3rd dose of the Pfizer covid 19 vaccine; 3rd dose of the Pfizer covid 19 vaccine; Caller stated he had a sore, achy arm after the 1st, 2nd and 3rd dose of the Pfizer covid 19 vaccine; This is a spontaneous report from a contactable consumer or other non hcp. A 73-years-old male patient received bnt162b2 (BNT162B2) formulation solution for injection, dose 3 (Lot Number: EW0176 expiry date was unknown) via an unspecified route of administration at arm right on 30Jul2021 as a single dose for covid-19 immunisation. Medical history included, from an unknown date and unknown if ongoing. There were no concomitant medications. The patient did not receive any other vaccine within four weeks prior to the COVID vaccine. Historical vaccine dose 1, Pfizer Covid 19 Vaccine (LOT number EM9809 expiry date was unknown) via unspecified route of administration at left upper arm on 06Feb2021 as a single dose for COVID-19 immunisation, dose 2 Pfizer Covid 19 Vaccine (LOT number EN6201 expiry date was unknown) via unspecified route of administration at left upper arm on 27 FEB 2021 as a single dose for COVID-19 immunisation. AE(s) following prior vaccinations: He stated the only adverse medical reaction, a negative reaction to a medicine was a couple years ago he developed an infection, a tooth infection maybe, he can't remember, and a doctor prescribed Augmentin, an antibiotic he has taken a number of times over the decades, but this one time, he almost went into anaphylaxis, he had finally caught his breath by the time the EMTs got there, they wanted to put him on oxygen, it wasn't like it wasn't something he hadn't taken before, that was the only negative reaction to any medication he's ever had. He stated he was convinced after he got the first dose that there was a load of antidepressants in it, he felt so relieved. (Name-withheld) with Pfizer Medical Information, INT-#, needs to report AEs from a reporter. Transferring agents stated the first concern that reporter stated is that he had a sore and achy arm after his first, second and third dose of the Pfizer BioNTech Covid 19 vaccine. Transferring agent stated he received the first dose 06Feb2021, second dose 27Feb2021, and third dose 30Jul2021. Transferring agent reports reporter got the third dose, the reporter stated the reason he got the third dose was because he pretended, he hadn't gotten the first two doses, so he got an off-label dose with the pharmacy. Reporter stated basically, he's not an MD, not a virologist, but was a bit of a science wonk, he was awestruck with messenger RNA vaccines, it's so cool, he's been following all the research all around the world, and the delta variant, and this was before the third dose on 30Jul2021, he was learning that because of the delta variant, he's still not going to die from it, he probably won't go into the hospital, he could get sick and could become a virus shedder, and just the thought of infecting somebody else, he couldn't live with it, he has had three doses and still wears a mask and distances in stores, he doesn't want to be a jerk. He stated because of the delta variant, he has learned there are new issues involved. He walked into a local pharmacy and pretended he hadn't had any doses and said he would like to get the vaccine, so he got the third dose of the vaccine, he got a brand new CDC vaccine, and about an hour after he got home, he got a call from the pharmacist stating they were entering it into the CDC database and his name came up as having two other doses, so he briefly explained why, and the pharmacist said well was he feeling okay, she just wanted to check and make sure, and he said yes, she didn't seem very upset about it at all. He stated his concern and what prompted this called was he's a science wonk, he's amazed by messenger RNA vaccines, and he learned that the reactions that people were having to the vaccination, the Pfizer and Moderna vaccines, were good things, it was the immunization kicking in, nobody was dying, nobody was catching Covid from the vaccine. He stated these people who have had reactions from the vaccine, they get to go to bed knowing the vaccine worked. He stated and at 73 years old, he wanted to make sure he was working, (name-withheld) looked it up, and said that he doesn't need to have had a reaction for it to be effective. He states he's glad this is recorded, in the context of his 73-year-old self, his arm and vaccination in general, he does not recall having received an annual flu shot, or pneumonia shot, or shingles shot, or any vaccine he's gotten that he did not get a sore arm, there was no way anybody could convince him it was specific to the Covid 19 vaccine. Reporter Type Stated no, but he's married to one, his wife is a nurse. Reporter stated he was happy to help if anybody at Pfizer wants to contact him, he was happy to provide any further information. Reporter stated he was substantially older than DSU call handler, it's kind of interesting in the context of this vaccine, he is old enough to remember the introduction of the polio vaccine in the mid-1950s, everything has virus in them, it was chaotic, people were getting sick, getting polio from the polio vaccines, it was an entirely different ball game, what he was seeing because of the DSU call handler's youth, or his advanced age, he was old enough to see what has just happened with Pfizer BioNTech and Moderna, and it's one of the most important medical developments of his lifetime. First dose; sore achy arm: 06Feb2021-07Feb2021, recovered completely. Second dose: sore achy arm: 27Feb2021-28Feb2021, recovered completely. Third dose: sore achy arm: 30Jul2021-31Jul2021, recovered completely. Reporter asked how was it that people his age are on the cutting edge of vaccines and have pounced on them, and the younger generations, they drink red bull by the gallon and eat hot dogs, they have tattoos all over their body, and they won't take these vaccines? He doesn't get that, it doesn't make sense, old people like him should be so far ahead of the curve and understand what they are doing, and young people are doing the opposite. Reporter stated pass his name and phone number on to any media contacts, he knows they are dealing with these crazy misconceptions. Swap from FC; 73-year-old reporter, immunocompromised, had both doses 3 weeks apart Feb2021. unsure how long after second dose, reporter went to (name-withheld), pretended he was not vaccinated and received a third dose, confirmed pharmacist believed it was patients first dose. stated had a sore arm after second and nothing after third. asking if booster is same as first two doses, if protection can be measured with antibody tests - declined ISI, transfer to PMI, will fax AE: side effects/third dose before recommendation - CEP 159558. Outcome of the event was recovered on 31Jul021.    Follow-Up (21Sep2021): Follow-up attempts are completed. No further information is expected.