heart palpitations; hands sweating profusely; tongue felt strange; she felt a burning sensation when shot was going through her arm; shortness of breath; stomach cramping; bands on top of head; thirsty; body into shock mode, trembling and shaking; body into shock mode, trembling and shaking; This is a spontaneous report from a contactable consumer (patient). A 58-years-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: Solution for injection, lot number: EN6207, patient was 58-year-old at the time of vaccination), via an unspecified route of administration, administered in Arm Left on 23Mar2021 at 12:50 as DOSE 1, SINGLE for covid-19 immunisation. Medical history included hypothyroidism. Concomitant medication(s) included thyroid (ARMOUR THYROID, formulation: tablet, dose: 60 mg once a day, 6 day a week) taken for hypothyroidism, start and stop date were not reported as taking for years and years., Women's One a day calcium had not taken this a week before the vaccine, Multivitamins, always takes over the counter probiotic before bed. No history of previous immunization with the Pfizer vaccine considered as suspect. No additional vaccines administered. No prior vaccinations within 4 weeks, no AEs following prior vaccinations. It was reported that after vaccination she waited the 15 minutes but her equilibrium felt a little off. While driving, tongue started feeling strange but that she was trying to stay alert because she was driving. Went through the day feeling completely strange, and odd. When attempting to try and sleep around 11:30 that night, noticed her hands started sweating profusely and started having heart palpitations. States she felt pain, described pain as cramping, like if you have diarrhea, from specific points from right side to left side. Her body started going in to shock mode- all of her muscles were shaking, and was trembling and shaking, she could not get them to stop. States she could not get this to stop for a half hour and kept telling self to breathe like in Yoga. She got out of bed twice to get water, get things in her system, and do what she needed to do. States her body seemed to settle down but everything all hit at once. States that this would have been 11 hours later and wants to know if this is a typical reaction. Should she get the second dose of the vaccine. Could this be anxiety. Reported that this was a very strange thing and had no control over her body. States she was not cold, had no fever, just body response. Bands on back of the head started right after shot, within 15 minutes, could feel all day in back of head, felt like rubber band on back side of head, creating equilibrium problems. During driving feeling thirsty, and drinking a lot of water through-out the day. States brain was functioning at normal level, she can relate to being in shock, and that her brain was normal but her body wasn't. States she had settled down and got some sleep, but still felt tension in her stomach, her body was super tense, until mid-afternoon the next day. On 23Mar2021, the patient experienced tongue felt strange, she felt a burning sensation when shot was going through her arm, shortness of breath, stomach cramping, bands on top of head, thirsty, body into shock mode, trembling and shaking, on 23Mar2021 at 11:30 the patient experienced hands sweating profusely, on 23Mar2021 at 23:35 the patient experienced heart palpitations. No AEs require a visit to emergency room and physician Office. No treatment was received for events. The outcomes of events (she felt a burning sensation when shot was going through her arm, body into shock mode, trembling and shaking) were recovered on an unspecified date in 2021 and rest all outcome of events were unknown.  No follow-up attempts are possible. No further information is expected.