she developed Hyper pigmentation on her upper lip and bottom lip by chin. She states it looks shaded like a mustache; 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.  A 68-year-old female patient received BNT162b2 (BNT162B2), on 24Jun2022 at 13:00 as dose 4 (booster), single (Lot number: FFT991) at the age of 68 years, in right arm for covid-19 immunisation. The patient had no relevant medical history. The patient took concomitant medications. Vaccination history included: BNT162b2 (Pfizer Covid vaccine 1st dose administered on 20Feb2021 but it is hard to tell due to the handwriting on her patient card and has lot EN6203), administration date: 20Feb2021, when the patient was 67-year-old, for COVID-19 immunization; BNT162b2 (2nd dose Pfizer Covid vaccine administered on 25Sep2021 with lot FC3183), administration date: 25Sep2021, when the patient was 67-year-old, for COVID-19 immunization, reaction(s): "Inappropriate schedule of vaccine administered"; BNT162b2 (1st Pfizer Covid booster vaccine administered on 22Jun2022), administration date: 22Jun2022, when the patient was 67-year-old, for COVID-19 immunization. The following information was reported: PIGMENTATION LIP (non-serious) with onset 25Jun2022, outcome "unknown", described as "she developed Hyper pigmentation on her upper lip and bottom lip by chin. She states it looks shaded like a mustache". The events "she developed hyper pigmentation on her upper lip and bottom lip by chin. she states it looks shaded like a mustache" required physician office visit.  Additional Information: The reporter reported that she received her Pfizer COVID 19 Vaccine 2nd booster on the 22Jun2022 and on 25Jun2022 she developed Hyper pigmentation on her upper lip and bottom lip by chin. She statesd it looked shaded like a mustache. She was asking if this has been reported as a side effect. The reporter was calling about the Pfizer Covid 2nd booster shot and got her 2nd booster shot on 24Jun2022 and three days later she had hyperpigmentation on her upper lip and the bottom lip and it almost looks like a mustache; asked if this has been reported as a side effect. The hyperpigmentation just came over night and was the same as when it began and would say it started around 25Jun2022 but is unsure of start date. Prior Vaccinations (within 4 weeks) If applicable, list any other vaccinations within four weeks prior to the first administration date of the suspect vaccine(s) was reported as no, states it was just 5 months and not 4 weeks prior. States the only medications she takes is vitamins and does not take any other medications at all and has been taking her vitamins for years. Reportedly, the patient went to the dermatologist aesthetician and they gave her stuff for it but she has not used it yet and had to wait a week to use it; stated the stuff they gave her is kind of called Better Skin Science or something and has sunscreen for her face and body and has vitamin C and another thing she was using to help whiten it but then clarified she has not used this yet but was waiting a week and will then try it.  No follow-up attempts are needed. No further information is expected.