A PCR test was done and received results Monday (4th) as positive; A PCR test was done and received results Monday (4th) as positive; Had some scratchy throat late friday night; Saturday called out sick to work as the cough started; Saturday called out sick to work as the cough started.; Lost taste and smell monday; Lost taste and smell monday; Running fever; fatigue; This is a spontaneous report from a contactable Pharmacist (the patient). A 52-year-old male patient received the first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 MRNA VACCINE, lot number EJ1686, expiration date unknown) via an unspecified route of administration on 28Dec2020 at 12:00 PM  (at the age of 52-years-old) via an unspecified route of administration at an unspecified dose in the right arm for COVID-19 vaccination. Medical history included hypertension, high blood cholesterol from unknown dates. Allergy information was not provided.  Prior to the vaccination, the patient was not diagnosed with COVID-19. The patient was administered the vaccine at a Nursing Home/Senior Living Facility.  Concomitant medication included hydrochlorothiazide, valsartan (VALSARTAN/HYDROCHLOROTHIAZIDE), atorvastatin (LIPITOR), fenofibric acid (FENOFIBRIC ACID), amlodipine besilate (NORVASC). The patient did not receive any other vaccines within four weeks prior to the vaccination. The patient received the vaccine on Monday 28Dec2020. A PCR test for COVID was done on Tuesday and a rapid test on Wednesday both of which were negative. The patient experienced some scratchy throat late Friday night on Saturday, 02Jan2021 the patient called out sick to work as a cough had started. A PCR test was done on 02Jan2021 and he received results Monday (4th) as positive. The patient continued to say that the cough had subsided, as he took Delsym.  He lost taste and smell on Monday. He reports running a fever that varies from 99-101.5. He took Tylenol and Motrin to control the fever. In addition he has experienced fatigue. It was also reported, in contradiction of the above reported chronology of events, that the onset date of events was 25Dec2020 (CONFIRMATION PENDING for onset date of events relative to vaccine administration). The patient experiences of COVID 19 positive test, scratchy throat, sickness, cough, loss of test and smell, fever and fatigue resulted in a physician office visit (date not specified).  The patient underwent lab tests that includes a PCR test on 29Dec2020 which was negative, a rapid test on 30Dec2020 which was negative and a PCR test on 02Jan2021 which was positive. Treatment for the events was reported as Motrin and Tylenol for fever and Delsym. for cough. The clinical outcome of COVID 19 positive test, scratchy throat, sickness, cough, loss of test and smell, fever and fatigue was reported as not recovered.; Sender's Comments: The patient received the first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 MRNA VACCINE) on 28Dec2020, and COVID-19 PCR test positive on 02Jan2021.  No effect of the suspect vaccine could be reasonably achieved to protect from the targeted infection/disease due to the very short time lag.  Instead, the positive COVID likely represents the pre-existing infection prior to vaccine use.  Further information is needed for full medical assessment.