I am still losing hair and it's not going back; I started losing my hair and after the booster I lost even more and it's been 4 months now and I don't see any regrowth; My hair is not growing back; I am still losing hair and it's not going back; I started losing my hair and after the booster I lost even more and it's been 4 months now and I don't see any regrowth; My hair is not growing back; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 68 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 10Nov2021 (Lot number: FH8028) at the age of 68 years as dose 3 (booster), single for covid-19 immunisation. Relevant medical history included: "Diabetes" (ongoing), notes: have diabetes but I don't take medications for it. have been diagnosed with Diabetes years ago.; "Blood pressure" (unspecified if ongoing). Concomitant medication(s) included: CARDIZEM [DILTIAZEM] taken for blood pressure abnormal. Vaccination history included: Bnt162b2 (Dose 2), administration date: 16Mar2021, when the patient was 67 years old, for Covid-19 immunization, reaction(s): "burning and itchy scalp", "burning and itchy scalp"; Bnt162b2 (Dose 1), administration date: 20Feb2021, when the patient was 67 years old, for Covid-19 immunization; Flu vaccine (I have been getting the flu vaccine every year and I never had reactions with it.), administration date: Sep2021, for immunization. The following information was reported: ALOPECIA (non-serious) with onset 2021, outcome "not recovered", CONDITION AGGRAVATED (non-serious) with onset 2021, outcome "unknown" and all described as "I am still losing hair and it's not going back; I started losing my hair and after the booster I lost even more and it's been 4 months now and I don't see any regrowth; My hair is not growing back". The event "i am still losing hair and it's not going back; i started losing my hair and after the booster i lost even more and it's been 4 months now and i don't see any regrowth; my hair is not growing back" and "i am still losing hair and it's not going back; i started losing my hair and after the booster i lost even more and it's been 4 months now and i don't see any regrowth; my hair is not growing back" was evaluated at the physician office visit. Therapeutic measures were taken as a result of alopecia, condition aggravated.  Additional information: Patient stated I am calling regarding a problem I have been having. I have had the 2 shots and the booster and I was thinking that this side effect would go away. But I am still losing hair and this seems to be something that the health department and the doctor seems to think that it will go back but it's not going back. When confirmed the name of the vaccine as Pfizer COVID-19 Vaccine, Patient stated I am talking about the Pfizer, I had all 3 of my shots with Pfizer and I started losing my hair and after the booster I lost even more and it's been 4 months now and I don't see any regrowth. And they are prescribing me medicines that are costing me money (general statement) and it didn't start until I had the vaccine. But they said outgoing the risk, so I am waiting. They said that they didn't have that many people that had hair loss and the ones they did their hair grow back but my hair was not growing back. Soon after I had my second vaccination and thats when I started going to the dermatologist about the burning and itchy scalp (further not clarified, hence not captured age in tab). For other medical conditions: Patient stated i have diabetes but I don't take medications for it. I don't have to take medications for it because my A1C was always under but I have been diagnosed with Diabetes years ago, but I don't take medications for it, I don't take Metformin, I don't take Insulin. I just control it with my diet, I guess its called pre-diabetes, pre-diabetes I guess. For treatment: Patient stated I am seeing a dermatologist and my medical doctor. I am using a shampoo that they prescribed and its called ketoconazole, shampoo for my scalp and I am taking, and I took vitamins (Unspecified medication) that I got over the counter thats for hair skin and nails but I am not talking that anymore because it's not helping. When probed if Patient had any vaccination 4 weeks prior to COVID-19 Vaccine, Patient stated, I have not got any other vaccine in last 4 weeks. I have not had any, I had the flu vaccine in last September before I had my booster and I have been getting the flu vaccine every year and I never had reactions with it.  Follow-up attempts are completed. No further information was expected.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202200482889 Same patient and drug, different event separated in time