urticaria nos; this is a spontaneous report received from a contactable reporter(s) (other hcp) from the regulatory authority. regulatory number: it-minisal02-842927. a 55 year-old male patient received bnt162b2 (comirnaty), administered in deltoid left (lot number: 1f1012a) as dose 3 (booster), 0.3 ml single for covid-19 immunisation. the patient's relevant medical history and concomitant medications were not reported. vaccination history included: covid-19 vaccine (dose 1; manufacturer unknown), for covid-19 immunization; covid-19 vaccine (dose 2; manufacturer unknown), for covid-19 immunization. the following information was reported: urticaria (medically significant) with onset 17dec2021, outcome "not recovered", described as "urticaria nos". no follow-up attempts are possible. no further information is expected