muscle twitching and spasms throughout his body/muscle and nerve twitching all over; muscle twitching and spasms throughout his body; muscle and nerve tingling all over; felt chills underneath his skin, saying it was hard to explain the chilled feeling; hives on his face; soreness in his left arm (injection site) for 2 days but has continued to have a "heavy shoulders" sensation; soreness in his left arm (injection site) for 2 days but has continued to have a "heavy shoulders" sensation; his biceps felt like they had been worked out, and he had not worked out; heart palpitations; anxiety; his shoulders and under his arms felt heavy,; high blood pressure/his blood pressure was kind of high (145/18) the    first few days after receiving the COVID-19 Vaccine; racing heartbeat/Heart rate increased; having "brain fog"; This is a spontaneous report from a contactable consumer (patient) from medical information team. A 38-year-old male patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE; solution for injection, lot number: EN6206, expiration date was not reported) via an unspecified route of administration, in left arm, on 19Mar2021 17:00 (at the age of 38-years-old), at dose 1, single for covid-19 immunization. Medical history included acid reflux for years, brain tumor; had 2 brain tumors that were removed a long time ago, sick with a virus from Mar2020; virus was never confirmed to be the COVID-19 Virus. There were no concomitant medications. The patient did not receive any other vaccines within 4 weeks prior to the covid-19 vaccine. No additional vaccines administered on same date of vaccination. The patient experienced hives on his face on 19Mar2021, soreness in his left arm (19Mar2021) for 2 days but has continued to have a heavy shoulders sensation on Mar2021, muscle twitching and spasms throughout his body/muscle and nerve twitching all on 20Mar2021, high blood pressure/his blood pressure was kind of high (145/18) on first few days after receiving the covid-19 vaccine on Mar2021, racing heartbeat/heart rate increased on Mar2021, having brain fog on Mar2021, muscle and nerve tingling all over on 20Mar2021, felt chills underneath his skin, saying it was hard to explain the chilled feeling on 20Mar2021, his biceps felt like they had been worked out, and he had not worked out on Mar2021, heart palpitations on Mar2021, anxiety on Mar2021, his shoulders and under his arms felt heavy on Mar2021. The patient underwent lab tests and procedures which included blood pressure measurement: 145/18, heart rate: 100-105 bpm on Mar2021, had blood work done a month ago, and was normal. Therapeutic measures were taken included oral Benadryl, Cortizone 10 1% Hydrocortisone Cream for hives on his face, Xanax (generic Alprazolam 0.5mg tablet) over the past week (1 tablet on separate days) for anxiety, took some name brand Extra Strength Tylenol as other treatment for felt chills. The outcome of hives, soreness in his left arm was recovered on 21Mar2021, high blood pressure, palpitations and heart rate increased recovered on Mar2021, anxiety was unknown and all the other events were not recovered.  No follow-up attempts are possible. No further information is expected.