Had a swollen spot underarm or armpit; It's painful and I'm not able to bring my arms down or move my arm; Swollen spot on armpit, painful and he is not able to bring his arm down or move his arm.; Swollen spot on armpit, painful and he is not able to bring his arm down or move his arm.; This is a spontaneous report from a contactable consumer. A 40-year- old (age at vaccination) male consumer (patient) reported that he Weight (kg): 107.95, Height (cm): 175 received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, solution for injection, cvoid-19 manufacturer; unspecified, UPC number, expiry date; unknown NDC number; unknown, Reason for no lot number: of COVID-19 Vaccine: Other: LOT#: consumer stated, "I don't have that information now.") via an intramuscular route of administration on 15Jun2021 at 16:00 at dose 2, single in arm left for covid-19 immunisation. Patient's medical history included diabetes, high blood pressure (dates unspecified). Historical vaccine included BNT162B2 via an unspecified route of administration on an unspecified date as dose 1, single for covid-19 immunisation. No reaction on previous exposure to Vaccine. Concomitant medication included SITAGLIPTIN (Januvia) for diabetes. Consumer received the second dose of the Pfizer-BioNTech COVID-19 Vaccine and had a swollen spot underarm or armpit on 17Jun2021. Reporter seriousness; unspecified. "It's painful and I'm not able to bring my arms down or move my arm." He is asking if this is a normal side effect, how long it will last, and for any recommendations on how to treat it and the pain. Response: Provided response per internal document. Also stated that it may be a swollen lymph node but referred him to a doctor or HCP. Transferring agent stated, "I have here a patient with me, who experienced the side effect with the Pfizer COVID vaccine. So the patient is 40 years old, he got the 2nd dose or the 2nd shot and experienced a swollen spot on his armpit, and this would be in the left arm, he noticed that it's painful and he is not able to bring his arm down or move his arm." When paraphrased the concern with consumer, consumer stated, "Yes." Mailing address, consumer stated, "No." Email address, consumer stated, "No, that I do not want to share that." When probed for the date of vaccination: consumer stated, "It was on Wednesday last week, Tuesday the 15Jun2021)." When probed, when did consumer started experiencing the adverse event: consumer stated, "48 hours after."Other medication: consumer stated, "It's Januvia (not alpha spelled, Further clarification unknown), I don't know the spelling of it." Indication, consumer stated, "For diabetes and blood pressure." Dose of Januvia: consumer stated, "No, actually I don't." Consumer further stated, "I have a question, is Pfizer gonna call me back, check up on me or they have gonna recommendation for me.'' Treatment for swollen spot: consumer stated, "No." When probed if condition is still persisting, consumer stated, "Yes." When probe if condition is improved or worsened, consumer stated, "It's exactly the same, no improvement." Anatomical site: consumer stated, "Left." Route of administration: consumer stated, "Intramuscular." Time of vaccination: consumer stated, "4 o' clock in the afternoon." Facility name: consumer stated, "No, I don't have that information." When probed if consumer underwent for any other vaccination 4 weeks prior to the 1st COVID shot: consumer stated, "No."Reassurance : consumer stated, "No, that's okay, I just want Pfizer to follow up." The outcome of events was not recovered. Information on lot/batch number has been requested.