pain in her arm; a little bit of fatigue; This is a spontaneous report from a contactable consumer. This consumer reported for a female patient (reporter's significant mother) that, a female patient of an unspecified age received bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Solution for injection, Lot Number: EW0177, Expiry Date: Unknown), via an unspecified route of administration on left arm on 20MAY2021  as an 1st dose, single dose for COVID-19 immunisation. Patient's medical history and concomitant medications were not reported. It was reported that, patient had already been in the system. She share the different side effects she had after receiving the 1st dose of Pfizer BioNTech Covid vaccine, arm numbness, headaches and she had already reported this (Further clarification was unknown hence marked as initial report), she also mentioned other side effects for her daughter, her father, her mother, her brothers, her neighbor, her significant mother, reporter wanted to confirm whether, if she had already shared that last time, and that's the reason to make sure everyone information is captured. It is mentioned that, just to know her two brothers and her mom got the Moderna (Further clarification were unknown hence not captured in tab) one and then it was her daughter, her father and her significant mother who got the Pfizer BioNTech Covid Vaccine along with her." Reporter stated that, "So, she had called on Friday (date unspecified) with concerns with couple of different people and then the same details another concern about the family member with different vaccine and the reaction but yeah so basically she was just getting really nervous about having the second dose on Thursday (date unspecified) because she had side effects and reactions from 1st dose of that lasted a very long time and she was still having headache every day and like last week and little bit at the end of the week before she had issues with her arm going numb from her shoulder down to her pinky, so it was strange and was really concerned about all that and she was finally starting to feel little bit better like she was too tired to exercise everyday like she normally did for a while, and she started that back up last week ( on unspecified date), when she was exercising the headache kind of went away and then she stopped she found out her headache came back, she was a person that does not normally did not have headache or something wrong. Patient stated that, "The first dose on 20May and I am still having those symptoms today, on Thursday." (Confirmed as 28May2021 hence not captured in tab). She said that she haven't had the 2nd shot that's why she was concerned, that is why she was calling because she wanted to make sure she does not have reaction second time. The 2nd one was on Thursday morning (unknown date)." For treatment of adverse effect, it has been reported that, "No, she did take nothing, she asked her doctor if she take Tylenol but he said not to take Tylenol, So, she did not take Tylenol, He said she can take Tylenol after the 2nd shot if she wanted too but it is better if she do not and she didn't want to." Patient had 20 year's history of vasovagal syncope, the doctor told her she was going to faint anytime she was over feeded, fearful or she will." Reporter stated, "her daughter, she just had a sore arm for few days and she was little bit tired. Yes, just for couple of days." Reporter stated, her significant mother, just had pain in her arm for the first one and a little bit of fatigue, but she has the least reaction out of all three of them. Reporter stated, her dad did not have reaction what so ever her neighbor had Pfizer and she had a little bit of an adverse reaction. Reporter stated that, last patient (unspecified) she had Diarrhea after getting the dose. She did not know if it is her first or second. She made in home just in time for that and she was a little tired and she had a sore arm that is it. Reporter stated, No one else for Pfizer adverse effect. she said her father had a Pfizer Covid vaccine, but he had no reaction as he said. Reporter seriousness for pain in her arm and Fatigue was Unspecified. Outcome of the events were unknown.