"about 2 weeks after getting that she had some leg cramps, reports leg cramps have been going on for a couple months, on a daily basis"; has not slept well and afraid to go to sleep because of the cramps/wouldn't go into a sound sleep because she doesn't want this to happen; She is too tired, her legs are tired; a low grade fever; body aches; chills; real bad headache; her arm hurt at the injection site; This is a spontaneous report from a contactable consumer (patient). A 63-years-old female patient received second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot number: EN6201, Expiration date: unknown), via an unspecified route of administration, administered in Arm Left on 19Feb2021 (age at vaccination was 63 years) as dose 2, single for COVID-19 immunization. The patient's medical history and concomitant medications were unknown. The patient previously received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot number: unknown, Expiration date: unknown) via an unspecified route of administration, administered in Arm Left on an unspecified date (age at vaccination was unknown) as dose 1, single for COVID-19 immunization. Patient experienced her arm hurt at the injection site after the first dose. On Mar2021, after second dose the patient experienced about 2 weeks after getting that she had some leg cramps, reports leg cramps have been going on for a couple months, on a daily basis. On an unspecified date in 2021, after second dose the patient experienced has not slept well and afraid to go to sleep because of the cramps/wouldn't go into a sound sleep because she doesn't want this to happen, she is too tired, her legs are tired, a low grade fever, body aches, chills, real bad headache and her arm hurt at the injection site. About 2 weeks after the second vaccine patient started having leg cramps that haven't stopped. Her husband found Hylands pills for leg cramps, she has tried vinegar water and pickle juice. She has had cramps like twice a year, like if like if you work out too hard because her and her husband walk all the time, she gets them once or twice a year. She said that the worst ones are the ones she gets in her calves that are like Charlie Horses. She had been trying everything. She reports she had both vaccines. Patient can't stretch out her legs out at night because she may get one, if she stretches her legs and feet out. She reports she can't sleep right now because of the cramps and fear of getting the cramps. Therapeutic measures were taken as a result of about 2 weeks after getting that she had some leg cramps, reports leg cramps have been going on for a couple months, on a daily basis. Caller reports this was still ongoing, but it was different because she was taking these pills or they would be the size of golf balls by now. She was also taking ibuprofen to try help because she has not slept well and afraid to go to sleep because of the cramps. This has been too hard for about 2 months. Caller reports she wouldn't go into a sound sleep because she doesn't want this to happen because the pain will be so bad, so she tries to not stretch her feet and legs. Caller reports she does foot exercises to help. She said that when she was walking she was ok, but also reports her legs are tired due not having so many cramps at night, because her and her husband walk all the time. She was too tired, her legs are tired. The outcome of the events about 2 weeks after getting that she had some leg cramps, reports leg cramps have been going on for a couple months, on a daily basis was not recovered. The outcome of the events has not slept well and afraid to go to sleep because of the cramps/wouldn't go into a sound sleep because she doesn't want this to happen and she is too tired, her legs are tired was unknown. The outcome of the events a low grade fever, body aches, chills, real bad headache and her arm hurt at the injection site was recovered on an unspecified date of 2021.  Follow-up attempts completed. No further information expected.