couldn''t move her arm/her right arm was paralyzed; little tired; soreness in the arm; slight flush; Booster dose; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 60 year-old female patient received bnt162b2 (BNT162B2), administered in arm right, administration date 22Oct2021 (Lot number: FF2593) at the age of 60 years as dose 3 (booster), single for covid-19 immunisation. The patient had no relevant medical history. There were no concomitant medications. Vaccination history included: Bnt162b2 (DOSE 1, SINGLE, lot: EN6207, expiry: unknown, NDC: unknown. Given in left shoulder), administration date: 13Mar2021, when the patient was 59 years old, for COVID-19 Immunization; Bnt162b2 (DOSE 2, SINGLE,  ot number: ER8729, expiry: unknown, NDC: unknown. Given in right shoulder.), administration date: 03Apr2021, when the patient was 59 years old, for COVID-19 Immunization. The following information was reported: IMMUNISATION (medically significant) with onset 22Oct2021, outcome "unknown", described as "Booster dose"; MONOPLEGIA (medically significant) with onset 23Oct2021, outcome "unknown", described as "couldn''t move her arm/her right arm was paralyzed"; FATIGUE (non-serious) with onset 22Oct2021, outcome "unknown", described as "little tired"; PAIN IN EXTREMITY (non-serious) with onset 22Oct2021, outcome "unknown", described as "soreness in the arm"; FLUSHING (non-serious) with onset 22Oct2021, outcome "unknown", described as "slight flush". The clinical course reported as follows: "She is calling about the Pfizer booster BNT162B2, the third shot. She would like to report a reaction. She brought it up to her doctor on Friday and her doctor recommended she call and follow through. She had booster, third shot, She had it earlier in the day. She did a few errands. She started to feel and was ok. She went home and everything was ok. She went to bed early and had no problem. It aggravated her and woke her up as she tossed and turned. She assumed it was all part of it. She woke up in the middle of the night and got up on her feet. She went to grab some water. She went to grab water and couldn't. She couldn't move her arm. It was stuck down. She could move hand and wrist. She grabbed it with her left hand and put it in her arm to get lid off and couldn't move it. She went to the bathroom. The toilet paper is on the right side. She went to get the paper. It was straight down and she grabbed it with left hand. She had to use left hand. She thought she was dreaming. no pain. She got up a couple of times. She could move the wrist. When she got up after about 8 hours she could move arm. After eight hours it was at the cap of the shoulder and went away. It was sore to the touch like she would expect. She got the booster mid day on since it was after midnight." Additional Vaccines Administered on Same Date of the Pfizer Suspect reported as None, she made sure. They said she could have flu shot, but she wanted to do them separate. The doctor said to do them separate in case there was a reaction. Events did not require a visit to emergency room or physician office. AE(s) following prior vaccinations reported as none. Family Medical History reported as None. All of her family has been vaccinated and all have been better than her. Relevant Tests reported as none.