euphoric feeling; This is a spontaneous report from a contactable consumer or other non hcp. This case was split to capture events after first and second dose of vaccine. This is the first of two reports, reflecting events after the 1st dose.  A 52-years-old male patient received BNT162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Lot No was not reported), via an unspecified route of administration, administered in Arm Right on Feb2021 as 1stdose, single, for covid-19 immunisation. Historical vaccine was Flu Vaccine which got started the Flu Vaccine back in September. Medical history included nephrolithiasis from an unknown date and unknown if ongoing , diabetes mellitus from an unknown date and unknown if ongoing. Concomitant medication(s) included insulin aspart (NOVOLOG) taken for diabetes mellitus, start and stop date were not reported; insulin glargine (LANTUS) taken for an unspecified indication from an unspecified start date and ongoing; atorvastatin (ATORVASTATIN) taken for blood triglycerides decreased, blood cholesterol from an unspecified start date and ongoing; dapagliflozin propanediol monohydrate (FARXIGA) taken for diabetes mellitus from an unspecified start date and ongoing; lisinopril (LISINOPRIL) taken for hypertension from an unspecified start date and ongoing; carvedilol (CARVEDILOL) taken for blood triglycerides increased from an unspecified start date and ongoing; lorazepam (ATIVAN) taken for anxiety from an unspecified start date and ongoing; sertraline hydrochloride (ZOLOFT) taken for sleep disorder from an unspecified start date and ongoing.  The patient experienced euphoric feeling on Feb2021. Patient is a 52-year-old male who has a medical history of diabetes and received the first dose of the Pfizer Covid-19 vaccine back in Feb2021 and had complaints of a euphoric feeling  and had the second dose of the Pfizer Covid-19 vaccine back in Mar2021 and felt "sick", had complaints of nausea, felt as if he was "beaten with a baseball bat from head to toe", and afterwards he started developing bone pain and numbness in his hands to elbows with "knots" that appeared.  Patient states that he still has numbness and bone pain, but the pain is getting better. Has been to rheumatologists and doctors for complaints he experienced after being administered the second dose of the Pfizer Covid-19 vaccine and HCP wants to put him on pain medication per patient and is asking how long will his side effects last and if the side effects are normal, patient is asking if he will return to 100percentage, asking if information can be provided to his employer regarding his side effects, if there is a doctor that works for Pfizer that would know about his side effects, asking to speak with someone "higher" about information on his side effects. Patient states that he doesn't believe no one else has not had his side effects and feels that there is more information about what he is experiencing.  Patient states that You guys are trying to brush me off. Patient stated he is 52 years old; a very active guy and he took the first shot and did not notice much of it. He then stated he had like a euphoric feeling that went away like initially sounded like stated 3 hours. However, after getting the second vaccine, two days after that everything changed, and he and his body was never the same. HCP details patient stated we can call every one of his doctors. He has several of them that he has had to see due to this. He confirmed all the doctors are at Hospital with the same address. Diabetes Doctor withheld- Rheumatologist, sated saw this doctor the first time today. withheld- Cancer Doctor withheld- Neurologist. Event Details was confirmed after the first dose he had a euphoric feeling. He clarified it went away after one hour and no problem after it. He received the first dose sometime in Feb2021, he does not remember the exact date. It was towards the end of Feb2021. After the second dose, sometime in Mar2021. Stated it would have been three to four weeks after the first one. Stated hospital would have record of when he received the COVID Vaccine. He further clarified not being the same as, He stated he has worked the same job for 23 years. After getting this vaccine he has missed more work than before. He never missed work over covid. He has missed more work than ever in life. He now has knots coming all over his hands. He has had to see two rheumatologists so far and his family doctor. The pain started two days after getting the second dose. The pain went from his elbows, down to his hands, and knuckles. He stated he no longer has any pain. It slowly went away. The pain started going away three weeks ago. He did not take any pain medicine. He does not take drugs or alcohol. The knots on his hands started coming up slowly. It was not overnight. It was within 34-week time period it started to come up. He showed all of this to the doctor and told this is not right. He did not have anything until he got the Pfizer vaccine. The knots are almost gone, not 100% gone, but almost gone. The knots did not really hurt. However, the knots did move around with a little pain. The pain was not that bad. Numbness: He stated he still cannot feel his hands. They are so freaking numb. He cannot feel his fingers. He started to feel numb three days after the second dose. It started and then got worse. He could not pick up his hammer. The pain was so excruciating. He reiterated he was very active, physical, exercised, ride bike each day. He worked hard all his life and did not really have pain except back pain before the vaccine. After day two he started to have pain like never before. It's like the vaccine attacked something in his body. He later, confirmed the numbness is getting better at this time. The numbness uses to be from his elbows down. Caller questioned when he would get the feeling back. During interaction, caller got upset and stated, "this should have been," but did not complete sentence. He then stated he was trying to do each thing right. Now two doctors so far have told him to never take the COVID vaccine again. He cannot take the booster if one is offered of any kind. He was just trying to do the right thing and as a result he missed all kinds of work. At work he is getting his ass ringed at work because he goes the COVID Vaccine, and he could not perform his job the way he usually would be able to due to the pain. Stated, now he is back to working 90% now. He got upset and stated this vaccine should have been studied more. He wants to know why it would affect him like this. He mentioned his other family members go the COVID Vaccine and they had no problems related to this product. Patient did not have vaccination card with him to provide lot/exp/NDC of first or second dose which was stated it is at home. He confirmed he got both doses in right arm. The right one where got shot in was double as bad with the knots than the left. The pain was worse in the right arm than left a little bit. Mentioned he is right-handed and uses his right hand more. Indication: He got the vaccine because he had not seen mom or dad in almost a year. They live in a senior living facility and could not see without getting the covid vaccine. Concomitant Medications: He mentioned all of these medications he has been on for the last 15 years Investigations: Stated has has so much lab work done in the last 3-4 months. Has had enough lab work to last a lifetime. Now he has a paper to get it done again. He does not have any specific results to provide. He stated the doctor has it and he does not know what these codes mean. At end of call, he commented this vaccine is safe for like 99.99% of people, but it was not safe for him. It's not safe because one would not have these effects and then it slowly starts to go away if it was safe. Outcome of the event was recovered.  Information about lot/batch number has been requested.