was anxious about things that i am never anxious about; Since the last booster shot Extreme headaches for 4 months.; Dizziness as well; almost fainted right after the shot; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient. Other Case identifier(s): US-PFIZER INC-202200314393 (Pfizer).  A 36 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm right, administration date 04Nov2021 08:00 (Batch/Lot number: unknown) at the age of 36 years as dose 3 (booster), single for covid-19 immunisation. Relevant medical history included: "Covid-19", start date: 19Dec2019 (unspecified if ongoing), notes: Caller states she believes she had Covid-19 19Dec2019.; "sore throat" (unspecified if ongoing), notes: I had a sore throat; "hard to take deep breaths" (unspecified if ongoing), notes: symptoms would last about a month and then go away; "she loss taste at that time and about a year later" (unspecified if ongoing); "couldn't out of bed" (ongoing). There were no concomitant medications. Vaccination history included: Bnt162b2 (Dose Number: 2, Batch/Lot No: Unable to locate or read the details , Location of injection: Arm Right, Vaccine Administration Time: 08:00 AM), administration date: 03Apr2021, when the patient was 36 years old, for Covid-19 Immunization; Bnt162b2 (Dose Number: 1, Batch/Lot No: EN6208, Location of injection: Arm Right, Vaccine Administration Time: 08:00 AM), administration date: 13Mar2021, when the patient was 36 years old, for Covid-19 Immunization.  The following information was reported: HEADACHE (medically significant) with onset 04Nov2021 10:00, outcome "not recovered", described as "Since the last booster shot Extreme headaches for 4 months."; DIZZINESS (non-serious) with onset 04Nov2021 10:00, outcome "not recovered", described as "Dizziness as well"; ANXIETY (non-serious), outcome "unknown", described as "was anxious about things that i am never anxious about"; PRESYNCOPE (non-serious) with onset 04Nov2021, outcome "unknown", described as "almost fainted right after the shot". The events "since the last booster shot extreme headaches for 4 months." and "dizziness as well" were evaluated at the physician office visit. The patient underwent the following laboratory tests and procedures: sars-cov-2 test: negative. Therapeutic measures were taken as a result of headache. It was unknown if therapeutic measures were taken as a result of dizziness. Clinical course: Patient reported she experienced side effects following her PBCV booster dose and she has reported her symptoms and was told to call with any medical questions. 04Nov2021 she received her PBCV booster dose. She had a reaction right away, she almost fainted right after the shot, she has had headaches for 4 months and dizziness for 3.5 months. Caller states that she couldn't out of bed and was anxious about things she was never anxious about. She tried different things, including an acupuncturist, and no one seems to have any answers. She told that she believed she had Covid-19 19Dec2019. She didn't even knew what it was then, Patient stated she lost taste at that time and about a year later She experienced long haul signs and symptoms. She had a sore throat, sometimes it was hard to take deep breaths and these symptoms would last about a month and then went away. Just about the time she thought she should go to the doctor and it would leave and something else, another symptom would occur. Her first 2 PBCV doses went fine. She believed this booster felt like it triggered something. Patient asked was there any information about other people with similar issues and what should she do. Patient had no known allergies. Patient did not received any vaccine within 4 weeks of vaccination. Patient was tested for covid post vaccination and was tested negative for nasal swab test. Patient reported she took Tylenol as a treatment. When probed that's the same date on which you got the booster, Patient told yes, she had an immediate reaction. Patient asked if you guys did help or you just write all the information. Patient was informed that the safety report has been filed. When probed what kind of help do you want, patient stated, somebody helped with the symptoms. Patient confirmed that she wants some information regarding the symptoms.  The lot number for bnt162b2 was not provided and will be requested during follow up.