Redness; Itching at injection site; Loose stools; Sore injection site; Fever; Light headedness; This is a spontaneous report received from a contactable reporter (Consumer or other non HCP). The reporter is the patient.  A 71 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), intramuscular, administered in arm left, administration date 14Oct2021 09:30 (Lot number: EW0217, Expiration Date: 01Dec2021) at the age of 71 years as dose 3 (booster), single for covid-19 immunisation. Relevant medical history included: "high cholesterol" (unspecified if ongoing); "known allergies: penicillin" (unspecified if ongoing); "Arthritis" (ongoing), notes: Minor arthritis in hands and feet, age related. Concomitant medication(s) included: ROSUVASTATIN taken for blood cholesterol increased, start date: Oct2020 (ongoing). Vaccination history included: Bnt162b2 (Dose Number: 1, Batch/Lot No: EL3247, Location of injection: Arm Left, Route of administration: Intramuscular), administration date: 11Feb2021, when the patient was 70 years old, for Covid-19 immunization; Bnt162b2 (Dose Number: 2, Batch/Lot No: EL3247, Location of injection: Arm Left, Route of administration: Intramuscular, Verbatim: slight fever/ injection site pain with the second), administration date: 03Mar2021, when the patient was 70 years old, for Covid-19 immunization, reaction(s): "Slight fever", "Injection site pain". The following information was reported: PAIN IN EXTREMITY (non-serious) with onset 15Oct2021 01:30, outcome "recovered" (17Oct2021), described as "Sore injection site"; PYREXIA (non-serious) with onset 15Oct2021 01:30, outcome "recovered" (17Oct2021), described as "Fever"; DIZZINESS (non-serious) with onset 15Oct2021 01:30, outcome "recovered" (15Oct2021), described as "Light headedness"; ERYTHEMA (non-serious) with onset 16Oct2021 09:00, outcome "recovered" (Oct2021), described as "Redness"; VACCINATION SITE PRURITUS (non-serious) with onset 16Oct2021 09:00, outcome "recovered" (Oct2021), described as "Itching at injection site"; DIARRHOEA (non-serious) with onset 16Oct2021 09:00, outcome "recovered" (17Oct2021), described as "Loose stools". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of pain in extremity, pyrexia, dizziness. Therapeutic measures were not taken as a result of erythema, vaccination site pruritus, diarrhoea.  Additional information: No other vaccine in four weeks, other medications in two weeks was rosuvastatin. Complete only the section below for 3rd dose administration: Weakened immune system Other, please specify elderly.  Pertinent details: minor arthritis in hands and feet, age related. Patient had a progressively worse reaction to the vaccinations. Practically none with the first dose, slight fever/ injection site pain with the second. After third dose, she had 38.2 c fever for two days, in the morning of the second day she was not able to stand due to feeling dizzy (symptoms resolved by the evening). Had slight diarrhoea for a day. The injection site was painful for a couple of days, then become red and itchy. All symptoms resolved by now. She was generally healthy and active 71-year-old, she weighs 170 lb, so that was (other than age) risk factors for COVID. She generally appreciates opportunity to get the vaccine.  No follow-up attempts are possible. No further information is expected.