Fever; Allergy; Tiredness; brain fog; Flu symptoms; mood swings; confusion; Hot flash; congestion; sound little bit crackly; sore throat; allergy sinus; bruising at the site of the injection; This is a spontaneous report from a contactable consumer (patient). A 53-years-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, solution for injection, Lot Number: EW0177) via an unspecified route of administration on 12Jun2021 (at the age of 53 years old) as dose 2, single for covid-19 immunisation. The patient medical history and concomitant medications were not reported. Historical vaccine included the patient previously received the first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, lot number: EW0168) via an unspecified route of administration on 22May2021 (at the age of 53 years old) as dose 1, single for COVID-19 immunisation and no reaction experienced. On 14Jun2021, the patient had Fever, allergy, and tiredness. About three or four days after the vaccination, on an unknown date in Jun2021, after the vaccine she developed bruising at the site of the injection which remained for a week, after she was fed that injection and the bruise that a long to show up, she would have expected the bruising next day or two day but it took 3 or 4 days for the bruise to show up to feel it was there she just took a picture of it, She want to say on day 4 was when she got this brain fog, very big brain fog and came down flu symptoms, where appeared or very big allergy sinus symptoms and the brain fog sort of made her feel how can she say this mood swings, she had mood swings with the brain fog, it was sort of confusion and with allergy sinus, She felt lots of tiredness and did have fever that would come and go, she was going to say it happen it would appear and then stay about 5 or 2 minutes, then they then may be one or two hours it appeared again almost like a hot flash kind of thing, fever thing had subsided and the allergy sinus had subsided, she want to say because she was in a desert planet that had help to dry it up but she feel like was still left with brain fog. She still had sort of feel like a little congestion or sore throat but sort of affecting like a little bit of her airway she wanted say, it made her sound little bit crackly, she did not know how to describe that. Patient stated, the symptoms seems to had subsided but as she mentioned the bruise was still on her arm she had concern about blood clotting so was taking low dose aspirin because that bruise appear, that bruise appeared 3 or 4 days later so the symptoms had 70% had resolved and 30% remained within the next day, she think was going to emergency room. Treatment, Benadryl over the counter medicine for sinus symptoms, she low dose aspirin a 81 milligram because she was concern about blood clotting incident and because she was at the bruise and she was also using a chest rub in cold and flu over the counter. There was one more thing she did use, she had can of oxygen, which athletes use, high altitude Travelers use oxygen to help them, she did use that, it helped her somewhat. Reporter seriousness for events was unspecified. The outcome of the events was unknown.   Follow-up attempts are needed; Further information are requested.