heart flutters; heart palpitations; injection site was "sore"; swelling in the upper back part of [her] shoulder with a little numbness; swelling in the upper back part of [her] shoulder with a little numbness; This is a spontaneous report from a contactable consumer or other non hcp.   A 70-years-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Formulation: Solution for injection, lot number: EW0169) dose 1 via an unspecified route of administration, administered in left arm on 18Apr2021 12:00 as single dose for covid-19 immunization.  Medical history included, cholecystectomy on 23Dec2020, she explained she had gallbladder surgery on 23 December, allergy to anything with codeine or codeine related , on 09Apr1951, Deformed tooth , preauricular cyst from 09Apr1951,  Pre-audio congenital sinus , back pain, cerebrovascular accident, allergies, compromised immune status, respiratory illness, genetic / chromosomal abnormalities, endocrine abnormalities (including diabetes) and obesity. She Has holes in the top of her ear and sometimes they ooze a smelly discharge, jog until 2013. The family history included patient's Father passed away think stroke related , hypertension. Mother had high blood pressure and thinks she had angina; knows she had enlarged heart, but does not know what contributed to her death;  sister may have those papers but caller was never provided with information of what direct cause of death was , cardiomegaly. Concomitant medications included ibuprofen sodium (IBUPROFEN [IBUPROFEN SODIUM]) taken for back pain; metoprolol (METOPROLOL) from 2013. The patient previously took beta blocking agents, flu vaccine vii. She explained the injection site was sore and she had swelling in the upper back part of her shoulder with a little numbness, which lasted 24 hours. She added 4 days after vaccination, she experienced heart palpitations, she could feel it, and heart flutters. She specified these symptoms started on 22Apr2021 at noon, then the next day she had it again, but it lasted longer than the previous day, and it lasted all day long the following day. She said she started feeling better this past Saturday, on 01May2021, then on the following Sunday she was even "better", and Monday through today, Friday she has not experienced the reported symptoms. She said her primary care doctor (PCP) has offered to increase her beta-blocker if her symptoms would worsen, and that her palpitation could be due to anxiety. She explained she disagreed with her PCP. She mentioned she has not experienced these symptoms when feeling anxious in the past. She added she cannot rely on her PCP and is attempting to change PCP. She explained her PCP recommended her to get the second dose of the vaccine and said, it's better than nothing or [she] won't be immunized.  She mentioned her cardiologist, whom she is scheduled to see on 13May2021 said: she should go to the ER if her symptoms worsen, and she should get the second dose "if [she] feels comfortable". She explained her cardiologist sent that message to her through an unspecified intermediary after she informed him of her side effects from the vaccine. She specified she failed to obtain her cardiologist's recommendation on getting the COVID-19 vaccine prior to being vaccinated. She also mentioned she cannot take the Flu vaccine since she had a terrible experience the fourth year, she took it. She explained she took the flu vaccine for 4 consecutive years, the first year she was fine but the following year she reacted, and her reaction worsened after each year. She asked if she should take the second dose of the vaccine after experiencing side effects from the first dose.  She explained she is left alone to make that decision and needs guidance. She reported a lot of her family members had no side effect except for a sore arm after getting the Moderna COVID-19 vaccine. Side effects after her second shot may be more intense than the ones you experienced after her first shot. These side effects are normal signs that your body is building protection and should go away within a few days. patient asked if side effects from a booster dose of the Pfizer-BioNTech COVID-19 vaccine could be more intense. Upon follow-up received on 07May2021, on 18Apr2021, patient had other symptoms (Unspecified), On 18Apr2021 about 1 hour after being administered the Pfizer-BioNTech Covid-19 Vaccine she was leaving the site and started feeling like a little stinging sensation in the area of the injection in left arm. Around 13:44 her left arm became sore. She wasn't sure, said maybe she shouldn't carry her handbag on that arm so she switched her handbag to her right arm. Sensation went from the injection site down to the elbow and it wasn't quite like a soreness; like sensation; then started to feel heavy around a little below injection site of left arm felt a little heavy maybe inch or so from where the needle was put in. She felt just kind of weird. She guesses a little bit later on is when left arm started to feel a little sore but wasn't anything bad like bad soreness; she could feel it but not like ouch. She recovered completely from these events, they didn't stay forever. By the time she was on the way home she felt soreness had gone away. She did have a swelling not at the injection site but from off the injection site to the back top part of the shoulder kind of a little numb; felt a little numb and swollen didn't last forever think it started 18Apr2021 and thinks event went away by the next day, 19Apr2021, recovered completely. Soreness of arm lasted a little bit when she got home it was hard to move her left arm up and down. She looked at the vaccine papers which showed those effects and advised to exercise the arm and apply ice; applying ice didn't do any good; but she worked in physical therapy so she started exercising the arm moving the arm and that.  Recovered completely from all these events, further to date details unknown. On 22Apr2021 patient had heart palpitations, heart flutters. Patient had vaccine because something just hit her across the head guess because family members were getting it. She woke that morning and wasn't sure what happened, woke up feeling heart palpitations and heart flutters. The day she called the Cardiologist she was feeling lousy and that is when the Cardiologist relayed the message that if it got worse to call back or go to the emergency room. Cardiologist initially told her to contact her primary care physician and she thought why she would call her primary care physician when it's a heart problem she experienced; but she did call the primary care physician. Cardiologist and Primary Care Physician told her basically what she needs to do, and it was up to her whether to get the second dose of the Pfizer-BioNTech Covid-19 Vaccine. Each day it feels like her heart is getting back to normal, but it feels like her heart had been through the ringer with the heart palpitations and heart flutters. She reported these events have improved a lot but she is still not 100%, she would say probably 97% recovered at this time. It was an unknown if she will or will not be getting the second dose relative to these events. The outcome of events heart flutters, palpitations was recovering  and sore, swelling, hypoesthesia was recovered.   Additional information has been requested.