Rheumatoid arthritis; body ached/entire body was aching; Joint ache/joints were aching up; hands froze up; This is a spontaneous report from a contactable consumer. This 47-year-old female patient reported for herself that.  A 47-year-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot Number: EL8982; Expiration Date: 31May2021), via an unspecified route of administration, administered in Arm Left on 13Jan2021 17:00 (at the age of 47 years old) as dose 1, single for covid-19 immunisation. Medical history was reported as none. There were no concomitant medications. No history of any previous immunization with the Pfizer vaccine considered as suspect. No additional vaccines administered on same date of the Pfizer suspect. No vaccinations (within 4 weeks) prior to the first administration date of the suspect vaccine. No Adverse events following prior vaccinations. No relevant medical history (including any illness at time of vaccination). The patient experienced rheumatoid arthritis, body ached/entire body was aching, joint ache/joints were aching up, hands froze up, started having major side effects and medical issues on an unspecified date (at the age of 47 years old). It was reported that patient had the first dose on 13Oct2021 and 2 weeks later she reporter her whole body ached, her joints ached, and her body froze up. She has had to go to multiple orthopedic doctors appointments and the hospital on 2 occasions. He was diagnosed last month with rheumatoid arthritis and has had to see a rheumatologist. The caller clarifies has had to see her heart doctor. Also, the first dose was given on 13Jan2021, not 13Oct2021.The caller works in medical billing. It was confirmed that she just got the one vaccine because she was scared it would throw her into another episode or attack her heart. Caller also wants it known that she is on high doses of pain medication and the pain is so horrible she sees a pain management team and does therapy, tendon and muscle therapy, with them. She was also put on multiple medications after getting the vaccine. Caller states that she is calling with questions about the Pfizer Covid 19 Vaccine that she received on 13Jan2021. States that after the vaccine she started having major side effects and medical issues.  She has been to the emergency room twice, numerous doctors, and orthopedic doctors. Caller states that the first dose of the vaccine threw her into Rheumatoid Arthritis. States she has two questions. The first one is that on some paperwork she has it states that she can send her information to a website that is named and do a countermeasures injury compensation program.  Caller asks if this is accurate? Caller does not provide call handler with her second question.  Declines to complete safety report.  States she just wants to speak with someone about her questions. Caller denies being a healthcare professional, states she does work in the medical field though. States that she only got the first dose of the vaccine.  She doesn't want to get, is afraid to get, the second dose. It was reported that patient has been to the emergency room twice, numerous doctors, and orthopaedic doctors. Adverse event rheumatoid arthritis required a visit to Emergency Room/Physician Office. Relevant tests done included imagine joints shoulder and knees, injections in shoulder, imagine done on her heart, and multiple blood labs draws. The patient underwent lab tests and procedures which included blood test: unknown results, imaging procedure: unknown results on an unspecified date. Therapeutic measures (she was on high doses of pain medication and the pain was so horrible she saw a pain management team and did therapy, tendon, and muscle therapy, with them. She was also put on multiple medications after getting the vaccine) were taken as a result of the events. The outcome of the events was unknown.  No follow-up attempts are possible. No further information is expected.