already after the 1st vaccination with pfizer 06nov2021 nausea; headache; asthenia; this is a spontaneous report received from a contactable reporter(s) (physician) from the regulatory authority-web. a female patient received bnt162b2 (comirnaty), administration date 06nov2021 (batch/lot number: unknown) as dose 1, single for covid-19 immunisation. relevant medical history included: "meningioma" (unknown if ongoing). the patient's concomitant medications were not reported. the following information was reported: nausea (hospitalization) with onset 06nov2021, outcome "not recovered", described as "already after the 1st vaccination with pfizer 06nov2021 nausea"; headache (hospitalization) with onset 06nov2021, outcome "not recovered", described as "headache"; asthenia (hospitalization) with onset 06nov2021, outcome "not recovered", described as "asthenia". the patient was hospitalized for nausea, headache, asthenia (start date: 12jan2022, discharge date: 14jan2022, hospitalization duration: 2 day(s)). therapeutic measures were taken as a result of headache. reporter comment: the flu vaccination was not carried out - posted by vigicovid19-sheet. the lot number for bnt162b2 was not provided and will be requested during follow up.; reporter's comments: the flu vaccination was not carried out - posted by vigicovid19-sheet; sender's comments: linked report(s) : it-pfizer inc-202200293923 the same reporter/patient, different dose/events