PCR test returned COVID19 positive results; PCR test returned COVID19 positive results; X-ray taken at clinic indicated pneumonia in left lung lobe; inability to sleep/rest throughout the night; remain tired and lethargic with no other symptoms; This is a spontaneous report from a contactable consumer reported for a male patient. A 66-year-old male patient of an unspecified age received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot number was not reported), via intramuscular route of administration, administered in arm right on 29Sep2021 at 01:30 (at the age of 66-year-old) as dose 3 (booster), single for COVID-19 immunization. The patient medical history included stage 3 kidney disease, diabetes and HBP (high blood pressure). Patient had no known allergies. Patient concomitant medications included medication for hypertension and diabetes (unspecified) (within two weeks of vaccination). The patient previously received second dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot number: unknown) via an unspecified route of administration on 26Mar2021 (at the age of 65-year-old) as dose 2, single and first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot number: unknown) via an unspecified route of administration on 05Mar2021 (at the age of 65-year-old) as dose 1, single, both doses for COVID-19 immunization. Patient had not received any other vaccines within 4 weeks. Patient had no COVID prior vaccination. On 29Sep2021, the patient experienced PCR test returned COVID19 positive results, X-ray taken at clinic indicated pneumonia in left lung lobe, inability to sleep/rest throughout the night, remain tired and lethargic with no other symptoms. On 29Sep2021 post vaccination, patient was tested positive for Covid through blood test. It was reported that the events started on 29Sep2021. On 30Sep2021, it was reported that patient presented at urgent Care with severe cough that had gotten progressively worse since 25Sep2021 and now was uncontrollable and causing chest pains, inability to sleep/rest throughout the night, no fever at the time. Patient underwent lab tests for COVID19, flu A/B were negative in clinic and a PCR COVID19 test was sent out to confirm. X-ray taken at clinic indicated pneumonia in left lung lobe. On 02Oct2021, patient continued to get worse, fever 101, persistent cough, no loss of taste or smell. It was reported that adverse event resulted in doctor or other healthcare professional office/clinic visit. Therapeutic measures were taken as a result of the events other than COVID19 and treatment included Codeine, antibiotics and cough suppressant. Patient took 1 codeine pill for pain, and cough suppressant along with humidifier and liquids. Antibiotic was not taken. PCR test returned COVID19 positive results 2 days later. Patient continued to isolate, fever gone, cough gone, remain tired and lethargic with no other symptoms on 06Oct2021. Outcome of the event remain tired and lethargic with no other symptoms was not recovered and rest of the events were recovering.  The lot number for the vaccine, [BNT162B2], was not provided and will be requested during follow up.