nausea; hot flashes but not feverish; Dizzy; migraine headache; Lethargic; started feeling bad; he has in been bed sick as a dog; arm was only sore for a little bit; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 58 year-old male patient received bnt162b2 (BNT162B2), administered in arm right, administration date 14Apr2021 13:00 (Lot number: ER8731) at the age of 58 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Diabetes" (unspecified if ongoing), notes: diagnosed with this about 10 years ago. He says it may have been 20 years he does not know it was a long time ago. The patient's concomitant medications were not reported. Vaccination history included: Flu shot (kind of made him have flu symptoms). The following information was reported: MIGRAINE (non-serious) with onset 15Apr2021, outcome "not recovered", described as "migraine headache"; LETHARGY (non-serious) with onset 15Apr2021, outcome "not recovered", described as "Lethargic"; HOT FLUSH (non-serious) with onset 18Apr2021, outcome "unknown", described as "hot flashes but not feverish"; NAUSEA (non-serious), outcome "not recovered", described as "nausea"; DIZZINESS (non-serious) with onset 16Apr2021, outcome "not recovered", described as "Dizzy"; PAIN IN EXTREMITY (non-serious) with onset 2021, outcome "unknown", described as "arm was only sore for a little bit"; FEELING ABNORMAL (non-serious) with onset 15Apr2021, outcome "unknown", described as "started feeling bad"; ILLNESS (non-serious) with onset 2021, outcome "unknown", described as "he has in been bed sick as a dog".  Additional information: The patient said that his dog had surgery on the 7Apr2021. He clarified he thought it was the 14Apr2021 that he got the first COVID vaccine. He was all confused right now, and he went back on 05May2021 for the second one so he said it might have been on the 7Apr2021 that he got it. He would get his vaccine card to check, it is in the truck. He has not walked outside in 2 days because his head hurts so bad. He clarified the first dose was on 14Apr2021 and he was going on 05May2021 for the second dose. He confirmed that, the headache began the next day 15Apr2021, because it was the next day he started feeling bad and slowly he would say the next 2 days, it hit full bloom probably on Friday because it was bad the whole weekend. He confirms it started 15Apr2021 then it worsened Friday and over the weekend. He says at this point it has persisted about the same since it went full bloom, he confirmed ongoing and persisting. He was dizzy and drunk feeling. Lethargic and tired began 15Apr2021 because a friend of his told him on Thursday and Friday how lethargic and tired he was acting and then by Saturday the migraine had started and had been bad and Sunday night he got no sleep whatsoever. It was like he has pneumonia or something, his head was all clogged up. When he blows his nose, it was clear, so he did not have any infections. Hot flashes but not feverish began really bad Sunday, he confirmed 18Apr2021, it is ongoing. When asked if this had improved persisted or worsened, caller said it just comes and goes. Nausea began Friday night or Saturday. It is ongoing, and that had probably gotten worse. Dizziness began Friday, he confirmed it as 16Apr2021, and it is ongoing. He said it had worsened but it depends on when he comes out from under the covers with the headache, it goes with the headache. Regarding historical medication the patient reported that, he was not sure as he takes a lot of medications daily and he has not changed anything. He was not sure if any of it would be relevant, he takes a lot of medication, but he did not know whether something could have had an adverse reaction to it. He just did not know, and he went yesterday for his quarterly labs he had to take because he is a diabetic. He does not know the results yet from those. Vaccine was not administered at facility. The patient did not receive any additional vaccines on same date of the Pfizer suspect. The patient did not require a visit to emergency room or physician office, and he was debating whether to go. The patient did not receive any prior vaccinations (within 4 weeks). Also reported that his arm was only sore for a little bit. He said he forgot what he was about to say. He just wanted to report what happened.  No follow-up attempts are possible. No further information is expected.