she seems to have a cold with a runny nose; full of phlegm; Adds now she seems to have a cold with a runny nose; feeling tired/she is tired; extreme chills and freezing; she cut her lip in two places from her teeth chattering; Uncontrollable shaking/worst part was the chills, almost like a seizure'; she had extreme chills and freezing for 3 hours starting when she went to bed.; She started to feel nausea later on Monday; stiff neck on the right side of the back of her neck the day after the vaccine; headachy; Adds hers were like a fast flu; she was so sick she had to get back in bed yesterday; This is a spontaneous report from a contactable consumer (Patient). A 84-year-old female patient re-ceived first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for Injection, Batch/Lot Number: EL3247; Expiration Date: unknown), via an unspecified route of administration, administered in arm left on 21Jan2021 16:00 (at the age of 84-year-old) at a 1st dose, single for COVID-19 immuniza-tion. Medical history included thyroid disorder. No medical history (including any illness at time of vac-cination) was reported. None of the patient family medical history was reported. The patient did not receive any other vaccines prior to the COVID vaccine within 4 weeks. Concomitant medication includ-ed levothyroxine sodium (SYNTHROID) at a dose of 0.88 mg 1x/day (.088 mg; take once daily by mouth) via oral route of administration taken for thyroid disorder. Consumer states she received the Pfizer COVID 19 vaccine 21Jan2021 at 1600PM in the left arm. The effects didn't come until Tuesday night when she went to bed. The patient experienced worst part was the chills, almost like a seizure, headachy, she was so sick she had to get back in bed yesterday, hers were like a fast flu on an unspeci-fied date in Jan2021, she seemed to have a stiff neck on the right side of the back of her neck the day after the vaccine on 21Jan2021, she started to feel nausea later on Monday on 25Jan2021 and she had extreme chills and freezing for 3 hours starting when she went to bed on 26Jan2021. Adds she took two Advil, put on sweats and took a heating pad into bed then she was able to fall asleep. She cut her lip in two places from her teeth chattering and uncontrollable shaking Tuesday night on 26Jan2021. When she put the heavy clothes on and took that Advil the chills stopped, and she slept for four hours. she is tired on 27Jan2021, she seems to have a cold with a runny nose and full of phlegm on 28Jan2021. The patient received Advil as a treatment medication to the events extreme chills and freezing. The events were reported as non-serious. Outcome of the events she seems to have a cold with a runny nose, full of phlegm was not recovered; headachy, adds hers were like a fast flu, she seems to have a cold with a runny nose, worst part was the chills, almost like a seizure, she was so sick she had to get back in bed yesterday was unknown; she started to feel nausea later Monday, she cut her lip in two places from her teeth chattering, feeling tired/she is tired was recovering; stiff neck on the right side of the back of her neck the day after the vaccine was recovered on 25Jan2021, and re-maining other events extreme chills and freezing, she had extreme chills and freezing for 3 hours start-ing when she went to bed, uncontrollable shaking recovered on 26Jan2021. She was asking about getting the second dose considering her chills, Mentioned she talked to a few people who had the chills and were tired after the second dose but they were not as bad and every-thing was over in a day or so. Caller declined to report on anyone she knows who had chills and was tired after the vaccine. Adds she is scheduled to receive the next dose of the vaccine 10Feb2021. Adds it scares her a little bit because of the extreme chills. Follow-up attempts are completed. No further information is expected.