stated that for 3 hours in the middle of night had really bad muscle spasms or cramps electrical impulses that would go on and off in different parts of body every couple of minutes; Headache; Tiredness; Muscle pain (ache all over); fever; sore left arm where she got the injection in; freezing cold more than chills like an ice cube could not warm up; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 56 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 11Jul2021 (Lot number: FA7485, Expiration Date: Oct2021) at the age of 56 years as dose 2, single for covid-19 immunisation. The patient had no relevant medical history. Concomitant medication(s) included: SYNTHROID. Vaccination history included: Covid-19 vaccine (Dose 1, MANUFACTURER UNKNOWN), for COVID-19 Immunization. The following information was reported: HEADACHE (non-serious) with onset 11Jul2021, outcome "recovered" (Aug2021), described as "Headache"; FATIGUE (non-serious) with onset 11Jul2021, outcome "recovered" (2021), described as "Tiredness"; MYALGIA (non-serious) with onset 11Jul2021, outcome "recovered" (12Jul2021), described as "Muscle pain (ache all over)"; PYREXIA (non-serious) with onset 11Jul2021, outcome "recovered" (12Jul2021), described as "fever"; VACCINATION SITE PAIN (non-serious) with onset 11Jul2021, outcome "recovered" (2021), described as "sore left arm where she got the injection in"; FEELING COLD (non-serious) with onset 11Jul2021, outcome "recovered" (12Jul2021), described as "freezing cold more than chills like an ice cube could not warm up"; MUSCLE SPASMS (non-serious) with onset 12Jul2021, outcome "recovered" (12Jul2021), described as "stated that for 3 hours in the middle of night had really bad muscle spasms or cramps electrical impulses that would go on and off in different parts of body every couple of minutes". Therapeutic measures were taken as a result of headache, pyrexia.  Additional information: Caller wanted to report side effects from the Pfizer vaccine. Stated that she had two rare side effects after the second vaccine. Stated that she had headache, tiredness, muscle pain (ache all over), fever, sore left arm where she got the injection in, freezing cold more than chills like an ice cube and could not warm up. Stated that for 3 hours in the middle of the night she had really bad muscle spasms or cramps electrical impulses that were really weird that would go on and off in different parts of body every couple of minutes. Stated that she called her doctor's office, and they ran labs. Stated that she had side effects from her Pfizer vaccine (booster) on 01Mar. Stated that she a had sore left arm, headache, achiness everywhere, low grade fever, developed metallic taste almost immediately after getting injection in her mouth, swollen lymph nodes in her left arm pit, high blood pressure and chills. Stated that for 6 weeks after the second vaccination that the headaches would come and go and last for one minute. Stated that on 11Jul2021 that the headache was constant for one day and then changed up afterwards to having them 4-5 times a day lasting for one minute. Recovered completely. Stated that the tiredness lasted for one week and she recovered completely. Stated that she has always had muscle aches for as long as she can remember. Stated that the sore left arm lasted for 2-3 days, and she recovered completely. Stated that the muscle spasms started at 12:01am until 3am. Stated that the sore left arm from the booster lasted for two days. Recovered completely. Stated that she had swollen lymph nodes in her left arm pit after the booster that lasted for 3-4 days. Recovered completely. Stated that she had swollen lymph nodes in her left arm pit that were sore when walking that lasted 3-4 days. Recovered completely. Stated that she took over-the-counter Tylenol for the headache for the first day on 11Jul2021 and for the fever which occurred after the second vaccine. Stated that she took Tylenol for the headache and achiness everywhere after the booster. Stated that she is monitoring the high blood pressure and will see doctor in a couple of weeks. Stated that she takes Synthroid but declined to provide further details.  No follow-up attempts are possible. No further information is expected.