felt exhausted; Blood pressure low, after the seizure: 73/49 and 68/42; skin pale and sweating, after the first vaccine; skin pale and sweating, after the first vaccine; Tired and weak, with some lightheadedness, after the first vaccine; Tired and weak, with some lightheadedness, after the first vaccine; Seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy,  after the first vaccine.; Seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy,  after the first vaccine.; Seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy,  after the first vaccine.; Seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy,  after the first vaccine.; Seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy,  after the first vaccine.; felt funny; This is a spontaneous report from a contactable consumer(mother, a nursing assistant, years ago) reported for a patient(daughter). The 16-year-old female patient received bnt162b2 (BNT162B2, Pfizer vaccination, Covid vaccine) at the age of 16-year-old, dose 1 via an unspecified route of administration, administered in Arm Left on 28May2021 11:52 (Batch/Lot number was not reported) as 1st dose, single for covid-19 immunisation. Medical history included seizure from 28May2021 to an unknown date (doctor wants to schedule an EEG, for further evaluation of the seizure ,because they did not do that test in the hospital.), ongoing Feels down at times (Consumer states the doctor originally prescribed her daughter another medication. Because all the appointments were by video, Consumer felt the doctor was not understanding her daughter's issue. Consumer states the original medication for ADHD was helping her daughter, but it made her daughter uncomfortable, as her daughter had no problems with attention, or school. Caller states then the doctor changed the medication to Zoloft. Name of previous medication was Zenzedi.). No family Medical History. Concomitant medication included sertraline hydrochloride (ZOLOFT) taken for depressed mood from 19May2021 and ongoing.  Consumer states that her daughter is not depressed, but just feels down at times, and it is not severe. Consumer states the doctor had her daughter on another medication before Zoloft, that is used for ADHD. Consumer states that her daughter has not been diagnosed with ADHD, and the doctor switched the medication once her issues were further understood, as clarified in later part of report. The patient experienced seizure: described as staring, passing out, stiffening of arms, talking like a toddler and giddy, after the first vaccine on 28May2021 with outcome of recovered, felt funny on 28May2021 with outcome of recovered , blood pressure low, after the seizure: 73/49 and 68/42 on 28May2021 11:52 with outcome of recovered , skin pale and sweating, after the first vaccine on 28May2021 with outcome of recovered , skin pale and sweating, after the first vaccine on 28May2021 with outcome of recovered, tired and weak, with some lightheadedness, after the first vaccine on 28May2021 with outcome of unknown, tired and weak, with some lightheadedness, after the first vaccine on 28May2021 with outcome of unknown, felt exhausted on an unspecified date with outcome of unknown. The patient underwent lab tests and procedures which included blood pressure measurement: 73/49 on 28May2021 low , blood pressure measurement: 68/42   on 28May2021 low , blood pressure measurement: normal on 28May2021, heart rate: 55 on 28May2021, heart rate: 70 on 28May2021.   The clinical course was reported as follows: Consumer states she took her daughter Friday, to have her first Pfizer vaccination, later reclarified as the Covid vaccine. Consumer states her daughter had a seizure after the vaccine. Consumer states Height maybe 5'8" or 5'9". Consumer states her daughter was weighed at the hospital. Consumer states that the experience was terrifying for her, to watch her daughter have the seizure. Consumer states her husband got the vaccine, and was fine. Consumer reports that her daughter got the vaccine at 11:52 am and within 30 seconds, her daughter said she felt funny, and then rolled her eyes and passed out. Consumer states after a minute, her daughter was conscious and the staff was rushing to her aid, as the Consumer called 911. Consumer states that for the next 25 to 30 minutes, her daughter was talking like a toddler, and was pale and sweating. Consumer states that the paramedics, told her daughter that she had a seizure, as they took her to the hospital. Consumer reports her daughters blood pressure, around the time of the event. Consumer states the first blood pressure, when her daughter awakened, after the seizure about 2 minutes later was 73/49, pulse 55, and a few minutes after that it was 68/42 and her pulse was 70. Seizure: Time: 11:52 am, almost immediately after the vaccine. Outcome: caller answers as she is monitoring her daughter closely. Consumer states that during her seizure, her daughter started to stare, and then passed out. Consumer states her daughter did have some stiffening of the arms with the seizure. Blood pressure low: Consumer states he daughter's blood pressure, began to elevate, before they transported her to the emergency room. Time: 11:52 am, almost immediately after the vaccine. Outcome: Consumer answers as her daughter's blood pressure was stabilized enough by the time she was transferred to the hospital, where it normalized. Consumer reports later that her daughter's skin was pale and she was sweating, at this time. Reclarified, Consumer states that when her daughter was talking to the medical staff, she was talking like a toddler, and giddy. Consumer states she was trying to tell the staff that this is not normal for her daughter. Consumer reports her daughter feels tired and weak after all the events. Consumer states she signed up for VSafe. Time: Consumer states sometime, after the vaccine. End: Consumer answers as her daughter is not as tired and weak, as she was the first day the event happened. Caller states that the next day, her daughter relaxed all day, and the day after that, her daughter went to work and felt exhausted, but felt that she could still go to work. Consumer states that yesterday at work, her daughter said she felt weak, and lightheaded. Consumer states that after having a snack and a break, her daughter felt better and worked the rest of her shift. Outcome: Unknown. Reclarified, Caller states she does not want to assume anything, and is monitoring her daughter, and that this event may be due to another reason, as well. Consumer clarifies her daughter went to the emergency room and then was released. Vaccination Facility Type was pharmacy. No Vaccine Administered at Military Facility. No History of all previous immunization with the Pfizer vaccine considered as suspect (or patient age at first and subsequent immunizations if dates of birth or immunizations are not available).No additional Vaccines Administered on Same Date of the Pfizer Suspect. The event Seizure required a visit to Emergency Room, not Physician Office. Prior Vaccinations (within 4 weeks), list any other vaccinations within four weeks prior to the first administration date of the suspect vaccine was none. No AE(s) following prior vaccinations. Caller reports some prior vaccinations that her daughter had without any events. Consumer states that her daughter is not going to get the second vaccination. Consumer states that she does not know the potential risk, if her daughter gets another vaccination.   Information about lot/batch number has been requested.