Caller states to me that she Covid arm after the first dose of the vaccine and this reaction happened in her left arm; covid arm with little hives; it was itchy/itching/itchiness; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient. A 66-year-old female patient received bnt162b2 (BNT162B2), administration date 09Jul2021 (Lot number: EW0181) at the age of 66 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Hashimoto's disease" (ongoing), notes: Verbatim: Hashimoto's disease; "Hives" (unspecified if ongoing), notes: Has been in the emergency room before from hives from moisturizers. Concomitant medication(s) included: SYNTHROID taken for autoimmune thyroiditis (ongoing). Past drug history included: Codeine, reaction(s): "spins and vomiting", notes: caller can't take codeine because she gets the spins and vomiting.; Propofol, reaction(s): "super runny nose", notes: caller can't take Propofol because she gets a super runny nose.; Codeine, reaction(s): "vomiting", notes: caller can't take codeine because she gets the spins and vomiting.  The following information was reported: PAIN IN EXTREMITY (non-serious) with onset Jul2021, outcome "unknown", described as "Caller states to me that she Covid arm after the first dose of the vaccine and this reaction happened in her left arm"; URTICARIA (non-serious) with onset Jul2021, outcome "recovered" (Jul2021), described as "covid arm with little hives"; PRURITUS (non-serious) with onset Jul2021, outcome "recovering", described as "it was itchy/itching/itchiness". Therapeutic measures were taken as a result of pain in extremity, urticaria, pruritus.  Additional Information: First Dose of the Pfizer Covid Vaccine: Given on 09Jul2021; Lot Number provided as being either: EW0181 or EU00181; NDC and Expiry Date unknown by the caller. Patient received bnt162b2 (BNT162B2), administration date 01Aug2021 (Lot number: unknown) as dose 1, single for covid-19 immunisation. Patient  also received purple cap Pfizer BioNTech Covid-19 vaccine (BNT162B2), administration date 01Aug2021 (Lot number: unknown) at the age of 66 years as dose 2, single for covid-19 immunisation. Patient states that the doctor doesn't want her to receive a booster dose but her family wants her to receive one. Patient states to me that she Covid arm after the first dose of the vaccine and this reaction happened in her left arm. Patient states her doctor states that her doctor said that the reaction she had after the second dose was not considered hives because if they were hives it would only last two days. Patient states that the reaction started in her left arm and spots were different than other. Patient states she had big yellow like blisters on her thighs and it also went down her spine, butt crack and ankles. Patient stated that her doctor sent her to an allergist and allergist said they don't know what is going on and because they do not know all the ingredients in the vaccine. Patient would like to know if their is any special ingredients in the vaccine and if she can have the list of the ingredients in the vaccine. Patient reported that Broke out into hives, or what she thought were hives and also stated that Hives lasted for 2 months. Patient doctor sent her to the allergist who did not know what they were. He told Patient they could be an allergic reaction to the vaccine or her immune system not doing well with the vaccine. Doctor's do not want her to get the booster dose of the vaccine. There was greater than 21 days between first and second doses of the vaccine. Concomitant medication(s) included: SYNTHROID 75mg daily taken for autoimmune thyroiditis (ongoing). Relevant medical history included: "Hashimoto's disease" (ongoing) Patient states she has had this since she was about 25 years old. Event Details: Caller states that with the first dose of the vaccine she had Covid Arm in her left arm. She also had Covid arm after the second dose. Dates of these events unknown. When probed for dates of adverse events caller provides the dates of her vaccines. Caller states that also after the second dose she broke out into hives, or what she thought were hives. Says that over a period of weeks or a month they spread all over her body, to her ankles, down her spine, to her butt. States they were really itchy. Caller states that they were not hives. Says her doctor sent her to the allergist who did not know what they were. He told her they could be an allergic reaction to the vaccine or her immune system not doing well with the vaccine. Caller states that these hives lasted for 2 months. States she didn't take anything for them because she is sensitive to medications. States that all she used was Calamine Plus lotion. The AE didn't required a visit to Emergency Room. AE Broke out into hives, or what she thought were hives require a visit to Physician Office. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. No AE(s) following prior vaccinations. Family Medical History Relevant to AE was not provided. After the first dose the caller had covid arm with little hives and it went away in a few days and with the first hives that the caller got it was itchy and stuff and it improved within a week or so.  Follow-up attempts are completed. No further information is expected.