itching started all over; extremely exhausted; very sick; terrible rash; trouble with breathing; she feel lumps under the chest; very nauseous; This is a spontaneous report from a contactable consumer. A 72-years-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VAC-CINE, Solution for injection), via an un-specified route of administration on 28May2021 (at the age of 72 years old) (Batch/Lot number was not reported) as dose 1, single for covid-19 immunisation. The patient medical history and concomitant medications were not reported. It was reported that patient got the vaccine on May28, three days later (31May2021) patient broke out in a terrible rash; then itching started all over and the rash has ex-tended, She was extremely exhausted and she feel lumps under the chest and indicated something is wrong; she was getting very sick, she has no strain, she was getting worst and now she was having trouble with breathing and she was very nauseous. Additional Context: Reporter stated, "I just talk with my sister, I just want to know how many people have gone through with Pfizer, My sister got the Pfizer vaccine, she can hardly talk, I just spoke with her and she just can't deal with it anymore, she got the vaccine on 28May, three days later she broke out in a terrible rash and then itching started all over and the rash has extended whenever the pharma-cist need couple of check they said Oh my god what is wrong with you, now this was 28May. Today not only she had rash and extreme itching that is not gone, Now she is extremely exhausted and she feel lumps under the chest and indicated something is wrong, she is getting very sick, she is really exhausted, she has no strain and I don't know whom to concern from Pfizer". Reporter was informed about the Pfizer Medical Information and asked to provide the number. Reporter added, "We had an online interaction with the doctor couple of weeks ago, she prescribed the Prednisone, anti-histamine and she prescribed the cortisone cream, nothing helping her and she is get-ting worst and now she is having trouble with breathing and she is exhausted and she is very nauseas and I don't know who to contact in Pfizer and I also want to know if anybody else had a reaction with Pfizer with this vaccine". Reporter was informed about the role of Pfizer Drug Safety and also informed about the Pfizer Medical Information and asked to provide the number. Reporter was again informed about the Pfizer Medical Information and provided with the number as and requested to dial the option 3 and informed about timings as 8 AM to 8 PM from Monday to Friday and for Saturday and Sunday timings are 9 AM to 3 PM. Reporter added, "I did and I connect to you". Reporter was again requested to dial the option 3 after dialling the number. Re-porter added, "I am saying if it's your sister and she is extremely suffering and I can't be there." (Incomplete sentence). When requested for probing, Reporter stated, "I actually wrote a letter to the CEO of Pfizer and that's why # called me she was # she called me but yesterday my sister was not bad as today, they gave me some information and she said it was the legal department, you can write to the legal department but I am worry about my sister, I feel like she is going to die from this vaccine, it has really affected her". Reporter was again informed about the Pfizer Medical In-formation. When Probed for Calling Pfizer first time for this incident, Reporter Stated, "Not that really, yes I called, No it's not the first time, I had a number, I have the number and I have the Pfizer Medical information number." (Further not clarified hence captured as Initial report). Reporter stated, "Not taken the 2nd shot, she was suffering from the first one, yes she only took the 1st shot and three days later she get ill." Treatment: Reporter stated, "Yes, she call doctor, she put on steroid and Prednisone, a cortisone cream and an anti-histamine (Unspecified Medication), doctor prescribed doxepin but it wasn't cover by and she wasn't going to pay. Dose of Medication used as treatment, Reporter stated, "I will have to ask for the dose, I don't know the dose, it's my sister." When Probed for Route of administration: Reporter Stated, "What is that mean, Oh my god it's so difficult. Therapeutic measures were taken as a result of events with Prednisone, a cortisone cream and an anti-histamine (Unspecified Medication). The outcome of the events was unknown.   Information on Lot/Batch number was available. Additional information has been requested.