Swollen lymph node in left armpit; other vaccine same date details:Flu quad shot; This is a spontaneous report from a non-contactable consumer. A 33-year-old female consumer (patient) reported for herself that,  A 33-years-old non-pregnant female patient (no pregnant at the time of vaccination) received third (booster) dose of bnt162b2 (PFIZER-BIONTECH COVID -19 VACCINE, solution for injection, Lot Number: 301308A, Expiry date: not reported) via an unspecified route of administration, administered in left arm on 30Sep2021 (33-year-old at the time of vaccination) as dose 3 (booster), single for COVID-19 immunization at Pharmacy or Drug Store and she also received influenza vaccine (FLU VACCINE VII), unknown formulation, Lot Number: not reported, Expiry date: not reported) via an unspecified route of administration, administered in right arm on 30Sep2021 (33-year-old at the time of vaccination) as dose number unknown, single for COVID-19 immunization. Medical history included High BP and known allergy: penicillin (Anything related to penicillin) from an unknown date and unknown if ongoing. Concomitant medication(s) included labetalol (LABETALOL) 100 mg twice a day taken for an unspecified indication, start and stop date were not reported; sertraline hydrochloride (ZOLOFT) 50 mg once a day taken for an unspecified indication, start and stop date were not reported; ascorbic acid, betacarotene, calcium sulfate, colecalciferol, cyanocobalamin, ferrous fumarate, folic acid, nicotinamide, pyridoxine hydrochloride, retinol acetate, riboflavin, thiamine mononitrate, tocopheryl acetate, zinc oxide (PRENATAL VITAMINS [ASCORBIC ACID;BETACAROTENE;CALCIUM SULFATE;COLECALCIFEROL;CYANOCOBALAMIN;FERROUS FUMARATE;FOLIC ACID;NICOTINAMIDE;PYRIDOXINE HYDROCHLORIDE;RETINOL ACETATE;RIBOFLAVIN;THIAMINE MONONITRATE;TOCOPHERYL ACETATE;ZINC OXIDE]) taken for an unspecified indication, start and stop date were not reported; cetirizine hydrochloride (ZYRTEC [CETIRIZINE HYDROCHLORIDE]) 24h taken for an unspecified indication, start and stop date were not reported. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Patient did not diagnose with COVID-19 prior to vaccination and has not been tested for COVID-19 since the vaccination. The patient previously took first dose of bnt162b2 (PFIZER-BIONTECH COVID -19 VACCINE, solution for injection, Lot Number: EN6209, Expiry date: not reported) via an unspecified route of administration, administered in right arm on 07Mar2021 (33-year-old at the time of vaccination) as dose 1, single for COVID-19 immunization and took second dose of bnt162b2 (PFIZER-BIONTECH COVID -19 VACCINE, solution for injection, Lot Number: EP7534, Expiry date: not reported) via an unspecified route of administration, administered in right arm on 28Mar2021 (33-year-old at the time of vaccination) as dose 2, single for COVID-19 immunization. On 30Sep2021, the patient received Flu quad shot on the same day as Pfizer vaccine received. On 02Oct2021, patient experienced swollen lymph node in left armpit. The patient did not receive any treatment for the event swollen lymph node in left armpit. The outcome of the event swollen lymph node in left armpit was reported as recovering.  No follow-up attempts are possible. No further information is expected.