soreness in left arm; Lethargic; extremely ill; shortness of breath; heart will race; Joint pain; body aches; muscular pain; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 55 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 08Mar2022 (Lot number: FK9894) at the age of 55 years as dose 3 (booster), single for covid-19 immunisation. Relevant medical history included: "Knee replacement and even that hurts" (unspecified if ongoing), notes: Caller states her knee with the knee replacement aches really bad and even her good knee is bothering her. There were no concomitant medications. Vaccination history included: Bnt162b2 (Pfizer COVID-19 vaccine 1st dose , Date received: 01Aug2021, Lot Number: EWD172, Route, Anatomical Location: Left arm, No. of Previous Doses: n/a, Age at Immunization if date not available: 54), administration date: 01Aug2021, when the patient was 54 years old, for Covid-19 immunization, reaction(s): "Tested positive for COVID-19 and pneumonia", "Tested positive for COVID-19 and pneumonia", "Tested positive for COVID-19 and pneumonia"; Bnt162b2 (Pfizer COVID-19 vaccine 2nd dose, Date received: 02Sept2021, Lot Number: EWD172, Route, Anatomical Location: Left arm, No. of Previous Doses: one, Age at Immunization if date not available: 54), administration date: 02Sep2021, when the patient was 54 years old, for Covid-19 immunization, reaction(s): "Tested positive for COVID-19 and pneumonia", "Tested positive for COVID-19 and pneumonia", "Tested positive for COVID-19 and pneumonia", "Headaches", "Loss of appetite". The following information was reported: ARTHRALGIA (non-serious) with onset Mar2022, outcome "not recovered", described as "Joint pain"; DYSPNOEA (non-serious) with onset 08Mar2022, outcome "not recovered", described as "shortness of breath"; PAIN (non-serious) with onset Mar2022, outcome "not recovered", described as "body aches"; HEART RATE INCREASED (non-serious) with onset 08Mar2022, outcome "not recovered", described as "heart will race"; PAIN IN EXTREMITY (non-serious), outcome "not recovered", described as "soreness in left arm"; LETHARGY (non-serious), outcome "unknown", described as "Lethargic"; MYALGIA (non-serious) with onset Mar2022, outcome "unknown", described as "muscular pain"; ILLNESS (non-serious), outcome "unknown", described as "extremely ill". Therapeutic measures were not taken as a result of arthralgia, dyspnoea.  Additional information: Patient stated she couldn't move that arm or lie on that side. Also she was right handed, so she had them give it in her left. She states she was in bed for three days with aches and clarifies the aches were on her back where her lungs are because most people don't know the lungs are not in the front. She reports she was just miserable. She states she usually walks everyday. All symptoms worsen at night. She reports she was not really one for taking meds. She tries to stay as healthy as possible and  drinks tons of water and tries to stay hydrated. No test other than after her COVID-19 vaccine 2nd dose. No other vaccines administered on same date with the Pfizer vaccine considered as suspect. No Prior Vaccinations (within 4 weeks).   No follow-up attempts are possible. No further information is expected.