skin bumps on left arm / skin bumps with both legs / redness with the skin bumps; rash (red bumps all over, especially on her left arm,; sort of itchy; redness with the skin bumps; This is a spontaneous report from a contactable consumer (patient) via Medical Information Team. A 25-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Formulation: Solution for injection, Lot Number: FA7484), via an unspecified route of administration in left arm on 24Jul2021 at 14:00 (at the age of 25 years old) as single for covid-19 immunisation. Medical history included anaemia, asthma. The patient's concomitant medications were not reported. The patient not had history of previous immunization with the Pfizer vaccine considered as suspect. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. The patient did not receive additional vaccines on same date of the Pfizer suspect. She took the first shot on 24Jul2021 Saturday. Afterward, she got some allergic reaction to it. She has a lot of red skin bumps all over her body on Jul2021. She reported that she got a rash (red bumps all over, especially on her left arm, which was the side of injection and both legs. She was asking if there have been previous reports similar to that. She stated that it was not painful, was sort of itchy on Jul2021, and looks better than it did yesterday. The caller explained the red bumps developed a few hours later on 24Jul2021. She took the shot in the afternoon and then in the evening she felt like 1 or 2 bumps and then the next day was more, the bumps were all over. At first, there was a bump on the arm where she had the shot. She clarified it was not exactly where she had the shot (it was not at the injection site), the bump was on the forearm of the arm that received the shot. She confirmed that she received the vaccine in her left arm. The next morning on 25Jul2021, she woke up and she felt the bumps on her legs, too. From what she can see, the bumps are just on the left arm but on both legs. Currently, there are now 2 or 3 bumps on her left arm. Yesterday, the bumps were getting pretty red and bright, but now the bumps are a little smaller. She confirmed that bumps are still red. The redness she saw the most yesterday morning. She didn't entirely notice them before yesterday but yesterday was the most she saw the redness with the bumps. She confirmed that redness was still there with the bumps, however, the redness was a lot more fresh looking yesterday. She stated that she called to know what to do. She was advised to contact her primary care provider for any medical advice. She wanted to know if there was any other previous results of allergic reactions that were the same as what she got, with the first shot? Are there any previous reports of this? She was asking if she should get the second vaccine after reacting to the first. She has not had any blood work in a while. She was not aware of family medical history relevant to adverse events was provided and no relevant tests were performed. The patient did not visit emergency room or physician office. The patient did not receive any treatments for the events. The outcome of redness with the skin bumps was not recovered, while with other events was recovering.  Follow-Up (05Aug2021): Follow-up attempts are completed. No further information is expected