was improperly administered into her bursa on her shoulder which caused her to have bursitis; her arm was sore a couple of days like the other 2 doses; joint pain acute of left shoulder from shoulder injury from vaccine administration (SIRVA); joint pain acute of left shoulder from shoulder injury from vaccine administration (SIRVA); Booster; was improperly administered into her bursa on her shoulder which caused her to have bursitis; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient. A 56 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 30Sep2021 (Lot number: FE3592) at the age of 56 years as dose 3 (booster), single for covid-19 immunisation. The patient's relevant medical history was not reported. There were no concomitant medications. Vaccination history included: Bnt162b2 (Pfizer Covid vaccine dose #1 on 02Mar2021 in her left arm at 2:01 pm. Caller does not have NDC or expiry to provide. lot EN6202.), administration date: 02Mar2021, when the patient was 55 years old, for COVID-19 IMMUNIZATION, reaction(s): "arm was sore"; Bnt162b2 (Pfizer Covid vaccine dose #2 on 23Mar2021 in her left arm at 12:07pm. Caller does not have NDC or expiry to provide. lot ER8727), administration date: 23Mar2021, when the patient was 55 years old, for COVID-19 IMMUNIZATION, reaction(s): "arm was sore"; Flu vaccine (caller states she got her flu vaccine a week before in her left arm and it didn't hurt and she had no side effects. Caller does not have NDC, lot or expiry to provide.), administration date: Sep2021. The following information was reported: IMMUNISATION (non-serious) with onset 30Sep2021, outcome "unknown", described as "Booster"; INCORRECT ROUTE OF PRODUCT ADMINISTRATION (non-serious) with onset 30Sep2021, outcome "unknown", BURSITIS (non-serious), outcome "unknown" and all described as "was improperly administered into her bursa on her shoulder which caused her to have bursitis"; PAIN IN EXTREMITY (non-serious), outcome "unknown", described as "her arm was sore a couple of days like the other 2 doses"; ARTHRALGIA (non-serious), outcome "unknown", described as "joint pain acute of left shoulder from shoulder injury from vaccine administration (SIRVA)". The events "was improperly administered into her bursa on her shoulder which caused her to have bursitis", "her arm was sore a couple of days like the other 2 doses" and "joint pain acute of left shoulder from shoulder injury from vaccine administration (sirva)" were evaluated at the physician office visit. Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of bursitis, pain in extremity, arthralgia.  Additional information: The patient did not receive any other vaccine within 4 weeks prior to the COVID vaccine and AE(s) following prior vaccinations were none. Reportedly, patient was not diagnosed with COVID-19 prior to vaccination. Patient's Medical History (including any illness at time of vaccination) was none. Patient stated her medical record says sub achromial bursitis of left shoulder, joint pain acute of left shoulder from shoulder injury from vaccine administration (SIRVA) and he gave her a Betamethasone Sodium Phosphate and Betamethasone acetate injection also called Celestone Soluspan. Emergency Room visit was not required.  Follow-up attempts are completed. No further information is expected.