Felt crummy; Felt funny and started to get hot and chills at the same time; Felt funny and started to get hot and chills at the same time; Tired; Had increase temperature; Hot and flushed and bright red in face; Hot and flushed and bright red in face; immunocompromised; Slept 14 hours; This is a spontaneous report from a contactable consumer (patient). A 55-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, lot number: EL3248), intramuscularly in right arm on 15Jan2021 14:27 at single dose for covid-19 immunisation. Medical history included Lupus may make her immunocompromised which diagnosed in 2011, Raynaud's, hypertension which was completely managed, irritable bowel and reflux. All were diagnosed prior to the vaccine. Family medical history was none. There were no additional vaccines administered on same date of the Pfizer suspect. Concomitant medication included hydroxychloroquine for Lupus for many years, tadalafil (CIALIS) took for years for secondary reynauds associated with lupus, amlodipine from Jan2019 for blood pressure abnormal. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. The patient only had the first vaccine and at the time she received it, she got hot and flushed and went bright red in the face. That lasted 2 hours. She was literally bright red on her face. She got it Friday at 2:27 pm on 15Jan2021. Friday night, she slept 14 hours, which was unusual. She only got out of bed to walk her dogs. Saturday (16Jan2021), she felt funny and she started to get hot and chills at the same time. She took her temperature and temperature started in mid 99 degrees Fahrenheit and popped up to 100 degrees Fahrenheit. Then same thing again Saturday night. She slept 14 hours, which was unusual. Sunday (17Jan2021), she felt crummy. Her temperature spikes to 100.3 on Sunday. She contacted her manager who advised her to contact Employee Health the next morning and employee health told her that if her temperature spiked again on Monday to get a COVID test. She said it never went above 99 degrees Fahrenheit. Today (21Jan2021) was the first day she did not feel crummy. The sleepiness improved but only because she had to go to work. She was still tired. Feeling funny lasted 2-3 days. Her temperature on Saturday (16Jan2021) was 100 degrees Fahrenheit and on Sunday (17Jan2021) was 100.3 degrees Fahrenheit. She never took her temperature on 15Jan2021. The temperature had improved, but it was still hanging out around 99.4 and 99.6. Feeling crummy persisted through yesterday (20Jan2021). Today (21Jan2021) was the first day she felt normal again. She felt crappy all week. She took a fair amount of medication and did not know if it was relevant or not. She had other medications and had been on them for a long time.  No ER or physician's office required. She contacted with employee health but had not seen a provider. She planned to discuss with her provider because she wanted recommendation if she should receive vaccine 2. She realized it was a judgment call because she was only 50% covered after having the first dose. She was not sure if she will have a worse reaction with the second. Most people she talked to have no reaction but a significant reaction to the second one. She did not have any information on any of those that had a significant reaction. Details and time of onset provided as: Hot and flushed and bright red in face 14:28, Slept 14 hours 21:00-23:00, tired - she felt it the day before and said it started at 10:00 on Saturday morning, Felt funny and started to get hot and chills at the same time: 12:00, had increase temperature shortly after 12:00, because that was when she checked her temperature, felt crummy 10:00. The outcome of event hot and flushed and bright red in face, felt funny and started to get hot and chills at the same time, felt crummy was recovering. The outcome of event slept 14 hours, tired, increase temperature was not recovered.