Extreme pain in armpit/breast on left side; Extreme pain in armpit/breast on left side; Unable to sleep; Large swollen and bruised area in armpit; Large swollen and bruised area in armpit; breast extremely swollen (1.5 times normal size); redness spreading out from armpit into breast; Pain is needle-like, sharp and throbbing; Restricted movement and daily activities; Restricted movement and daily activities; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 51 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm left, administration date 02May2021 12:00 (Lot number: FH8030) at the age of 51 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "Fibroids" (unspecified if ongoing); "Sarcoidosis" (unspecified if ongoing); "Endometriosis" (unspecified if ongoing); "known allergies: Sulfa drugs" (unspecified if ongoing), notes: known allergies: Sulfa drugs. Concomitant medication(s) included: AZITHROMYCIN; PREDNISONE; IBUPROFEN. Past drug history included: Penicillin for Allergy: Penicillin, notes: known allergies: Penicillin; Whey protein for Allergy: whey protein, notes: known allergies: whey protein. Vaccination history included: Bnt162b2 (Dose Number: 1, Batch/Lot No: ER8737, Location of injection: Arm Left, Vaccine Administration Time: 12:00 PM), administration date: 11Apr2021, when the patient was 51 years old, for COVID-19 immunization. The following information was reported: AXILLARY PAIN (non-serious), BREAST PAIN (non-serious) all with onset 22Nov2021 03:00, outcome "recovering" and all described as "Extreme pain in armpit/breast on left side"; INSOMNIA (non-serious) with onset 22Nov2021 03:00, outcome "recovering", described as "Unable to sleep"; AXILLARY MASS (non-serious), CONTUSION (non-serious) all with onset 22Nov2021 03:00, outcome "recovering" and all described as "Large swollen and bruised area in armpit"; BREAST SWELLING (non-serious) with onset 22Nov2021 03:00, outcome "recovering", described as "breast extremely swollen (1.5 times normal size)"; ERYTHEMA (non-serious) with onset 22Nov2021 03:00, outcome "recovering", described as "redness spreading out from armpit into breast"; PAIN (non-serious) with onset 22Nov2021 03:00, outcome "recovering", described as "Pain is needle-like, sharp and throbbing"; LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (non-serious), MOVEMENT DISORDER (non-serious) all with onset 22Nov2021 03:00, outcome "recovering" and all described as "Restricted movement and daily activities". The events "extreme pain in armpit/breast on left side", "extreme pain in armpit/breast on left side", "unable to sleep", "large swollen and bruised area in armpit", "large swollen and bruised area in armpit", "breast extremely swollen (1.5 times normal size)", "redness spreading out from armpit into breast", "pain is needle-like, sharp and throbbing", "restricted movement and daily activities" and "restricted movement and daily activities" were evaluated at the physician office visit. Therapeutic measures were taken as a result of axillary pain, breast pain, insomnia, axillary mass, contusion, breast swelling, erythema, pain, loss of personal independence in daily activities, movement disorder.  Additional information: Patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. List of any other medications the patient received within 2 weeks of vaccination: BP meds, Ibuprophen. Day 5 still swollen but getting better. As part of treatment patient was evaluated and consulted with Infectious Diseases. Prior to vaccination, the patient was not diagnosed with COVID-19. Since the vaccination, the patient has not been tested for COVID-19.  Follow-up attempts are completed. No further information is expected.