My menstrual cycle was severely disrupted and began 8 days early and was unusual (very light and very long); Back pain; Nausea with no vomiting; Then the first "panic" episode; I experienced pain; Numbness; Tingling and buzzing or fizzing sensations in my back, right side of my face, neck, and down right leg; Experienced tachycardia when at rest; Severe insomnia due to my symptoms; Panic-like symptoms; Extreme fatigue and weakness, particularly in my right side of my body; Extreme fatigue and weakness, particularly in my right side of my body; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 36 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm left, administration date 23Dec2021 (Lot number: FE8594) at the age of 36 years as dose 3 (booster), single for covid-19 immunisation. The patient had no relevant medical history. There were no concomitant medications. Past drug history included: Morphine, reaction(s): "Allergy_Morphine", notes: Morphine can make me feel itchy. Vaccination history included: Bnt162b2 (Dose Number: 1, Batch/Lot No: EL00150, Location of injection: Arm Left), administration date: 06Apr2021, when the patient was 35 years old, for Covid-19 immunization; Bnt162b2 (Dose Number: 2, Batch/Lot No: ER8736, Location of injection: Arm Right), administration date: 28Apr2021, when the patient was 35 years old, for Covid-19 immunization. The following information was reported: MENSTRUAL DISORDER (disability) with onset 07Jan2022, outcome "recovering", described as "My menstrual cycle was severely disrupted and began 8 days early and was unusual (very light and very long)"; BACK PAIN (disability) with onset 07Jan2022, outcome "recovering", described as "Back pain"; NAUSEA (disability) with onset 07Jan2022, outcome "recovering", described as "Nausea with no vomiting"; PANIC DISORDER (disability) with onset 07Jan2022, outcome "recovering", described as "Then the first "panic" episode"; PAIN (disability) with onset 07Jan2022, outcome "recovering", described as "I experienced pain"; HYPOAESTHESIA (disability) with onset 07Jan2022, outcome "recovering", described as "Numbness"; PARAESTHESIA (disability) with onset 07Jan2022, outcome "recovering", described as "Tingling and buzzing or fizzing sensations in my back, right side of my face, neck, and down right leg"; TACHYCARDIA (disability) with onset 07Jan2022, outcome "recovering", described as "Experienced tachycardia when at rest"; INSOMNIA (disability) with onset 07Jan2022, outcome "recovering", described as "Severe insomnia due to my symptoms"; PANIC REACTION (disability) with onset 07Jan2022, outcome "recovering", described as "Panic-like symptoms"; FATIGUE (disability), ASTHENIA (disability) all with onset 07Jan2022, outcome "recovering" and all described as "Extreme fatigue and weakness, particularly in my right side of my body". The events "my menstrual cycle was severely disrupted and began 8 days early and was unusual (very light and very long)", "back pain", "nausea with no vomiting", "then the first "panic" episode", "i experienced pain", "numbness", "tingling and buzzing or fizzing sensations in my back, right side of my face, neck, and down right leg", "experienced tachycardia when at rest", "severe insomnia due to my symptoms", "panic-like symptoms", "extreme fatigue and weakness, particularly in my right side of my body" and "extreme fatigue and weakness, particularly in my right side of my body" were evaluated at the physician office visit and emergency room visit. Therapeutic measures were taken as a result of menstrual disorder, back pain, nausea, panic disorder, pain, hypoaesthesia, paraesthesia, tachycardia, insomnia, panic reaction, fatigue, asthenia.  Clinical course: The patient did not receive any other vaccines within four weeks prior to the vaccination. In the weeks following booster, her menstrual cycle was severely disrupted and began eight days early and was unusual (very light and very long). Then, she experienced back pain and nausea with no vomiting, and then the first "panic" episode. As time progressed, she experienced pain, numbness, tingling and buzzing or fizzing sensations in her back, right side of my face, neck, and down right leg. She had experienced tachycardia when at rest, including severe insomnia due to my symptoms. She had experienced panic-like symptoms with no history of panic disorder and no traumatic experiences to trigger panic episodes. She had experienced extreme fatigue and weakness, particularly in right side of body. She had been dealing with symptoms for over six weeks from onset and had to take a leave of absence from work. AE resulted in, Doctor or other healthcare professional office/clinic visit, Emergency room/department or urgent care, Disability or permanent damage. Doctor, ER intervention required for treatment of adverse event. Prior to vaccination, the patient was not diagnosed with COVID-19. Since the vaccination, the patient had not been tested for COVID-19. Device Date was 21Feb2022  No follow-up attempts are possible. No further information is expected.