore. Her throat was still sore when she swallows. She has not had trouble breathing, her throat was swollen and her ear feel like they were popping. Her ears will pop when she swallows. She said it was uncomfortable. It was just annoying. She checks her temp, pulse, and o2 intake every day. They are good. She heard them say something about 3 when they were talking about the dose. She had COVID back in Sep2020. It was a mild case. She had diarrhea and a temp. That was it. She wasn't sure if she could get it again, or if she could carry it and give it to someone. That was why she decided to get it. She also had breast cancer, and her lymph nodes removed in 2012. She was due for her second shot 16Feb2021. She taught school for 32 years. She has a doctor's appointment tomorrow (04Feb2021) and will have some bloodwork done. She said she monitored her pulse (heart rate was on 70s) and oxygen level (94 or 97) and said they were good. She wanted to know recommendations for the second dose considering this AE. The patient underwent lab tests and procedures which included body temperature was 99 on an unspecified date, body temperature was 101.1 on 26Jan2021 , body temperature was 99 on 27Jan2021, heart rate: 70s/good on an unspecified date (She said she monitored her pulse (heart rate was on 70s/She checks her temp, pulse, and o2 intake every day. They are good) , oxygen saturation: 94or 97/good on an unspecified date (oxygen level (94 or 97) and said they were good/She checks her temp, pulse, and o2 intake every day. They are good), sars-cov-2 test: positive on Sep2020. Therapeutic measures were taken as a result of fever (pyrexia). The case was non serious. The outcome for the event fever was recovered on 27Jan2021, for events chills and diarrhoea was recovered on 26Jan2021, not recovered for events ear feel like they were popping/ears pop when she swallows, Sore throat and unknown for other events.  Follow-up attempts are completed. No further information is expected