Falling Asleep/Passing Out Episodes; 3 Really Bad Ones; Caller states when the episodes happen, her blood pressure skyrockets. Caller states one of them happened at work and her blood pressure was 190/90.; weak and her muscles feel weak like Jell-O /her arms too feel like they are not normal, they are really weak/ leg weakness; weak and her muscles feel weak like Jell-O and she moves really slow; arms and legs weak; arms too feel like they are not normal, they are really weak and she can't hold things; weak and her muscles feel weak like Jell-O and she moves really slow; feels tired all the time now and yawns all day. Caller states when she comes home from work at 5:30 she is asleep by 6:30 and she sleeps all night; feels tired all the time now and yawns all day. Caller states when she comes home from work at 5:30 she is asleep by 6:30 and she sleeps all night; had a metallic taste in her mouth; felt almost like she was high, like when a person smokes marijuana and feels high and dizzy; felt almost like she was high, like when a person smokes marijuana and feels high and dizzy; she had a nasal drip; Cardiologist thinks it may be Neuropathy; This is a spontaneous report from a contactable consumer (patient). A 47-years-old female patient received first dose of bnt162b2 (BNT162B2, Formulation: Solution for injection, Batch/Lot Number: FF2589), via an unspecified route of administration, administered in left arm on 22Sep2021 at 11:40 (at the age of 47-year-old) as dose 1, single for covid-19 immunisation at pharmacy. The patient medical history included covid-19 from an unknown date, she just got over covid. Historical vaccine include (flu vaccine VII) she always gets the flu vaccine and never has a problem. The patient did not receive any prior vaccinations within 4 weeks of vaccination and no adverse event occurred. Family medical history relevant to adverse events, history of all previous immunization with the Pfizer vaccine considered as suspect, additional vaccines administered on same date of the Pfizer suspect was reported as none. The report was not related to a study or programme. No reported illness at the time of vaccination. The patient concomitant medication therapy was reported as none. On 22Sep2021, immediately after the vaccine she had a metallic taste in her mouth, felt almost like she was high, like when a person smokes marijuana and feels high and dizzy, lasted about 3 days before it went away, she had a nasal drip. On 27Sep2021, she feels tired all the time now and yawns all day. When she comes home from work at 5:30 she is asleep by 6:30 and she sleeps all night. After receiving first dose, she had side effects and she reported them to her doctor, who said those were normal. 5 days later, she was rushed to the ER, On 28Sep2021, the patient experienced falling asleep/passing out episodes, 3 really bad ones, that was a severe case, and she had to stay a night in the ER, she has had 2 other really bad episodes since then where she catches herself falling asleep, after each episode, it takes days to recover, when the episodes happen, her blood pressure skyrockets. One of them happened at work and her blood pressure was 190/90, She felt weak, and her muscles feel weak like Jell-O, and she moves really slow, arms and legs weak, arms too feel like they are not normal, they are really weak, and she can't hold things, it is persistent daily, she thinks she was getting used to it. In 2021, cardiologist thinks it may be neuropathy. The patient went to emergency room on 28Sep2021 for passing out/falling asleep episodes. Patient clarified that she was not admitted to the hospital, she spent the night in the ER. Caller stated that the hospital was very busy. The patient underwent lab tests and procedures which included blood pressure measurement: 190/90, cardiac stress test and echocardiogram results normal, brain scan: nothing shows on it, and in 2021, antibody test 3 weeks before the vaccine she still had antibodies. Outcome of the neuropathy was unknown, taste metallic, feeling high, dizzy, runny nose were recovered on 25Sep2021 and for all other events was not resolved.