Age: 64.0
Sex: M
Vaccine: COVID19, COVID19
Symptoms: Dysstasia, Gait inability, Headache, Laboratory test, Muscle fatigue
Clinical narrative: a very severe headache; new onset paresthesia in my legs while standing at work/ paresthesia in my lower extremities from my buttocks to my feet; progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet.; progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet.; progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet.; progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet.; This is a spontaneous report received from contactable reporter(s) (Nurse). The reporter is the patient.  A 64-year-old male patient received BNT162b2 (BNT162B2), on 27Apr2021 as dose 2, single (Lot number: EW01050) at the age of 64 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Gout" (unspecified if ongoing); "Hypertension" (unspecified if ongoing); "Diabetes" (unspecified if ongoing); "High Cholesterol" (unspecified if ongoing); "If COVID prior vaccination Yes" (unspecified if ongoing). The patient's concomitant medications were not reported. Past drug history included: Aspirin, reaction(s): "Known allergies: Aspirin Intolerance"; Aspirin, reaction(s): "Known allergies: Aspirin Intolerance". Vaccination history included: BNT162b2 (Dose Number: 1, Batch/Lot No: EN6207, Location of injection: Arm Left, Administrator route: Intramuscular), administration date: 06Apr2021, when the patient was 64-year-old, for COVID-19 immunization.  The following information was reported: HEADACHE (non-serious) with onset 28Apr2021, outcome "not recovered", described as "a very severe headache"; PARAESTHESIA (non-serious) with onset 28Apr2021, outcome "not recovered", described as "new onset paresthesia in my legs while standing at work/ paresthesia in my lower extremities from my buttocks to my feet"; MUSCULAR WEAKNESS (non-serious), FATIGUE (non-serious), MUSCLE SPASMS (non-serious), PAIN IN EXTREMITY (non-serious) all with onset 28Apr2021, outcome "not recovered" and all described as "progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet.". The events "a very severe headache", "new onset paresthesia in my legs while standing at work/ paresthesia in my lower extremities from my buttocks to my feet" and "progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in my lower extremities from my buttocks to my feet." required physician office visit. Therapeutic measures were not taken as a result of headache, paraesthesia, muscular weakness, fatigue, muscle spasms, pain in extremity. Clinical course: The following day after the 2nd dose, patient suddenly developed a very severe headache and new onset paresthesia in my legs while standing at work, so bad that he had to call for assistance for support back to a chair. The symptoms resolved after a few minutes but that was the beginning of progressively worsening weakness/fatigue, cramps, deep pain, and paresthesia in the lower extremities from my buttocks to the feet.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202300285797 Same patient/drug/AE, different dose.;