Caller states he got the Pfizer vaccine, he is fully vaccinated and with the boosters/ he tested positive for Covid; Caller states he got the Pfizer vaccine, he is fully vaccinated and with the boosters/ he tested positive for Covid; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  An 83-year-old male patient received BNT162b2 (BNT162B2), on 14Jan2021 as dose 1, single (Lot number: EL1283), on 13Feb2021 as dose 2, single (Lot number: EN5318), on 30Sep2021 as dose 3 (booster), single (Lot number: 30155BA) and on 22Apr2022 as dose 4 (booster), single (Lot number: FM9992) at the age of 83 years, in arm for covid-19 immunisation. The patient's relevant medical history included: "Spondylolisthesis" (unspecified if ongoing), notes: Spondylolisthesis has had for about 10 years or so and he doesn't do anything for it. States it's in his back; "Prostate cancer" (unspecified if ongoing), notes: Prostate cancer, States he was successfully treated for this last year.; "Hypertension" (unspecified if ongoing); "Cholesterol control" (unspecified if ongoing); "Hypothyroidism" (unspecified if ongoing); "potential reflux" (unspecified if ongoing); "Blood Pressure" (unspecified if ongoing), notes: Medical Conditions: States his blood pressure is under control.; "frequent headaches" (unspecified if ongoing), notes: States he used to get frequent headaches; "Cancer" (unspecified if ongoing). Concomitant medication(s) included: BENAZEPRIL taken for hypertension; AMLODIPINE taken for hypertension; ATORVASTATIN taken for blood cholesterol; LEVOTHYROXINE taken for hypothyroidism; NP THYROID taken for hypothyroidism; OMEPRAZOLE taken for reflux gastritis; FISH OIL; POTASSIUM. Vaccination history included: Flu shot (after one of the flu shots he suddenly got chills that night), administration date: Aug2021, reaction(s): "Chills that night"; Flu shot (he also found when he had combo of 2 shots he guesses his arm was extra sore, Administration date: Unknown), reaction(s): "His arm was extra sore". The following information was reported: VACCINATION FAILURE (medically significant), COVID-19 (medically significant) all with onset 14Jun2022, outcome "recovered" and all described as "Caller states he got the Pfizer vaccine, he is fully vaccinated and with the boosters/ he tested positive for Covid". The patient underwent the following laboratory tests and procedures: SARS-CoV-2 test: (unspecified date) Negative, notes: Caller states he had tested at an earlier time, he doesn't recall when as it was awhile ago and that was negative; (14Jun2022) Positive, notes: he tested positive for Covid on Tuesday morning, 14Jun2022. Therapeutic measures were taken as a result of vaccination failure, covid-19.  Clinical course: Other Conditions and Investigations reported as Yes. Other Products reported as Yes. Additional Context: Caller stated that in the brochure that comes with Paxlovid there is a place that says to report side effects and given that it's a fairly new medication with emergency use authorization he wanted to call. Caller stated he started taking Paxlovid Wednesday morning and immediately noticed a peculiar taste sensation at the back of his throat, which is partly masked by eating. Caller stated his Covid is largely gone, his temperature is normal and he doesn't have overall body aches like he did. States no breathing difficulty, no problems with coughing, there was previously but it's gone now. Caller stated that there is nothing newly prescribed in the past 2 weeks. Caller states besides what is listed there is this that and the other. Caller stated he tested positive for Covid on Tuesday morning, 14Jun2022.States his blood pressure is under control. States he used to take Finasteride and his cancer doctor said he doesn't need that anymore so it's been awhile. States he used to get frequent headaches and hadn't had one in a month until Covid and hasn't had one since. States he started not feeling so good on Sunday evening, he had a lot of coughing and cold symptoms and dribbling and so on. Stated he had the home tests and tested and it was positive. Caller stated he had tested at an earlier time, he doesn't recall when as it was awhile ago and that was negative. Stated he talked to his doctor about getting the medication etc.  No follow-up attempts are possible. No further information is expected.