has been a reoccurring and intermittent rash on her arms. It is particularly worse and more dense on her right arm where she got her injection.; the itching is very mild; it feels like it's stinging a little bit; has been a reoccurring and intermittent rash on her arms/Reoccurring rash on both arms; This is a spontaneous report from a contactable consumer or other non health care professional (patient). A 73-year-old female patient received the first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Formulation: Solution for injection, Lot/Batch number: unspecified, Expiration date not reproted), via an unspecified route of administration in right arm on 18Jan2021 13:00 (at the age of 73-year-old), as single dose and second dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Formulation: Solution for injection, Lot/Batch number: unspecified, Expiraton date not reported), via an unspecified route of administration in right arm on 08Feb2021 13:00 (at the age of 73-year-old) as single dose for COVID-19 immunization. Medical history included severe osteoporosis from 2000 and ongoing, fractures, has gotten progressively worse despite treatments with, her mind is going blank, Bisphosphonates and 2 years of daily injections. The patient could not remember name of medications. The medications were approved for only 2 years of use by FDA. Improved bone density but then it went away. The patient so has not been on anything for quite a while because what is available to her has very low rate of improvement of 1% and high black box warning of stroke and heart attack its barely worth it. Patient had also been taking vitamins and supplements for quite a while for years for health care. The patient previously taken flu vaccine and did not seem to get much of a reaction. The patient did not receive any other vaccines within 4 weeks prior to the COVID-19 vaccine. The patient has been a reoccurring and intermittent rash on her arms (about 6 weeks ago. It was worse particularly in the last week or two), reported to be worsened. It is particularly worse and more dense on her right arm where she got her injection. It would come and go for a period of days but it has now lasted and persisted for several weeks. It goes down from her shoulders to her elbow. She has already consulted with Physician's Assistant Dermatologist and was given triamcinolone, a steroid cream. She noticed that it made mild improvements but would rebound her symptoms, so she had stopped taking it. She has taken claritin the last couple of days. She is wanting to know if this has been reported within the clinical trials and outside of the trials and for what to do with it. She further stated that the itching was very mild, and not a problem, sometimes it feels like it was stinging a little bit but was not terrible. It just looks awful. The appearance spread to the upper arm near the shoulder and below the elbow on the right arm. That was the arm that had the vaccine. The blemishes from the rash itself have become more numerous. Caller stated that there was virtually no unmarked skin between each blemish. Her left arm had much less. It started close to the shoulder and went down below the elbow. The blemishes on this arm are not as numerous. There was perfectly healthy skin between the blemishes. The blemishes are much more defined on that arm. Like it used to be on the right arm. They were round and red in the middle and a little paler around the outside. They were beginning to run together; they were clumped together. it was notable that she had very good skin. It was dry and fair. She was a redhead. She had not blemishes or rash anywhere else but on both arms as she had described. It was most prominent on the right arm where the vaccine was administered. Patient said she had only seen the physician assistant from dermatology. The physician assistant said she had never seen anything like it. She wanted to take biopsy. That was supposed to be this Wednesday, but caller got a message that she might be too busy to come to her apartment. The physician assistant was from Dermatologist. Caller figured she would biopsy the rash this week if she came. Caller was hoping to hear from her internist about doing blood work. Treatment of rash included Triamcinolone cream and ointment which she clarified as being Triamcinolone Acetonide Cream, a steroid cream; and Triamcinolone Ointment USP 0.1%. The Triamcinolone products seemed to make the rash worse. It temporarily would improve and then got worse. She stopped the Triamcinolone products. Caller said she has taken a Claritin the last 2 or 3 days to see if that would help. Patient further stated, Triamcinolone temporarily made it better. It decreases slightly, is less irritated when she used Triamcinolone products but then she stopped using it. Caller said that steroids tend to have rebound effect. The patient underwent lab tests and procedures which included: dexascan: minus 6. The clinical outcome for the events was unknown and not recovered for event, has been a reoccurring and intermittent rash on her arms/Reoccurring rash on both arms.  Description of Product Complaint: Consumer reporting adverse events with Pfizer Covid-19 Vaccine including reoccurring rash on both arms. For the reoccurring rash on both arms initially the physicians assistant dermatology recommended Triamcinolone cream and ointment which she clarified as being Triamcinolone Acetonide Cream, a steroid cream; and Triamcinolone Ointment USP 0.1%. The Triamcinolone products seemed to make the rash worse. It temporarily would improve and then got worse. She stopped the Triamcinolone products. Caller stated that the Triamcinolone temporarily made it better. It decreases slightly, is less irritated when she used Triamcinolone products but then she stopped using it. Caller said that steroids tend to have rebound effect.  Information about the lot/batch number has been requested.