Heart inflammation; Experienced left and right swollen lymphnodes; Chest pain; Heart palpitations; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 25-year-old male patient received BNT162b2 (BNT162B2), on 05Jun2022 at 15:00 as dose 1, single (Batch/Lot number: unknown) at the age of 25 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Acid reflux" (unspecified if ongoing), notes: Acid reflux; "Known allergies: Latex" (unspecified if ongoing), notes: Known allergies: Latex Seafood bananas; "Known allergies: Seafood" (unspecified if ongoing), notes: Known allergies: Latex Seafood bananas; "Known allergies: Bananas" (unspecified if ongoing), notes: Known allergies: Latex Seafood bananas. There were no concomitant medications. The following information was reported: CHEST PAIN (caused and prolonged hospitalization) with onset 06Jun2022 at 13:00, outcome "not recovered"; LYMPHADENOPATHY (caused and prolonged hospitalization) with onset 06Jun2022 at 13:00, outcome "not recovered", described as "Experienced left and right swollen lymphnodes"; MYOCARDITIS (caused and prolonged hospitalization, medically significant) with onset 06Jun2022 at 13:00, outcome "not recovered", described as "Heart inflammation"; PALPITATIONS (caused and prolonged hospitalization) with onset 06Jun2022 at 13:00, outcome "not recovered", described as "Heart palpitations". The events "heart inflammation", "experienced left and right swollen lymphnodes", "chest pain" and "heart palpitations" required physician office visit and emergency room visit. The patient underwent the following laboratory tests and procedures: SARS-CoV-2 test: (13Jun2022) Negative, notes: COVID test type post vaccination: Nasal Swab. Therapeutic measures were taken as a result of myocarditis, lymphadenopathy, chest pain, palpitations.  Clinical course: Patient had no other vaccine in four weeks and no other medications in two weeks, did not had COVID prior vaccination and not tested COVID post vaccination. Other vaccine same date vaccine date: 05Jun2022. The patient reported that "First day of me being vaccinated experienced left and right swollen lymph nodes now I have to get see a urologist then probably 4-5 after vaccination experience chest pain like I've ever felt in my life I just wish I would've never had gotten this shot to be honest now I have to go see a Cardiologist for an echo because of heart inflammation out of all my 25 years of living this has to be the most excruciating but I having faith it will turnaround but if your reading this I'm not anti or non anti but really do some thinking before you do I'm just the messenger love peace Also last thing Heart Palpitation I just pray everything turnaround and my health gets better everyday but I recommend everybody to think very long and hard about these things love". Ae resulted in doctor or other healthcare professional office/clinic visit, Emergency room/department or urgent care, Hospitalization, Prolongation of existing hospitalization (Vaccine received during existing hospitalization). Treatment was given with Naproxen and Lantroprazole.  The information on the batch/lot number for BNT162b2 has been requested and will be submitted if and when received.