visual disturbance, couldn't see properly, spots before eyes; migraine; sickness; headache; couldn't put words together properly verbally or mentally; couldn't put words together properly verbally or mentally; vomiting; shaking; dizziness; exhausted; this is a spontaneous report received from a contactable reporter(s) (consumer or other non hcp) from the regulatory agency. the reporter is the patient. regulatory number: gb-mhra-webcovid-202202261822198720-t2kee. other case identifier(s): gb-mhra-adr 26655787. a 33 year-old patient received bnt162b2 (comirnaty), administration date 24feb2022 (lot number: fl9994) as dose 1, single for covid-19 immunisation. the patient's relevant medical history and concomitant medications were not reported. the patient did not have symptoms associated with covid-19 and not had a covid-19 test. the following information was reported: visual impairment (medically significant) with onset 26feb2022, outcome "recovering", described as "visual disturbance, couldn't see properly, spots before eyes "; headache (medically significant) with onset feb2022, outcome "recovering", described as "headache"; speech disorder (medically significant), disturbance in attention (medically significant) all with onset feb2022, outcome "unknown" and all described as "couldn't put words together properly verbally or mentally"; vomiting (medically significant) with onset feb2022, outcome "recovering", described as "vomiting"; tremor (medically significant) with onset feb2022, outcome "recovering", described as "shaking"; dizziness (medically significant) with onset feb2022, outcome "recovering", described as "dizziness"; fatigue (medically significant) with onset feb2022, outcome "unknown", described as "exhausted"; migraine (medically significant) with onset 26feb2022, outcome "recovering", described as "migraine"; illness (medically significant) with onset 26feb2022, outcome "recovering", described as "sickness". around 52 hours after the vaccine the patient experienced bright white lights in front of one eye and patient couldn't see properly. this came with a sudden headache. an hour later the patient couldn't put words together properly verbally or mentally. the visual implement settled down after 2-3 hours but the patient still had spots in the eyes. the headache got significantly worse and the patient was violently vomiting for 2 hours and had physical shaking and dizziness. the patient has been exhausted and had a headache since and been dizzy. the patient had not been tested positive for covid-19 since having the vaccine. the patient was not enrolled in clinical trials. no follow-up attempts are possible. no further information is expected