Caller reports he had stool that was not fully formed/his stool was liquidy/close to diarrhea; pain in the arm; Double Vision , massive headaches; Double Vision , massive headaches; Achy and tired, like exhausted after the 2nd shot; Pain at the injection site.; achy/He was achy from joint pain; crampy; He was a little achy and had a headache after the second shot; double visions very disorienting; This is a spontaneous report from a contactable consumer (patient). A 53-year-old male patient received BNT162B2 (PFIZER-BIONTECH COVID-19 MRNA VACCINE, Injection, Batch/lot number: EWO158, expiration date: Jul2021) at left deltoid, in his shoulder on 28Apr2021 15:00 PM at second dose, 0.3 ml single for COVID-19 immunization. Medical history included overweight. Concomitant medication was none. the patient not received other medications within 2 weeks of vaccination. the patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Patient received first dose of covid vaccine (Lot number: EWO158) at Arm Left on 07Apr2021 15:00 PM for COVID-19 immunization and experienced diarrhea (since the first dose), worst headache of his life, Pain at the injection site, pain in the arm. Patient experienced double Vision and massive headaches, both on 05May2021 10:00 AM. patient had double vision about a week after the second dose of Pfizer COVID-19 vaccine (Also reported about 15 minutes after the 2nd COVID Vaccine, pending clarification), he read many times people saying it could be such neurological and/or blood clotting, reporter asked if people died from the vaccine. Caller stated he is overweight and afraid of this possible side effects affecting him even more than COVID-19 infection. He asked what about bowel movements or gastrointestinal side effects. He has had close to diarrhea for about 2 weeks now, since the first dose. Caller stated he does not have a Physician. Patient also reported the Headache after the 2nd vaccine was on 28Apr2021. patient reported he is getting a call. Never mind caller is letting it go to voicemail. Caller reports he was distracted but, he is better now. Caller reports he does not get headaches or neurological issues at all, usually. But after getting the 2nd shot, about a week ago from yesterday, he experienced double vision for about 15 minutes. When he got the 1st shot, the Monday after, he experienced the worst headache of his life worse than any hang over. He never had neurological issues and it terrified him because could not shake it right away, it lasted for about 15 minutes then it was gone. He asked if that is something that is a side effect that could be concern and should he be worried about it. Caller reports double vision for 15 minutes. He got the shot at about 10 am. This happened after the 2nd shot. He got the second shot on 28Apr2021. Caller confirms his first shot was on 07Apr2021. Double Vision: It lasted for about 15 minutes and he waited until it came back. It was scary. The double visions very disorienting, he couldn't see anything, he could not work, he could not do anything. For the double vision he just waited it out, by shutting his eyes and laying his head down, it did not work the first few moments but then it did. He was a little achy and had a headache after the second shot. He was achy from joint pain. He took Tylenol before he to went bed and the headache went away. After the first COVID vaccine he experienced the worst headache of his life: It was so bad it knocked him to knees he took Tylenol and it went away. Pain at the injections site, pain in his arm: Started right away after getting the 1st shot. He could not put weight on the arm or without feeling a little pain. After 09Apr2021 he did not notice much after that. Caller said he was achy all over after the first shot when mentioning the arm pain. He asked if this is all experimental right. He wants to find out as much as he can because he does not trust anything online or anyone that is why he called the source, which is Pfizer. Online there are reports from people against the vaccine and for the vaccine. Headache after the 2nd vaccine: He was achy, not as bad as the 12th. It went away on 29Apr2021 he took to some Tylenol before he went to sleep on 28Apr2021. and it went away in his sleep. The Tylenol took care of it. Achy and tired, like exhausted after the 2nd shot: Caller reports the event subsided on 01May2021. Gastro Issues: patient reports he had stool that was not fully formed, not diarrhea and not normal but, runny. It was not formed. He is feeling like he has to go after the second shot on 28Apr2021. It has not subsided yet, it is still kind of going right now. He is not rushing to the bathroom every 5 minutes, but its not comfortable, so its improved since the first time, he was very crampy and his stool was liquidy and now it is more solid, it is slightly improving. 1st Pfizer COVID vaccine Lot number: EW0158; zero maybe an O. he confirms both vaccines have the same Lot number as far as he knows. It is the same Lot on both cards he got. Prior to vaccination, the patient was not diagnosed with COVID-19. Since the vaccination, the patient has not been tested for COVID-19. No treatment received for double Vision. Patient was recovered from double Vision on 05May2021, recovered from headache on 29Apr2021, recovered from Fatigue on 01May2021. Outcome of other events was unknown. It was reported as non-Serious, Seriousness criteria of Results in death, Life threatening, Caused/prolonged hospitalization, Disabling/Incapacitating and Congenital anomaly/birth defect were all reported as No.    Information on Lot/Batch number was available. Additional information has been requested.