his glucose was high; Chest pain; very sleepy; States this might have just been an issue with his heart from the Pfizer vaccine; it's more tired; he feels like his muscle tone isn't the same as it used to be; kidney function went up as well; This is a spontaneous report from two contactable consumer (one is patient, one is mother). This 44-year-old male patient received bnt162b2 (COMIRNATY), dose 2 via an unspecified route of administration, administered in deltoid left (reported as left upper arm) on 12Sep2021 15:30 (Batch/Lot Number: FF2588) as dose 2, single at the age of 44-year-old for covid-19 immunisation. Dose 1 on 16Aug2021 around 3:30pm in his left upper arm at the age of 44-year-old for covid-19 immunisation. Stated the lot is FD3448, it's hard to read, it might be FD8448. Medical history included pulmonary embolism from 2017 and ongoing (at age 40). There were no concomitant medications. Vaccination facility type was pharmacy. No additional vaccines administered on same date of the Pfizer suspect. No prior vaccinations (within 4 weeks). No adverse events following prior vaccinations. Had a caller on the line calling about her son. After his 2nd dose of the Pfizer Covid vaccine last month and ever since that dose he has been having chest pains. The mother stated she had taken him to the ER as well and they had no idea what was going on and she was very concerned. The mother stated she would rather have the call handler talk to her son as she was a provider of the vaccine, they give all 3 vaccines at her company and he didn't come to her. The mother stated that his kidney function went up as well. The mother stated that where she was they had only had one adverse event and they are monitoring that in with held. The mother declined to make a report on that patient stating that they report on their link and don't call Pfizer, they have their own portal to report on. The mother stated her son has had chest pain since he had it and she looked at his labs, they are wacky labs and they don't know and he is very sleepy. The mother stated that the chest pain started 18Sep2021 and was staying the same, he got it every couple of days. The mother stated he went to the hospital 27Sep2021 for it as he figured it would had went away by now. Stated they did blood work (on 27Sep2021) and he went there and it was like an array of different things, his glucose was high. Patient stated the labs he provided are just some of them that were high and low. Patient stated it was more tired and he didn't know that was an issue, he was a little tired, stated the main thing was the chest pain. Stated that he felt like his muscle tone isn't the same as it used to be, he noticed that right after the 2nd shot. Patient stated he was prescribed Naproxen at the hospital. Stated this might had just been an issue with his heart from the Pfizer vaccine. The mother was on the line stating to be sure to include in the report notes her sons information so we can reach back out to her son and find out if he is still having pain. Results of tests and procedures for investigation of the patient on 27Sep2021: creatinine: 1.26 high; glucose: 150 high; white blood cells: 3.4 low; lymphocytes: 46.6 high; neutrophils: 1.39 low; stated they did an ultrasound to look at his heart, a chest x-ray, and an EKG. Stated he did not know the results. Adverse events required a visit to Emergency Room. Therapeutic measures were taken as a result of chest pain. The outcome of event chest pain was not recovered. The outcome of other event was unknown.  Follow-up attempts are completed. No further information is expected.