back was itching like the small of her back/back just itched; Arm was just barely sore; This is a spontaneous report from a contactable consumer. A 84-years-old female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot Number: EL926F) via an unspecified route of administration in arm left on 10Feb2021 13:30 as first dose, single for COVID-19 immunization. Medical history includes that she was diagnosed with Lupus in 2004 and fasciitis in her foot in January2021. She had cortisone shot in her foot on 12Jan2021 and 08feb2021 within four weeks prior to vaccination. The patient previously took vitamin d2 + calcium [calcium gluconate; calcium phosphate; ergocalciferol] 50mg once a week, cortisone for fasciitis on Oct2020 patient has taken flu shot and a booster for pneumococcal pneumonia however in past patient took flu shot and had flu. No adverse event prior vaccination. Patient received second dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Batch/Lot Number: EN62W) via an unspecified route of administration in Arm Left on 03Mar2021 13:30 as second dose, single dose for COVID-19 immunization. On 10Feb2021 had first dose in her arm was barely sore. She did not feel sick or anything. About the second night (12Feb2021) after the first dose of the vaccine they were watching TV and she was sitting on the couch and noticed the small of her back was itching. It was just a little bit, and she did not pay attention because now and then she will have a little itch and did not notice it. She is calling back with questions about the same thing. Confirms that there are no new events. Since her first dose of the covid vaccine, on the second day after, that night, before she got in her bath, her back was itching. She did not pay it much attention. After her second dose of the covid vaccine, on the third day, she took her clothes off to take a shower and she had no rash, but she had chill bumps like she was cold. She read all of the information on side effects on the report. She saw where it said she could have chills. She had no problems with the injection or her arm being sore. She had no nausea, or no other symptoms that they talked about. Her skin felt like she had chills bumps from her knees to her shoulders. This has continued since. She does not have a reference number for her first report. She does not know when it went away/ over next day or 2. She told the person when got the shot that she had Lupus and asked if there was any reason, she should not get this. The nurse talked to somebody and came back and said no it would not affect it. It probably has not. She just wonders if there is something in the injection. She feels like that what caused her to itch since she has not changed her medications at all. The only thing which she came off this before she took the injection, was her rheumatologist advised all of her patients to take Vitamin D2 because of Covid. She was on that and was having some problems, the creatinine in her urine had gone up. They took her off it before she had the Covid injection. The patient underwent lab tests and procedures which included blood creatinine increased: increased on, blood calcium: increased. The outcome of the events was unknown. Description of complaint: While reporting an AE for Covid Shot caller mentioned that she has taken Benadryl for itching and it would calm it but she still has itching now. It makes her so sleepy and puts her to sleep. It says Diphenhydramine HCl 25mg. She sees a number where there is a barcode: 30048284, Lot: Not provided, not probed on call. She can't read an expiration date on it. She also has an old bottle. There is a barcode on it too: 312547 17031 4, Lot/Expiry date: Not provided, not probed on call. She also mentioned her doctor sent her some topical cream, but it took 2 tubes of cream to cover the itchy spot. She used some, but it did not help her at all. The topical cream she was given was Triamcinolone Acetonide ointment. It says USP, 0.1 percent. It is 15 grams. NDC: 0168-0006-15. Lots/Expiry: She does not see any other numbers or expiration date. She also mentioned years ago she took the flu vaccine and then a few days later ended up with the flu. She has no NDC, lot, or expiration date for the flu shot she had prior to getting the flu. She also mentioned that She had a cortisone shot in her foot on 12Jan2021. On 08Feb2021 she had another cortisone shot in her foot for continued fasciitis. Cortisone shots: She has no NDC, lot, or expiration date available, they just gave it in the office.  No follow-up attempts are needed. No further information is expected.