dehydrated; shaking; bowel movement that was loose but not like it was, not diarrhea; she had a little bit of something in her bladder, in her urine; she had a little bit of something in her bladder, in her urine; woke up completely drenched; Blood pressure dropped; Vomiting; nauseated and couldn't eat; nauseated and couldn't eat; high fever/ It got to over 103; Diarrhea is like a greenish color; diarrhea; Chills; This is a spontaneous report from a contactable consumer (patient). A 56-year-old female patient received bnt162b2 (BNT162B2), dose 1 via an unspecified route of administration at the age of 56-years-old, administered in Arm Right on 03Mar2021 15:00 (Lot Number: EN6204; Expiration Date: 30Jun2021) as single dose for COVID-19 immunization. Medical history included kidney and pancreas transplant patient since 01Apr2014 (On 01Apr2021, will be seven years since her transplant), Gastroparesis from 2005, Small intestinal bacterial overgrowth from 2019 (hasn't had any issues with that in over a year), Diabetic macular edema (Doesn't think Diabetic macular edema pertains to anything with the COVID Vaccine), pacemaker in her stomach (Procedure for pacemaker for stomach performed first time in 2006. Stomach pacemakers only last eight to ten years. Had the battery replaced in 2017), she had previously had C-Diff, high blood pressure (Doesn't have high blood pressure anymore), immunosuppressed. The patient's concomitant medications were not reported. Patient states about a week ago, she talked to someone at clinic, reporting after she got the first dose of the Pfizer COVID 19 vaccine. She had reported she had diarrhea. Clarifies she got her vaccine on 03Mar2021 at 15:00PM in the right arm. She previously reported she started having diarrhea in the night, Thursday (04Mar2021), and had it for ten days. At that time, when she had reported, she only had diarrhea. Diarrhea is like a greenish color. Has been trying not to eat heavy things, but diarrhea is still a greenish color. She contacted her stomach doctor and he wanted her to do a COVID 19 test, which was negative; and a whole stool work up because she had previously had C-Diff. She did all that and turned it in Friday. Adds she did have the chills a little on the day of the vaccine but they went away. Reporting new events today including on 13Mar2021 she started having a fever. It got to over 103; she was so nauseated she couldn't eat (13Mar2021); with chills (03Mar2021) and shaking (unspecified date). She treated the fever with Tylenol and got some relief but then her fever would go back up. She thinks she was getting dehydrated (Mar2021) from all the diarrhea and then she started to throw up on Tuesday (16Mar2021). That day she was admitted to the hospital, 16Mar2021. At the hospital they did another COVID 19 test that was negative; blood tests; urine test; US kidney; CAT Scan whole stomach; and they could not find anything that could cause her symptoms. Adds they did say she had a little bit of something in her bladder, in her urine (unspecified date). While hospitalized she was treated with IV antibiotics; Phenergan and Zofran which controlled the nausea and vomiting. Her fever went down to 99 by Friday. Adds she did have one episode on Friday of low blood pressure (19Mar2021) and they were watching it. She was discharged on Saturday and has not had a fever since she came home. Adds she did have a bowel movement that was loose but not like it was, not diarrhea (unspecified date). Mentions for the last two nights she woke up completely drenched (20Mar2021) but she did not have a fever. Adds she felt a little chill last night, but she just covered up with her blanket. She feels her dehydration is improving. Therapeutic measures were taken as a result of dehydrated, high fever/ it got to over 103 (pyrexia), vomiting, nauseated and couldn't eat. The outcome of dehydrated was recovering, diarrhea and diarrhea is like a greenish color was recovered on 18Mar2021, high fever/ it got to over 103 was recovered on 19Mar2021, chills was not recovered, vomiting recovered on 17Mar2021, nauseated and couldn't eat recovered on 18Mar2021, blood pressure dropped recovered on 19Mar2021, woke up completely drenched was not recovered, and all other events was unknown. The patient was hospitalized for dehydrated from 16Mar2021 to 20Mar2021.