within 8 days my right leg/groin/hip area became unbearable to walk on without pain; within 8 days my right leg/groin/hip area became unbearable to walk on without pain; within 8 days my right leg/groin/hip area became unbearable to walk on without pain; inner ear infection; weakness; still unable to walk without limping; This is a spontaneous report received from a contactable reporter(s) (Other HCP). The reporter is the patient.  A 62 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm right, administration date 13Sep2021 (Lot number: EW0175) at the age of 62 years as dose 1, single for covid-19 immunisation at public health clinic. Relevant medical history included: "Hypothyroidism" (unspecified if ongoing), notes: Other medical history: Hypothyroidism; "Known allergies: sulfa drugs" (unspecified if ongoing), notes: Known allergies: sulfa drugs. The patient took concomitant medications. The following information was reported: PAIN IN EXTREMITY (non-serious), GROIN PAIN (non-serious), ARTHRALGIA (non-serious) all with onset 10Nov2021 06:45, outcome "not recovered" and all described as "within 8 days my right leg/groin/hip area became unbearable to walk on without pain"; LABYRINTHITIS (non-serious) with onset 10Nov2021 06:45, outcome "not recovered", described as "inner ear infection"; ASTHENIA (non-serious) with onset 10Nov2021 06:45, outcome "not recovered", described as "weakness"; GAIT DISTURBANCE (non-serious) with onset 10Nov2021 06:45, outcome "not recovered", described as "still unable to walk without limping". The events "within 8 days my right leg/groin/hip area became unbearable to walk on without pain", "within 8 days my right leg/groin/hip area became unbearable to walk on without pain", "within 8 days my right leg/groin/hip area became unbearable to walk on without pain", "inner ear infection", "weakness" and "still unable to walk without limping" were evaluated at the physician office visit and emergency room visit. Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of pain in extremity. It was unknown if therapeutic measures were taken as a result of groin pain, arthralgia, labyrinthitis, asthenia, gait disturbance.  Additional information: After the second dose administered into her left arm, within 8 days her right leg/groin/hip area became unbearable to walk on without pain. She went to her regular PA nothing was done. she went to Pharmacy Clinic and treated for an inner ear infection. Nothing was recommended for her leg pain except ibuprofen. 1 week later went back to clinic with leg weakness/pain nothing was done. Monday she went to Urgent Care for leg/groin pain/weakness and was prescribed 5 prednisone and a hip x ray that showed nothing broken. She was still unable to walk without limping. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. The patient did not receive any other medications within 2 weeks of vaccination. Prior to vaccination, the patient was not diagnosed with COVID-19. Since the vaccination, the patient has been tested for COVID-19.  Follow-Up (15DEC2021): Follow-up attempts are completed. No further information is expected.