drug ineffective; i have since had covid and recovered; blood pressure ambulatory: erratic; this is a spontaneous report received from a contactable reporter (consumer or other non hcp) from the agency regulatory authority-web. other case identifier(s): ie-pfizer inc-202200293955 (same patient,product,different dose/event). a male patient received bnt162b2 (comirnaty) (batch/lot number: unknown) as dose 2, single for covid-19 immunisation; covid-19 vaccine (covid-19 vaccine) (batch/lot number: unknown) as dose 1, single. relevant medical history included: "coronary bypass" (unspecified if ongoing). the patient's concomitant medications were not reported. the patient experienced drug ineffective and have since had covid and recovered. the patient also had erratic blood pressure on an unknown date. the patient underwent the following laboratory tests and procedures: blood pressure ambulatory: erratic and the tablets would have to be increased to control it as the patient is a triple bi-pass recipient; x-ray: seems inconclusive'. the patient recovered from covid-19 on an unknown date while the outcome of the rest of the events was unknown. no follow-up attempts are possible; information about lot/batch number cannot be obtained. no further information is expected.; sender's comments: linked report(s) : ie-pfizer inc-202200293955 same patient/product; different dose/event

test name: blood pressure ambulatory; result unstructured data: test result:erratic; test name: x-ray; result unstructured data: test result:seems inconclusive'

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