pain in the arm; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 66 year-old male patient received bnt162b2 (BNT162B2), administered in arm right, administration date 15Mar2021 (Lot number: EN6204) at the age of 66 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "GERD" (unspecified if ongoing), notes: Gastroesophageal reflux disease; "Barrett's esophagus" (unspecified if ongoing); "Diverticulitis" (unspecified if ongoing); "Generalised anxiety disorder" (unspecified if ongoing); "Cataracts" (unspecified if ongoing); "Kidney stones" (unspecified if ongoing); "Chlamydial infection" (unspecified if ongoing); "Left ventricular hypertrophy" (unspecified if ongoing); "Vertigo" (unspecified if ongoing). Concomitant medication(s) included: OMEPRAZOLE taken for gastrooesophageal reflux disease (ongoing). The following information was reported: PAIN IN EXTREMITY (non-serious) with onset Mar2021, outcome "recovered" (2021), described as "pain in the arm".  Additional information: Concern: Consumer stated, "Well, I got my first Pfizer shot I just thought I should just call and discuss this with somebody bit of some sheet I got I got the Pfizer vaccine and I got that one on 15Mar2021 the first one and then I received the second one 02Apr2021 and when after I received the second one I had the pain in the arm like normal but it was a lot more severe than I got from the first one but it went away but you know normal 3 to 4 days it went away so I did not wasn't that concerned but I also know this to ask. Other Medical Conditions: Consumer Stated, "Nothing life threatening but I have chronic health conditions, quite a few of them. I got Barrett's esophagus, then Diverticulitis of the sigmoid colon then electro cardiogram(Further not clarified) they did was abnormal they said. I got GRD Gastroesophageal reflux disease. I got generalized anxiety disorder, GAD. I have Cataracts. They said I had a genital disorder I don't know what that means(Further not clarified hence not captured in tab). I got history of Calculus in the kidneys, kidney stones(Captured in tab) but I haven't had a problem with that from quite a while, I changed my diet. I have past Chlamydial infection which is an STD. I had hiatal hernia repair done, so surgery(Further clarification unknown hence not captured in tab). I have hypertension disorder they say, left ventricular hypertrophy which I guess has something to do with the heart, I think that's why they wanna do more test of my heart. I got polyps in colon (Further not clarified hence not captured in tab) and occasionally I get Vertigo so I have to have a colonoscopy quite often in another words to remove the polyps from my colon." Start date of taking the medication: Consumer Stated, "Well the Omeprazole I probably been taking that for 10 years at least 8 years or 7 years. I really couldn't give that to you without going through a pile of paper work." When asked about if consumer is taking any other medication, consumer Stated, "No, Just Omeprazole." Event Details: Event Date: Consumer Stated, "When I had the first shot I didn't have any side effects at all except for the minor arm pain."   No follow-up attempts are possible. No further information is expected.