her MS started to flare; I have a lot of numbness and tingling in my left side; it's still a little tingling; I have a lot of numbness and tingling in my left side; it's still a little tingling; I had 3 days of sheer misery I couldn't use my left side as I am left handed; it made it kind of difficult; I couldn't hold anything in it, if I wanted to put my hand back; I could not even grab my head up to put it off; I have been not feeling that good; shot I went to home I had gastro intestinal problems; This is a spontaneous report from a contactable consumer (patient). A 60-year-old female patient received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE), dose 1 via an unspecified route of administration in arm left (reported as "Left shoulder") on 31Mar2021, at the age of 60-year-old (Batch/Lot number was not reported, it was reported that "it says Pfizer and then 8733") as single dose for covid-19 immunisation. Medical history included multiple sclerosis (MS) and she had the GA (gallbladder atony) thing it was awful she mean anything she ate or drank, right to the toilet. Concomitant medications included ibuprofen (ADVIL) taken for an unspecified indication, start and stop date were not reported and Vitamins. Consumer stated, she had the COVID-19 shot last Wednesday 31Mar2021 and she have MS so what it happens was she have got the shot she went to home she had gastro intestinal problems she had she could not get off the toilet for a while and then her MS started to flare, So she have a lot of numbness and tingling in her left side and it's still a little tingling but she had 3 days of sheer misery. She couldn't use her left side as she was left handed so it made it kind of difficult and she live alone. The reporter wanted to know that it was as potential side effects, she was just glad they didn't go full blown affect because they are miserable. When paraphrased the above concern, Consumer stated, No she was starting to get a lot better because she would be really going to say it if it didn't come, because she was not going to stand it but 3 days she couldn't use it at all, she mean she couldn't hold anything in it, if she wanted to put her hand back and probably feel she could not because she was not she could not hold anything she could not even grab her head up to put it off, as she said she had the GA thing it was awful she mean anything she ate or drank, right to the toilet. Consumer stated, No she haven't talked to anybody like any she have been not feeling that good, the first thing she had blown up in because when she had MS it starts to flare she don't she actually want to do is laid down and sleep. For treatment, consumer stated, no treatment, she stayed home, she just rested that's it, it's like her left side is affected her left leg was affected and her arm is affected all the left side is numb and tingly, so she don't like to do anything she don't like to walk anywhere, it's not good. Consumer stated, she just wanted to let us know in case anyone called us with and MS. Date for second shot of COVID-19 Vaccine is "21Apr2021." The outcome of the event "tingling" was recovering; of the other events was unknown.  Information about lot/batch number has been requested.