unsure if her fibroids increased in size or not.; last April she was at a 5 for her ferritin prior to the shots and now is a 5.7.; the Pfizer Covid 19 vaccine has been affecting her cycle; Has a progesterone allergy where she would break out in blisters on her neck way is worst after the Pfizer Covid shots; Has a progesterone allergy where she would break out in blisters on her neck way is worst after the Pfizer Covid shots; 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 51-year-old female patient received BNT162b2 (BNT162B2), on 26Mar2021 as dose 1, single (Lot number: ER8733) at the age of 49 years intramuscular, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Fibroids" (unspecified if ongoing), notes: Clarified that she had fibroids along with shot. Later clarified that she was diagnosed with fibroids 12 years ago. There were no concomitant medications. Past drug history included: Progesterone, reaction(s): "Allergy", notes: Clarified that she had the progesterone allergy before Pfizer Covid shots. The following information was reported: BLISTER (non-serious), CONDITION AGGRAVATED (non-serious) all with onset 26Mar2021, outcome "not recovered" and all described as "Has a progesterone allergy where she would break out in blisters on her neck way is worst after the Pfizer Covid shots"; MENSTRUAL DISORDER (non-serious) with onset Apr2021, outcome "unknown", described as "the Pfizer Covid 19 vaccine has been affecting her cycle"; UTERINE LEIOMYOMA (non-serious), outcome "unknown", described as "unsure if her fibroids increased in size or not."; SERUM FERRITIN DECREASED (non-serious), outcome "unknown", described as "last April she was at a 5 for her ferritin prior to the shots and now is a 5.7.". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were not taken as a result of menstrual disorder, blister, condition aggravated, uterine leiomyoma, serum ferritin decreased.  Additional information: Had first Pfizer Covid shot while cycling. April s cycle was 4 -5 days late after the shot and extremely heavy. Clarified that her iron was normal up until just this last blood draw. Two draws after the three Pfizer Covid shot series everything stayed the same and she had no inconsistencies at all until Sep2022. Just got her labs drawn last week. Later clarified that last April she was at a 5 for her ferritin prior to the shots and now is a 5.7. Caller rambling on despite multiple attempts to redirect. Unable to clarify details.  Noticed that her progesterone allergy was worst after the first shot. Last booster was the day after holiday last year. Will be a year of having no shots in November of this year. Her chest pain irregularities last week led her to get her iron drawn. Had a strange phlegmy cold early September and tested negative for Covid. Clarified it as she was very fatigued, needed to take naps and not feeling really well for at least a week ago. Was not hungry and all those things. Cough and chest pain went away and she showed up with back pain. Clarified that the cough started the first week in Sep. Now she has a throat clearing cough thing but nothing like it was. Fatigued was the first week of Sep2022. Had chest pain, left discomfort, palpitations and the EKG came back normal. Chest pain started around 07Oct. For 12 hours her lower back was killing her.