she experienced fever/she had fever up to 100 to 102/fever was 99 on sunday; chills; diarrhea; nausea; Intestinal cramps; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 49 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 05Aug2021 13:00 (Batch/Lot number: unknown, Expiration Date: Oct2021) at the age of 49 years as dose 1, single for covid-19 immunisation. The patient had no relevant medical history. The patient's concomitant medications were not reported. The following information was reported: PYREXIA (non-serious) with onset 12Aug2021, outcome "recovered" (23Aug2021), described as "she experienced fever/she had fever up to 100 to 102/fever was 99 on sunday"; CHILLS (non-serious) with onset 12Aug2021, outcome "recovered" (23Aug2021), described as "chills"; DIARRHOEA (non-serious) with onset 12Aug2021, outcome "recovered" (23Aug2021), described as "diarrhea"; NAUSEA (non-serious) with onset 12Aug2021, outcome "recovered" (23Aug2021), described as "nausea"; GASTROINTESTINAL PAIN (non-serious) with onset 12Aug2021, outcome "recovered" (23Aug2021), described as "Intestinal cramps". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were not taken as a result of pyrexia, chills, diarrhoea, nausea, gastrointestinal pain. Reporter seriousness for Fever ,Chills, Diarrhea ,Nausea, Intestinal cramps was unspecified  Additional information: Patient received the first dose on 05Aug2021 and she was fine until seven days after then she had fever; chills; nausea and diarrhea for about four days. Reports then she was fine for three days; she could even go to work; then it hit her again for four more days. The second time she had fever up to 100 to 102 then it would break on the same day. She said that it was pretty intense. Mentions her oncologist wanted her to report. (name) her intestinal cramping was so bad her husband was going to take her to the emergency room, but she refused. Now her second dose is due tomorrow 26Aug2021. She has been good now for 48 hours; she is asking for recommendations, should she get the second dose tomorrow . she did have a COVID test yesterday; done so she could go back to work, but she doesn't have the results yet. patient mentions both daughters had abdominal pain as well and they had the Pfizer COVID 19 vaccine too. they went first. Her daughter, (name)  did go to the emergency room because she was freaked out and they told her there was nothing they could find. Clone reports are created to document the daughter's experience. This is report one of three. Patient states she is fully recovered from all her side effects as of Monday. Mentions the fever was 99 on Sunday. Vaccine Lot Number: FR3180 or FL3180.Vaccination Facility Type was pharmacy. History of all previous immunization with the Pfizer vaccine considered as suspect was none. Additional Vaccines Administered on Same Date of the Pfizer Suspect was none . Prior Vaccinations (within 4 weeks) was none.AE(s) following prior vaccinations was none   This follow-up is being submitted to notify that the lot/batch number is not available despite the follow-up attempts made. Follow-up attempts completed. No further information is expected.