a loss of feeling to her left leg/left leg went completely numb /leg stayed numb for 3 days; body aches/whole body hurt; slight fever; headache/pretty bad headache; double vision; This is a spontaneous report from a contactable Consumer or other non-HCP (patient). A 31-year-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: Solution for injection, number of Covid 19 vaccine: 59267100002, Lot number was not reported and expiration date: unknown), dose 1 via an unspecified route of administration, administered in Arm Left on 07Apr2021at 09:00 AM (at the age of 31-year-old), as DOSE 1, SINGLE for covid-19 immunisation. Medical history shoulder pain. Concomitant medication(s) included gabapentin (GABAPENTIN) taken for shoulder pain from an unspecified start date and ongoing. The patient past drugs included Depo-Provera for many years and that injection hurt. She took Dep-Provera for about 7 years and probably had 30 injections. She had not taken Depo-Provera in 2 years (Lot/Expiry not known for Depo-Provera). The patient previously took flu vaccine, when she was 19-year-old that caused a golf ball sized hematoma on her arm. The flu vaccine was free for all employees and there was a nurse giving the free flu vaccine and the caller remembered the nurse having a heavy hand when administering the flu vaccine. It was no more than 3 seconds after the flu vaccine and her arm hurt really bad. It made her not want to take any more vaccines. Lot/Expiry not known for the flu vaccine. History of all previous immunization with the Pfizer vaccine considered as suspect (or patient age at first and subsequent immunizations if dates of birth or immunizations are not available) was none. List of other vaccines administered on same date with the Pfizer vaccine considered as suspect was none. No Prior Vaccinations (within 4 weeks). On 07Apr2021, after the vaccination, the patient experienced body aches/whole body hurt, slight fever, headache/pretty bad headache, double vision and a loss of feeling to her left leg/left leg went completely numb /leg stayed numb for 3 days. The clinical details of the events as follows: She received her first Pfizer Covid 19 Vaccine on 07April2021, 9 hours after the Covid 19 vaccine she had a pretty bad headache, double vision and her whole body hurt. She had slight fever. The following day she experienced a loss of feeling to her left leg, her left leg went completely numb but she could walk on it still. Her leg stayed numb for 3 days. She never lost function of her leg. The patient reported about 30 hours after she received the Covid 19 vaccine was when she experienced the numbness in her leg. She was able to fully bear weight and was able to walk on it was just numb. She reported by 11Apr2021 and she had recovered completely. She reported the headache had lessened the next day. By the time the numbness started in her left leg is when her headache and body aches were gone. She believed the double vision was related to her headache. She was sitting at her desk playing video games with her husband who had taken the day off work and when she stood up, she could not feel her left leg. She was standing on it and thinking she was not crazy here. She went into the kitchen to cook dinner and wash dishes and after an hour her leg was still numb. She called her friend who is a doctor and the first question her friend asked her was, it your leg still functional. And her leg was functional. She never lost function of her leg it was just numb. The patient friend, who was a doctor, told the caller that she was not concerned with the numbness because it was a reported side effect. She would have been alarmed if she would have lost function in her leg. The AE(s) did not require a visit to Emergency Room and Physician Office. No relevant tests were performed. There was no investigation Assessment was provided. It was reported that she was scheduled to receive her second Covid 19 vaccine on Saturday 01May2021. When the patient mentioned her reaction to her friend who is a doctor, her friend suggested to call Pfizer and ask for some guidance on receiving the second Covid 19 vaccine because of the numbness the caller experienced with the first Covid 19 vaccine. That was why she was called. She does work in a close contact industry and she wanted to get the Covid 19 vaccine to protect her clients. The patient outcome of the events body aches/whole body hurt, headache/pretty bad headache and double vision was resolved on 08Apr2021, left leg went completely numb /leg stayed numb for 3 days was resolved on 11Apr2021 and the outcome of the event slight fever was unknown at the time of this report.  No follow-up attempts are needed. No further information is expected.