Dizziness; nausea; fatigue/sleeping more and still being tired; pain; ever since I have had the vaccine I have had problems with barely having a period as well as bleeding more than normal; sleeping more and still being tired; worseing insomnia; getting bad UTI's; ever since I have had the vaccine I have had problems with barely having a period as well as bleeding more than normal; hypothyroidism; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 28-year-old female patient received BNT162b2 (BNT162B2), on 17Mar2021 as dose 1, single (Lot number: Ep7534) at the age of 27 years, in right arm for covid-19 immunisation. The patient's relevant medical history included: "Hypothyroidism" (ongoing). There were no concomitant medications. The following information was reported: DIZZINESS (disability) with onset 17Mar2021, outcome "not recovered"; HAEMORRHAGE (disability, medically significant), MENSTRUAL DISORDER (disability) all with onset 17Mar2021, outcome "not recovered" and all described as "ever since I have had the vaccine I have had problems with barely having a period as well as bleeding more than normal"; FATIGUE (disability) with onset 17Mar2021, outcome "not recovered", described as "fatigue/sleeping more and still being tired"; URINARY TRACT INFECTION (disability) with onset 17Mar2021, outcome "not recovered", described as "getting bad UTI's"; NAUSEA (disability) with onset 17Mar2021, outcome "not recovered"; PAIN (disability) with onset 17Mar2021, outcome "not recovered"; HYPERSOMNIA (disability) with onset 17Mar2021, outcome "not recovered", described as "sleeping more and still being tired"; INSOMNIA (disability) with onset 17Mar2021, outcome "not recovered", described as "worseing insomnia"; HYPOTHYROIDISM (disability, medically significant) with onset 2021, outcome "not recovered". The events "ever since i have had the vaccine i have had problems with barely having a period as well as bleeding more than normal", "hypothyroidism", "dizziness", "nausea", "fatigue/sleeping more and still being tired", "pain", "sleeping more and still being tired", "worseing insomnia" and "getting bad uti's" required physician office visit and emergency room visit. The patient underwent the following laboratory tests and procedures: Blood test: Unknown results, notes: had a full panel of blood work within 6-12 months before being vaccinated; Nasopharyngeal swab: Unknown results, notes: Covid test post vaccination: covid test type post vaccination: Nasal Swab. Therapeutic measures were taken as a result of haemorrhage, hypothyroidism, dizziness, nausea, fatigue, pain, menstrual disorder, hypersomnia, insomnia, urinary tract infection.  Clinical course: Patient was not received other vaccine in four weeks. Patient was not receive other medications in two weeks. Dizziness, nausea, fatigue, pain. And ever since Patient had the vaccine that had problems with barely having a period as well as bleeding more than normal. And I have been getting dizzy, nausea, and body pain a lot, sleeping more and still being tired, as well as worseing insomnia. I also have been getting bad UTI's as well as them more often and I have never had them before in my life. And about 2 months after my first vaccine I had been diagnosed with hypothyroidism as well. I had a full panel of blood work within 6-12 months before being vaccinated. Ae treatment with Antinausea, medical testing, antibiotics. No covid reported prior vaccination. No known allergies was reported.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202201156123 same patient and product, different dose;