Mental fog for 3 days; Fatigue for 3 weeks; feeling of someone ringing out my heart/lungs like a wet washcloth for 1 day; sore left arm; This is a spontaneous report received from a contactable reporter(s) (Other HCP). The reporter is the patient.  A 45 year-old female patient (not pregnant) received bnt162b2 (COMIRNATY), administered in arm left, administration date 02Sep2021 18:00 (Lot number: FC3183) at the age of 45 years as dose 1, single for covid-19 immunisation. The patient's relevant medical history was not reported. There were no concomitant medications. Past drug history included: Bystolic, reaction(s): "Known allergies:Bystolic", notes: Known allergies:Bystolic. The following information was reported: FEELING ABNORMAL (non-serious) with onset 02Sep2021, outcome "recovered" (05Sep2021), described as "Mental fog for 3 days"; FATIGUE (non-serious) with onset 02Sep2021, outcome "recovered" (23Sep2021), described as "Fatigue for 3 weeks"; FEELING ABNORMAL (non-serious) with onset 02Sep2021, outcome "recovered" (03Sep2021), described as "feeling of someone ringing out my heart/lungs like a wet washcloth for 1 day"; PAIN IN EXTREMITY (non-serious) with onset 02Sep2021, outcome "recovered" (2021), described as "sore left arm". Therapeutic measures were taken as a result of feeling abnormal, fatigue, feeling abnormal, pain in extremity.  Additional information: Did the patient receive any other vaccines within 4 weeks prior to the COVID vaccine: No. Treatment received for the adverse event was Advil and Tylenol. Prior to vaccination, was the patient diagnosed with COVID-19 was no. Since the vaccination, has the patient been tested for COVID-19 was no. Known allergies: Bystolic. Vaccine Facility information available. Ethnicity information was available. Reported Event: 02Sep2021 Dose 1: fatigue for 3 weeks, mental fog for 3 days, feeling of someone ringing out my heart and lungs like a wet washcloth for 1 day, sore left arm. 23Sep2021. Concern: Nurse stated, "I need to report an AE from the COVID vaccine. Because I have got Two AE reports already (Further not clarified hence captured as Initial report) but I Just ended up getting COVID. So, I got to report that." When paraphrased the concern: Nurse stated, "I have already reported two AE reports from getting of the COVID vaccine. So, do I need to give you those or this a brand new AE report." Nurse was informed about the Role of Pfizer Drug Safety Department. When asked permission for further probing: Nurse stated, "Yeah, I wanted to report an AE." Side Effects: Nurse stated, "Yeah. So, I got I tested positive for COVID on Wednesday 15Dec. So, sick." When paraphrased the side effects: Nurse stated, "Yes on December 15th correct." Healthcare Professional: I am Nurse. Follow-Up: Nurse stated, "There is nothing to follow-up with I am just reporting that I COVID after having the vaccine the Pfizer vaccine. Yeah they can mail me but by mail." (Followup consent checked Yes) Number of vaccines: Nurse stated, "I had both doses already in September." Prior vaccination (Within four weeks) was no. Lab Test: Nurse stated, "I think the answer is going to be no but hang tight, yeah the answer is no for lab no." Start date of events (15Dec2021): Nurse stated, "Correct." Treatment: Nurse stated, "No."  Event Details: Still experiencing: Nurse stated, "I don't know if I am positive still or not but I still have symptoms form it, I don't have any actual test not a retest, no to the retest and yes to the symptoms of the COVID still." Outcome of Event (Worsened, improved and persisting): Nurse stated, "Symptoms are improving." When asked to list the symptoms: Nurse stated, "My Main symptoms are headache, Sinus, Congestion, fatigue, dry cough that is good for now that's good." When probed for any further help: Nurse stated, "No, do I get a confirmation# or anything." Nurse was provided with the report reference as BXODM3YP. Nurse stated, "No, so that is my case number I reported it and then so something can mail to me or no." Nurse was informed request is documented in data base. Nurse stated, "Let me ask you real quick question What did you put at my request I missed the first part, I am requesting a hard copy of the report I mean to give it to my employer." Nurse was informed request is documented in data base again. Causality: Nurse stated, "I guess that's odd yes I would yes I have positive for COVID meaning I have symptoms of COVID because your Pfizer vaccine didn't worked so, yeah." Nurse stated, "Lack of your Pfizer AE lack of effect of because your Pfizer vaccine didn't worked and getting COVID anyway makes sense" Nurse was informed Product complaint and AE report has been filed. Nurse stated, "Did you so what did you report out of the symptoms I had headache did you report fatigue." When paraphrased the concern: Nurse stated, "Sinus, Congestion, Dry Cough, and then did you report that the lack of effect for the vaccine, did you report lack of effect for the 2 vaccines, okay and then you reported positive for COVID on 15Dec (Confirmed as December 15th)." Description of Product Complaint: Concern: Nurse stated, "I need to report an AE from the COVID vaccine. Because I have got Two AE reports already (Further not clarified hence captured as Initial report) but I Just ended up getting COVID. So, I got to report that." Side Effects: Nurse stated, "Yeah. So, I got I tested positive for COVID on Wednesday 15Dec.   No follow-up attempts are possible. No further information is expected.