He's having a lot of headaches, he just feels like he's going to die; a lot of pain in his body/body is aching; feeling very sick; chest pains; he's feeling like his insides are going to burst/he's going crazy on his own; joint pain; he has shortness of breath; This is a spontaneous report received from a non-contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the parent.  An adult male patient received BNT162b2 (BNT162B2), as dose 2, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: Bnt162b2 (Dose 1), administration date: 2021, for COVID-19 Immunization, reaction(s): "joint pain", "chest pains", "he has shortness of breath", "he's feeling like his insides are going to burst/he's going crazy on his own", "He's having a lot of headaches, he just feels like he's going to die", "feeling very sick", "a lot of pain in his body / body is aching". The following information was reported: HEADACHE (non-serious), outcome "not recovered", described as "He's having a lot of headaches, he just feels like he's going to die"; PAIN (non-serious), outcome "not recovered", described as "a lot of pain in his body/body is aching"; MALAISE (non-serious), outcome "not recovered", described as "feeling very sick"; CHEST PAIN (non-serious), outcome "not recovered", described as "chest pains"; FEELING ABNORMAL (non-serious), outcome "not recovered", described as "he's feeling like his insides are going to burst/he's going crazy on his own"; ARTHRALGIA (non-serious), outcome "not recovered", described as "joint pain"; DYSPNOEA (non-serious), outcome "not recovered", described as "he has shortness of breath". The events "he's having a lot of headaches, he just feels like he's going to die", "a lot of pain in his body/body is aching", "feeling very sick", "chest pains", "he's feeling like his insides are going to burst/he's going crazy on his own", "joint pain" and "he has shortness of breath" required physician office visit and emergency room visit. Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: Caller stated she's calling on behalf of her son, stating that her son took the Pfizer in 2021. He took the last one in 2022. He took 3 of them. He's really having a lot of pain in his body. He used to go to the gym, he was healthy, he was fine. Now since he's got his last injection it's just been going down the drain. He hasn't been able for the past 2 years to do anything. He's been having chest pain. Any kind of working out he's feeling like his insides are going to burst. He's having a lot of headaches, he just feels like he's going to die. So reporter has been taking him to doctors and doctors and nothing seems to be helping." Caller stated that her son is "twenty" but then also added, "he was born in (withheld)". She added that she needed help as he's in a lot of pain, and was afraid he's going to kill himself". She later added that he's going through the joint pain too and that this was after. She then stated the first was in 2001 and now we're in 2023, and this was just getting worse, and she was just afraid he's going to go kill himself because his pains were so bad and there's nothing. Reporter had taken him to emergency room and had taken him to the doctor's, he's taken X-rays his body was aching, his chest just felt the pain, and he was perfectly healthy before the shot. And that's the only thing that- he doesn't even take any medicine, reporter then stated that she can't believe that there's no one out there like her son and further stated that it seem like her son was the only one out in the whole world who has these pains and that we are saying he's going crazy on his own, that this pain was not for real. When directed back to HCP for management she stated that they can't find, they can't see they just know that he took the shot and they've been trying to treat it, and it doesn't seem to be working. Further reported that her son has been feeling very sick since he got the Pfizer three shots since 2021, 2022. His body was aching and he was having chest pains. She doesn't know what to do, she needed some help. The side effects were there but what she was saying she needed help and asking what can they give him for having all these side effects. He was healthy, would go to the gym and was working out, now he always has chest pain and can't, he has shortness of breath, he was absolutely going crazy, he has pains all over. He has been going thru this a while, over year or two. She was reading side effects and they were exactly what he was going thru. Reporter then asked what kind of medication do they have or recommend to give him to feel better.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202300076136 same reporter/patient/event, different dose;US-PFIZER INC-202300076679 same reporter/patient/event, different dose;