felt weak /weakness; rapid heart rate; short of breath; didn't feel well; severe ringing in her ears; numbness on the right side of her face; Felt flush; light headed; felt spacey for 2 hours; muscle tone is gone on the right side of her face; redness; swelling of arm; pain in arm; headache; fatigued; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 71 year-old female patient received bnt162b2 (COMIRNATY), administered in arm left, administration date 11Mar2021 08:00 (Lot number: EN6199) at the age of 70 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "Factor 5 Leiden" (unspecified if ongoing), notes: hasn't had any issues with it except for one superficial clot. There were no concomitant medications. Vaccination history included: Bnt162b2 (DOSE 1,SINGLE, lot number: EN6201, Anatomical location: Left Arm, first one time: 9am), administration date: 14Feb2021, when the patient was 70 years old, for COVID-19 immunization, reaction(s): "flush light headed", "she had flushing", "felt really spacy". The following information was reported: HYPOAESTHESIA (non-serious) with onset 12Mar2021, outcome "recovered" (2021), described as "numbness on the right side of her face"; HYPOTONIA (non-serious) with onset 2021, outcome "unknown", described as "muscle tone is gone on the right side of her face"; TINNITUS (non-serious) with onset 12Mar2021, outcome "recovering", described as "severe ringing in her ears"; ASTHENIA (non-serious) with onset 15Mar2021, outcome "recovered" (2021), described as "felt weak /weakness"; HEART RATE INCREASED (non-serious) with onset 15Mar2021, outcome "recovered" (2021), described as "rapid heart rate"; DYSPNOEA (non-serious) with onset 15Mar2021, outcome "recovered" (2021), described as "short of breath"; ERYTHEMA (non-serious) with onset 2021, outcome "unknown", described as "redness"; PERIPHERAL SWELLING (non-serious) with onset 2021, outcome "unknown", described as "swelling of arm"; PAIN IN EXTREMITY (non-serious) with onset 2021, outcome "unknown", described as "pain in arm"; HEADACHE (non-serious) with onset 2021, outcome "unknown", described as "headache"; FATIGUE (non-serious) with onset 2021, outcome "unknown", described as "fatigued"; FLUSHING (non-serious) with onset 11Mar2021, outcome "recovered" (11Mar2021), described as "Felt flush"; DIZZINESS (non-serious) with onset 11Mar2021, outcome "recovered" (11Mar2021), described as "light headed"; FEELING ABNORMAL (non-serious) with onset 11Mar2021, outcome "recovered" (11Mar2021), described as "felt spacey for 2 hours"; MALAISE (non-serious) with onset 15Mar2021, outcome "unknown", described as "didn't feel well". The events "numbness on the right side of her face", "muscle tone is gone on the right side of her face", "severe ringing in her ears", "felt weak /weakness", "rapid heart rate" and "short of breath" were evaluated at the physician office visit and emergency room visit. Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: Reporter (patient) seeking recommendations if she should get the booster dose or not. Expiry Date of COVID vaccine: Unknown.  severe ringing in her ears which has subsided about 50 percentage. Reporter attributes the adverse events to the shot even though it may not be. She did not have a prescribing doctor. She was at the ER from 11 am -10:00- 1030 at night. Patient was at the Emergency Room from 11 am -10:00- 1030 at night. Patient went to the doctor at least twice for numbness. No additional vaccines administered on same date of the Pfizer suspect. Prior Vaccinations (within 4 weeks): no.  No follow-up attempts are possible. No further information is expected.