Dates for COVID-19 Vaccine: (Start: 28 May 2021)/(Second Shot): June 10, 2021; Pain going down my lower back, its gas pain, its short pain; Pain going down my lower back, its gas pain, its short pain; intense belching in the middle of my chest; Have intense pain after I eat and it's like in stomach and it's burning; Have intense pain after I eat and it's like in stomach and it's burning; the thing is I also have fibromyalgia/ I manage the flare-up myself; Digestive problems; after the second shot I had a fever, 12 hours later and chills; It's the way I can tell as if I can see the prescription for the medicine (Famotidine) going up through my esophagus cavity and that kind of thing and I could tell it makes it worse; So after the second shot I had a fever; This is a spontaneous report from a contactable consumer( Patient herself). A 59-years-old female patient received bnt162b2 (BNT162B2, at the age of 59 years) on unspecified route of administration, admini9stered on right arm on 10Jun2021 Batch /Lot number EW0177) as dose 2,single for Covid 19 immunization. The medical history and concomitant medications were not reported.  On 10Jun2021,  after the second shot i had a fever, dates for covid-19 vaccine: (start: 28 may 2021)/(second shot): 10Jun2021, pain going down my lower back, its gas pain, its short pain, pain going down my lower back, its gas pain, its short pain , intense belching in the middle of my chest, have intense pain after i eat and it's like in stomach and it's burning, the thing is i also have fibromyalgia/ i manage the flare-up myself,digestive problems, after the second shot i had a fever, 12 hours later and chills, it's the way i can tell as if i can see the prescription for the medicine (famotidine) going up through my esophagus cavity and that kind of thing and i could tell it makes it worse.So after the second shot the patient had a fever, 12 hours later and chills and she was in bed and that kind of thing in the meantime during  3weeks when I was waiting, she was having digestive problem, so after the second shot between the fibromyalgia and digestive problems, she have been through absolute unbearable experience, now she don't know if this is a coincidence or what but she haven't experienced anything like that so, she went to my primary care physician and she said she gave me Famotidine which didn't help and it actually made it worse and then she was am trying to get and appointment with the Gastroenterologist but she can't, they are all booked up so she have to wait another 10 days before she got another appointment, so yesterday she went to another primary care because she was not satisfied with the first one, she told her that she tried Gaviscon that doesn't help. she tried Gas-X that does not help and she tried Tums and now it is Famotidine, so I went to a new one that someone recommended me and she said for me to call you she said this sounds like it could possibly be a side effect. When probed if consumer took Famotidine and Gaviscon as a treatment of adverse event (digestive problems), consumer stated, "Well she tried to take care of it myself but first, she tried Gas-X and then she tried TUMS, she tried Gaviscon and then when she went to the primary care she said try Famotidine which she did but she couldn't take it at all, you know it's the way she can tell, as if she can see the prescription for the medicine (Famotidine) going up through my esophagus cavity and that kind of thing and I could tell it makes it worse, So she just stopped taking it. Yesterday when she went to the primary care physician, she said you know just go through the Gastroenterologist, then she had to wait another 10 days.  She called 3 Gastroenterologist they said, they have put me on your waiting list and I haven't got any result from them for a long so, I don't know, I don't know what's next.Consumer stated, "That I have only taken in the last 5 days and I only took it 3 times so all of this the Gabaxone the Tums none of them was making it better and with this one it's generic 'pharmacy' (Further clarification was unknown)."Consumer stated, she was going to be 60 next week. When probe if consumer is taking:  Consumer stated, "No, I am not. I manage the flare-up myself." (Further clarification was unknown hence captured as event).Consumer stated, this morning she  got the doctor, the primary care and  let's see if she can find the paper work in there. It doesn't say this. It's the standard checkup here it is 'CBC' order this 'CNT AMB', Lipid Panel with 'RSL', Direct 'LDL' and TSH third generation." (Not appropriately clarified hence, not captured in tab)The patient underwent lab tests and procedures which included CNT AMB: unknown results on  unspecified date,TSH third generation: unknown results n unspecified date, CBC unknown results on unspecified date, Lipid Panel with 'RSL'unknown reults on unspecified date,low density liopprotein (LDL)unknown reulst on unspecified date.  Therapeutic measures were taken as a result of pain going down my lower back, its gas pain, its short pain,pain going down my lower back, its gas pain, its short pain (flatulence), intense belching in the middle of my chest , have intense pain after i eat and it's like in stomach and it's burning,have intense pain after i eat and it's like in stomach and it's burning,digestive problems , it's the way i can tell as if i can see the prescription for the medicine (famotidine) going up through my esophagus cavity and that kind of thing and i could tell it makes it worse . The patient tried Famotidine (Batch/Lot number 1CE2512A ) tried Gaviscon (Batch/Lot number unknown) that doesn't help and it actually made it worse, Tried Gas-X that does not help and the patient tried Tums (Batch/Lot number unknown) iscon that doesn't help. the outcome of Pain going down my lower back, its gas pain, its short pain was not recovered while outcome of rest all the events was unknown.