rash all over my chest and my thigh and my right arm; The doctor said she must be allergic to something in the vaccine.; Red Rash to chest, stomach, sides, right arm; Hard time sleeping; fell asleep with ice pack in her hand; Palms of hands burning like fire; right worse than left; Rash on face; This is a spontaneous report from a contactable consumer (Patient herself).  A 28-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Formulation: Solution for injection, Batch/Lot number and Expiration Date was not reported), via an unspecified route of administration, administered in Arm Right on 24Apr2021 (at the age of 28-year-old) as single dose for covid-19 immunization. Medical history included ongoing irritable bowel syndrome (Irritable Bowel Syndrome with Constipation) patient states diagnosed 6 years ago, ongoing gastroesophageal reflux disease (Acid Reflux) patient states diagnosed 6 years ago. The patient did not have any other vaccine prior Vaccinations (within 4 weeks) and none AE(s) following prior vaccinations. History of all previous immunizations with the Pfizer vaccine considered as suspect was none. The patient's concomitant medications were not reported.  Patient states she got the first dose of the Covid Vaccine on 24Apr2021. She went to the Emergency Room last night and the doctor there suggested she not take the second dose of the vaccine due to her adverse reaction. It was said that on Sunday morning she noticed she had a rash on her face (On 25Apr2021).  And it was not itching or burning. Monday when she got home from work the palms of her hands were burning like fire; the right one worse than the left (On 26Apr2021).  There was no redness or swelling. She had a hard time sleeping Monday night and fell asleep with an ice pack in her hand (On 26Apr2021). Yesterday when she got home from her job as a second-grade teacher; she took off her clothes to take a shower.  That's when she noticed she had a red rash on her chest, stomach, sides, and her right arm (On 27Apr2021),on an unspecified date she experienced rash all over my chest and my thigh and my right arm. States that she got nervous and called several people.  No one would help her without seeing her first. She went to the Emergency Room by her house.  The doctor said he didn't recommend getting the second dose of the vaccine due to her reaction from the first dose.  The doctor said she must be allergic to something in the vaccine. The Emergency Room doctor gave her a Steroid shot, an epi-pen to take with her just in case symptoms worsened, and also told her to take antihistamines. She was wondering what happens if the vaccine becomes mandatory for work or for travel.States if the doctor told her not to get the second one and asking if she should follow the doctors orders or get the vaccine (27Apr2021). Caller stated the rash on her face and the burning of her palms were gone the day after they started. It was stated the rash to her body had improved and was now barely noticeable. She was concerned because she felt like the symptoms had been changing everyday. The event red rash to chest, stomach, sides, right arm resulted into emergency room. States that when she was a baby she was told she had hives in reaction to the antibiotic Ceclor. Therapeutic measures were taken as a result of rash on face, palms of hands burning like fire; right worse than left, red rash to chest, stomach, sides, right arm, the doctor said she must be allergic to something in the vaccine. The outcome for the events rash on face on 26Apr2021, palms of hands burning like fire; right worse than left was recovered on 27Apr2021, for event , red rash to chest, stomach, sides, right arm was recovering and for other events outcome is unknown.  No follow-up attempts are possible; information about lot/batch number cannot be obtained.  Follow-up#1(PRD06May21): This is a follow up-spontaneous report received from a contactable consumer. This consumer (patient) reported in response to non-HCP letter sent to physician via follow-up letter which included that included :Event verbatim rash all over my chest and my thigh and my right arm Coded as Rash. Reporter email address was added. New event was codded. Narrative added with case closure comment. No follow-up attempts are needed; information about lot/batch number cannot be obtained.