Fever of 102; Aches; Chills; General weakness; Very tired; Dose 1: 17Feb2021; Dose 2: 01Mar2021 at 11:00; Pain in L arm seemed to spread up the left side of neck in the tendon; Neck stiffness; Pain in L arm seemed to spread up the left side of my neck in the tendon; Tingling and numbness in left hand outer 3 fingers off and on all day for weeks; Tingling and numbness in left hand outer 3 fingers off and on all day for weeks, the tingling led to numbness after a few weeks of outer two fingers and the left side of foot below the ankle.; Feel sick; This is a spontaneous report from a contactable healthcare professional, the patient. A 67-year-old non-pregnant female patient received the second dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot Number: EN6206) via an unspecified route of administration in the left arm on 01Mar2021 at 11:00 (at the age of 67-year-old) as a single dose for COVID-19 immunisation. The patient had no medical history. The patient had no known allergies reported. Prior to the vaccination, the patient was not diagnosed with COVID-19. The patient did not receive any other vaccines within four weeks prior to the vaccination. Concomitant medications were not reported. The patient previously received the first dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot Number: EN6200) via an unspecified route of administration in the left arm on 17Feb2021 (at the age of 67-year-old) as a single dose for COVID-19 immunisation. On 02Mar2021 at 15:00, a day after the second vaccination, the patient experienced a fever of 102 (unspecified units). The fever had lasted for two days with aches and chills. The patient was out of work for 3 to 4 days with general weakness due to fever and was very tired for 2 to 3 weeks. On an unknown date in Mar2021, following the fever, in the first few days, the patient experienced pain in the left (L) arm which seemed to spread up the left side of the neck in the tendon (neck stiffness). On an unknown date in 2021, the patient experienced tingling and numbness in the left hand outer three fingers off and on all day for weeks. The patient reported that the tingling led to numbness after a few weeks of the outer two fingers and the left side of the foot below the ankle became numb. The patient sought help from a physical therapist but it was so painful that the patient felt sick the following day. In Jun2021, the patient began to notice returning of feeling to the left hand. The numbness had gone but the outer part of the left foot still had an area that felt different, as it would tingle from time to time. The events did not result in doctor or other healthcare professional office/clinic visit, emergency room/department or urgent care. Since the vaccination, the patient had not been tested for COVID-19. Therapeutic measures were taken as a result of the events pain in L arm seemed to spread up the left side of neck in the tendon and neck stiffness which included treatment with massage therapy and for event tingling and numbness in left hand outer 3 fingers off and on all day for weeks, the tingling led to numbness after a few weeks of outer two fingers and the left side of foot below the ankle which included unspecified treatment from a physical therapist. The clinical outcome of the event fever of 102 (unspecified units), aches, and chills were recovered on 04Mar2021, after the duration of 2 days. The clinical outcome of the events general weakness and very tired were recovered on an unknown date in Mar2021. The clinical outcome of the events pain in L arm seemed to spread up the left side of neck in the tendon, neck stiffness, tingling and numbness in left hand outer 3 fingers off and on all day for weeks, the tingling led to numbness after a few weeks of outer two fingers and the left side of foot below the ankle, feel sick were recovered on an unknown date in 2021.