nasal swab positive; nasal swab positive; this is a spontaneous report received from a contactable reporter(s) (other hcp) from product quality. the reporter is the patient. a 36 year-old female patient (not pregnant) received bnt162b2 (comirnaty), administered in arm left, administration date 23dec2021 08:00 (batch/lot number: unknown) at the age of 36 years as dose 3 (booster), single for covid-19 immunisation. the patient's relevant medical history and concomitant medications were not reported. vaccination history included: covid-19 vaccine (dose number: 1; manufacturer unknown, batch/lot no: unknown. unable to locate or read the details, location of injection: arm left, event start time: 05:30), for covid-19 vaccination, reaction(s): "severe bloating in lead up to menstruation", "extremely heavy bleeding from day 1"; covid-19 vaccine (dose number: 2; manufacturer unknown, batch/lot no: unknown. unable to locate or read the details, location of injection: arm left, event start time: 05:30), for covid-19 vaccination, reaction(s): "severe bloating in lead up to menstruation", "extremely heavy bleeding from day 1". the following information was reported: covid-19 (medically significant), drug ineffective (medically significant) all with onset 20jan2022, outcome "unknown" and all described as "nasal swab positive". the patient underwent the following laboratory tests and procedures: sars-cov-2 test: (20jan2022) positive, notes: nasal swab. clinical course: the patient did not receive any other vaccines within 4 weeks prior to the covid vaccine. the patient was not diagnosed with covid-19. the patient has been tested for covid-19.reason why batch/lot is unknown: unable to locate or read the details. the lot number for bnt162b2 was not provided and will be requested during follow up

test date: 20220120; test name: nasal swab; test result: positive ; comments: nasal swab

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