hot flash in the head; headache; heavy heart; pain in the chest; not feel good/he doesn't feel great; some little heart, heavy heart; not sure if his blood pressure is high or low; fast heartbeat; sore throat; tiredness; sleepy; This is a spontaneous report from a contactable consumer (Patient). A male patient of unspecified age received second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: solution for injection, Lot number: Unknown) via an unspecified route of administration on 25May2021 at single dose for covid-19 immunization. The patient's medical history and concomitant medications were not reported. The patient previously took first dose of BNT62B2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: solution for injection, Lot number) on 04May2021 via an unspecified route of administration at single dose for covid-19 immunization and experienced tiredness. On 25May2021, patient experienced tiredness and sleepy, on 26May2021 patient experienced sore throat and hot flash in head, on 28May2021 patient experienced high heartbeat and on unspecified dates patient experienced headache, heavy heart, pain in the chest, does not feel good, feels that his chest was heavy, blood pressure high and low and it was a little bit uncomfortable. When patient got the second vaccine on Tuesday, 25May2021 he felt sleepy and tired that evening. He received the vaccine at lunch time. He had pizza and 2 beers, and 2 beer have not effective him this way before, but he experienced heavy heart, pain in the chest, fast heartbeat, he does not feel good. The next day after the vaccine, on 26May2021, he had a sore throat and a hot flash in his head that night. Yesterday, on 27May2021, he was feeling good but today on 28May2021, in the morning he had a high rate of his heartbeat. He did check his heartbeat with his hand, and it felt much higher than normal. He was asking if these were side effects of the Covid 19 vaccine. He had read online that these can be side effects. He feels that his chest was heavy, and it was a little bit uncomfortable. He called Pfizer for support, maybe he can buy some pills or medicine. He also would like to measure his blood pressure because he has a headache. He was not sure if his blood pressure was high or low. He just wants to measure his blood pressure and have some advice. He just called to get some help, and this was too complicated. He will go to Urgent Care for a check-up, the Urgent Care was across the street. He declines to file a safety report. No further information was provided or obtained. Transferring agent stated, Patient was calling about feeling all this kind of side effects. He was feeling tired and sleepy and some little heart, heavy heart with pain around the chest and he wanted to ask if it was like what medication he can take or buy to get off with all this pain that he was feeling and he wants to relate all this strange feeling in getting the Pfizer BioNTech COVID 19 Vaccine. Caller confirmed details provided by the transferring agent and adds that he can only say how he feels now, and he was calling to ask if it can be related to the Covid 19 vaccine. While transferring the call caller stated he was at the urgent care and did not wish to speak at this time. he stated he was ok. Agent did not get a chance to speak to the caller, minimal demographic not provided. The outcome of event was unknown.  Information about lot/batch number has been requested