patient experienced the arm pain at the injection site for all of her Pfizer Covid vaccines/arm and body discomfort at the injection site/ discomfort she thinks at the site; patient experienced the arm pain at the injection site for all of her Pfizer Covid vaccines/arm and body discomfort at the injection site/ discomfort she thinks at the site; This is a spontaneous report received from a contactable reporter(s) (Other HCP).  An 87-year-old female patient received bnt162b2 (BNT162B2), on 30Sep2021 as dose 3 (booster), single (Lot number: 30145BA) at the age of 87 years for covid-19 immunisation. The patient's relevant medical history included: "Diabetes" (ongoing), notes: Diabetes diagnosed many years ago; "Hypertension" (ongoing), notes: Hypertension diagnosed many years ago. There were no concomitant medications. Vaccination history included: bnt162b2 (DOSE 1, SINGLE, Lot number: EN6203), administration date: 07Mar2021, when the patient was 86-year-old, for COVID-19 immunization, reaction(s): "patient experienced the arm pain at the injection site for all of her Pfizer Covid vaccines"; bnt162b2 (DOSE 2, SINGLE, Lot number: EL926), administration date: 28Mar2021, when the patient was 86-year-old, for COVID-19 immunization, reaction(s): "patient experienced the arm pain at the injection site for all of her Pfizer Covid vaccines". The following information was reported: VACCINATION SITE PAIN (non-serious), VACCINATION SITE DISCOMFORT (non-serious), outcome "unknown" and all described as "patient experienced the arm pain at the injection site for all of her Pfizer Covid vaccines/arm and body discomfort at the injection site/ discomfort she thinks at the site". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of vaccination site pain, vaccination site discomfort.  Additional Information: The caller's mother experienced arm pain at the injection site after the Pfizer covid vaccines and the patient did not seek medical help and only took Tylenol. The caller has the patient's shot information from 2021. The caller had three covid vaccines and the booster. Both the caller's mother and she both had the same shot on same day but the caller's mother is ok except for arm and body discomfort at the injection site and the caller is not concerned about that. For the injection site pain, reporter states it is unknown for the dosages for those vaccines as the dose is not written down and it was probably 0.1 but she would have to find out. Clarified that the patient and the caller both experienced pain with all of the Pfizer covid vaccines which is normal and the patient's first Pfizer dose was on 07Mar2021 with lot EN6203; the next was on 28Mar2021 with lot that starts with EL926 and the caller can't make out the rest of the information and thinks it says 60 but it is not that legible. States for the patient, the rest of the dates, lots and other vaccine information is not handy but then states the patient had a 3rd Pfizer vaccine on 30Sep2021 and it has lot 30145BA. The patient experienced the arm pain at the injection site for all her Pfizer Covid vaccines. The reporter and the reporter's mother both had the Pfizer covid vaccine on 16Oct2023 so it is probably the same lot number. The patient has been covid negative and has been fine except for that discomfort she thinks at the site and they have been pretty lucky.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202300353419 same reporter/patient/vaccine/event, different dose;US-PFIZER INC-202300353410 same reporter/patient/vaccine/event, different dose;US-PFIZER INC-202300347242 same reporter/patient/vaccine/event, different dose;