respiratory distress; feels crummy; Severe Heartburn, like it was attacking him; joint pain/Joint Pain, every joint in his body ached, hasn't felt pain his bad in twelve years; hands hurt; a spot on his back hurting; hurt to breathe and progressed into congestion in his lungs, that he hasn't had. States he gets an exudate up; hurt to breathe and progressed into congestion in his lungs, that he hasn't had. States he gets an exudate up; I was spitting up blood; Frequent Bowel Movements and GI Issues; GI distress; Uncontrollable Chills; Vomiting blood; Couldn't Eat for 7 Days; This is a spontaneous report from a contactable other hcp (patient).   A 67-year-old male patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection; Lot number was not reported) via an unspecified route of administration, at the age of 67-year-old ,on 25Jan2021, as SINGLE DOSE for covid-19 immunisation.  Medical history included knee operation, hip surgery, throat surgery, and foot operation.  The patient has a respiratory issue and had paralyzed vocal chords and lost his voice for four years so stuff drops into his lungs and when he wakes up he has to clear crap out and reflux. Concomitant medications were not reported. History of all previous immunization with the Pfizer vaccine considered as suspect and additional vaccines administered on same date of the Pfizer suspect was none. Prior vaccination within 4 weeks was reported as none. The patient called the doctors office on 31Mar2021 because he had an antibody test done on 30Mar2021 and he doesnt have any antibodies. The patient was very sick for eight days after the first dose. Stated it has stripped his lungs and intestinal tract. The patient got the vaccine on 25Jan2021 and he stopped being able to eat the following night (26Jan2021), then about 30 hours after, he couldnt keep anything down, the patient woke up 5:00a.m. on 27Jan2021 vomiting bright red blood for 1.5 hours and was spitting up blood. The patient has vomited a lot in his life, but never blood before. On 27Jan2021, the patient GI issues further reported as frequent bowel movements and GI distress. The patient was on the stool every 15 minutes having a bowel movement, not diarrhea, but a bowel movement. On 28Jan2021, it hurt to breathe and felt like when there is a frost outside and you breathe in and it hurts, that is how his lungs felt and how they hurt for a second and they felt that way for 5 days and it has progressed into congestion in his lungs, that he hasnt had. The patient gets an exudate up. The patient couldnt eat anything but Jell-O and liquids for 7 days, it just didnt feel right. On day 8, he started to be able to eat again but since then, 25Jan2021, he is still having trouble regulating his gastrointestinal tract. Stated if he eats, then five minutes later he has to go the bathroom but cant. On 30Jan2021 he couldnt eat, they went to a restaurant and he took one spoonful, that was it. It was 02-03Feb2021 when he started feeling like he could try food again. His digestive system is not working smoothly. He also had severe heartburn on 29Jan2021 and nothing took care of it, it was like it was attacking him. He wants to eat now but his lower GI system feels terrible. He had a big meal last night but it seems to come and go and then he feels crummy on an unspecified date. Stated it improved on 02Feb2021 but it is still ongoing. The patient stated that every joint in his body ached on 29Jan2021 described as hands and wrists still hurt, his knee is hurting, and he has a spot on his back hurting that he doesnt remember hurting before. He has had knee, hip, throat and foot surgeries and a broken back four times and he hasnt felt pain like that in twelve years. It felt like his back was broken again. He had uncontrollable chills on 27Jan2021, but never got fever. He couldnt do anything and was under 3-4 blankets. Some of his issues are intermittent, stated he just had 2 really bad days. Clarifies that he had no fever, no diarrhea and he got tested for Covid in Mar2021 and it was negative. The patient also experienced respiratory distress on an unspecified date. Treatment: States he has reflux and takes medication for it and he was chewing antacids way more than he shouldve and taking Pepto-Bismol, Prevacid, Gaviscon and nothing worked or touched. He did these treatments for his GI issues and they didnt work. The events did not require emergency room or physician office visit. The events were assessed as serious (medically significant and disability). Stated he has not received the second one, he is scared to death. Outcome of Couldn't Eat, hurt to breathe and progressed into congestion in his lungs, that he hasn't had, States he gets an exudate up, was recovering; Vomiting blood and spitting up blood recovered in 2021, Uncontrollable Chills recovered on 27Jan2021; Outcome of Frequent Bowel Movements and GI Issues, feels crummy, respiratory distress, GI distress was unknown; Outcome of Heartburn, Joint Pain, hand pain, a spot on his back hurting was not recovered.  Information on the lot/batch number has been requested.