COVID-19; COVID-19; This is a spontaneous report received from contactable reporter(s) (Nurse) from product quality group. The reporter is the patient.  A 51-year-old female patient received BNT162b2 (BNT162B2), on 08Mar2021 as dose 1, single (Lot number: FN6194), in left arm, on 29Mar2021 as dose 2, single (Lot number: EP6955), in left arm and on 01Oct2021 as dose 3 (booster), single (Lot number: 301558A) at the age of 50 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Asthma" (unspecified if ongoing), notes: She doesn't take her asthma medicine or her inhaler as she is afraid her heart will race. She only takes the inhaler in the morning if she needs to.; "Insomnia" (unspecified if ongoing); "Inflammatory Bowel" (unspecified if ongoing); "SVT" (unspecified if ongoing); "perimenopause." (unspecified if ongoing), notes: She is perimenopause; "allergic to Latex" (unspecified if ongoing), notes: She is also allergic to Latex.; "allergic to eggs" (unspecified if ongoing), notes: she knew she was allergic to eggs; "High cholesterol" (unspecified if ongoing); "GERD" (unspecified if ongoing); "Migraine" (unspecified if ongoing). The patient took concomitant medications. Vaccination history included: Flu vaccine (She is allergic to the Flu Vaccine as the vaccine is cultured in egg yolk), for Immunization, reaction(s): "allergic to the Flu Vaccine"; Mmr (She states whenever the first dose of MMR was given she had the reaction but doesn't know the reaction.), for Immunization, reaction(s): "had the reaction".  The following information was reported: VACCINATION FAILURE (medically significant), COVID-19 (medically significant), outcome "unknown" and all described as "COVID-19". The patient underwent the following laboratory tests and procedures: SARS-CoV-2 test: Negative, notes: Saturday and Sunday she tested negative; Negative, notes: Saturday and Sunday she tested negative; Positive, notes: she was positive for COVID within 6 days of taking Paxlovid; Unknown results, notes: She took the Paxlovid and got rebound COVID. Therapeutic measures were taken as a result of vaccination failure, covid-19.  Clinical information: Her first injection was March of last year. She clarifies her first 2 injections were Mar2021. Her last one or booster was 01Oct2021. She is compromised because she has asthma and a heart condition. She has Supraventricular Tachycardia (SVT) and has had surgery twice for this. She is allergic to the Flu Vaccine as the vaccine is cultured in egg yolk. She is also allergic to Latex. Pfizer doesn't culture the vaccine in eggs. 1st dose COVID-19 Vaccine she took Benadryl, and the rash went away. With her 2nd dose of the COVID-19 Vaccine her rash was worse, and she had to take Prednisone, which makes her heart race, for 2 or 3 weeks after the injection. She didn't get a rash after her 3rd dose of the COVID-19 Vaccine, but she took Benadryl before she got the shot and for 7 days after to prevent a reaction. As a baby she was given the MMR and had a reaction. That is how she knew she was allergic to eggs. She states whenever the first dose of MMR was given she had the reaction but doesn't know the reaction. Just told she couldn't eat eggs. She has had 3 vaccines and still got COVID. Her father got the shot, and her brother brought the COVID home to her parents. Her mother and son are unvaccinated. Her son has had COVID twice and she never got sick from him. Caller states last dose on 31May and went to her father's house on 01Jun and tested him and he did have COVID. Her mother got COVID on 04Jun.; Sender's Comments: Based on the information available, a possible contributory role of the suspect BNT162B2 cannot be excluded for the reported events of LOE.,Linked Report(s) : US-PFIZER INC-202200856648 Same reporter, same patient, same product, different event (LOE events);