This is a spontaneous report from a contactable consumer (patient). An 86-year-old non-pregnant female patient received second dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: solution for injection, Batch/Lot Number: EN6202) via an unspecified route of administration, administered in right arm on 13Mar2021 at 11:15 (at the age of 86-year-old) as single dose for covid-19 immunization. Patient was not pregnant at the time of vaccination.Medical history included diabetes mellitus from 2010 and ongoing, Blood pressure high from 1993 to 1995, neuropathy peripheral from 2015 and ongoing, gallbladder surgery, 2 hernia surgeries, breast cancer surgery, lumpectomy, arthritis, thyroid cancer from an unknown date and unknown if ongoing, headaches from 1978. Patient was allergic to IVP due, potassium orally taken, naphasom, cipro. Patient not diagnosed with covid-19 prior to vaccination. The caller sees her endocrinologist every 3 months and they monitor her thyroid. The patient's family history included arthritis, diabetes and cancer. Concomitant medications included thioctic acid (ALPHA LIPOIC ACID) taken 300 mg twice a day, orally for neuropathy peripheral and arthritis, cyanocobalamin (VIT B12) taken she has ulcers and she was taking this after iron, calcitriol (CALCITRIOL) taken 0.25 mg twice a day, orally for thyroidectomy, calcium (CALCIUM) taken 1200 mg once a day, orally for thyroidectomy from 1982 to an unspecified stop date, fish oil (FISH OIL) taken 1000 mg daily, orally, magnesium (MAGNESIUM) taken 250 mg twice a day, orally, metformin hcl (METFORMIN HCL) taken 500 mg twice a day for an unspecified indication, levothyroxine sodium (SYNTHROID) taken 150 g twice a day, orally, curcumin (CURCUMIN) taken 900 mg once a day, orally, cetirizine hydrochloride (ZYRTEC ALLERGY) taken once a day, amitriptyline (AMITRIPTYLINE) taken 25 mg daily at night, orally, fluticasone propionate (FLUTICASONE PROPIONATE) taken for an unspecified indication, pravastatin (PRAVASTATIN) taken one half mg , apple cider vinegar (APPLE CIDER VINEGAR), letrozole (LETROZOLE, Lot Number: M2012754, Expiration date: Aug2023) taken 2.5 mg once a day, orally for an unspecified indication, start and stop date were not reported, olmesartan medoxomil (OLMESARTAN MEDOXOMIL) taken 20 mg once a day, orally for blood pressure measurement from Sep2020 to an unspecified stop date, pantoprazole (PANTOPRAZOLE) taken 40 mg twice a day, orally for ulcer from Dec2020 to an unspecified stop date, Multivitamin and tumeric curcumin. Historical vaccine included first dose of BNT162B2 (solution for injection, Lot Number: EN6200) dose 1 administered in right arm on 20Feb2021 at 11:15 AM (at the age of 86-years-old), as single dose for COVID-19 immunization. No Additional Vaccines Administered on Same Date of the Pfizer Suspect. Patient was not received any other vaccine four weeks prior vaccination. Saturday on 13Mar2021, when the caller got the shot it felt like her ear was full of fluid, she has bad ears anyways. The caller went out and had no pain, she walks with a cane and getting out of the car is uncomfortable. The caller went out to BJs and visited her friend who just got out of the hospital from having covid and noticed she was not hurting like she usually would by walking to the back of BJs. The caller is surprised because she is doing fine now. I had a very slight headache on 13Mar2021. Since vaccination patient not tested for covid-19. Patient not visited to emergency room and physician's office for the event. No treatment received for the events. Outcome of the events was reported as unknown. No follow-up attempts are needed. No further information is expected.