Nausea; Diarrhea; Headache; A low grade fever; Chills; Felt completely exhausted; Hurting from head to toe, and her arm was "killing" her; Hurting from head to toe, and her arm was "killing" her; Developed a rash on both her arms, and upper part of her torso, just below her "bra line."; There were several bumps on her arms, and very itchy spotted bumps on her torso; Was so sick; was in bed for 3 days; This is a spontaneous report from a contactable consumer (patient). A 62-year-old female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE Solution for injection Lot number was not reported) via an unspecified route of administration on 01May2021 10:45 as dose 1, single (age at vaccination: 62 years) for COVID-19 immunisation. Medical history included COVID from Jan2021 to an unknown date, had lung problems with the respiratory, could not exercise or go up and down stairs because she would get very winded, fever, nasal and chest problems, nausea, diarrhea, headache, Extreme exhaustion, she hurt from head to toe, lost her sense of smell, She did develop a rash on her lower back while she had the Covid virus, She was having trouble eating Nothing would go in and stay in and she was having trouble eating, had loss of appetite, shingles, heart condition existing heart condition, as well as the medication she was currently taking for her condition, coughing all from an unknown date and unknown if ongoing. Concomitant medications were not reported. The patient previously took doxycycline for sinus infection, prednisone, shingrix for herpes zoster and flu shot she gets a flu shot every year with no problems. It was reported that caller spoke with her physician and they suggested for her to call Pfizer for recommendations. She had the Covid virus in Jan2021, but did not have to go to the hospital, she was just under that. Her reaction to the virus was 3 weeks. Had lung problems with the respiratory, could not exercise or go up and down stairs because she would get very winded. Had fever, respiratory, nasal and chest problems, but no pneumonia, and a sinus infection from it all, nausea, diarrhea, headache, extreme exhaustion, no aches, but she hurt from head to toe, lost her sense of smell, which has not fully come back and then off of a sudden she can smell something. The exhaustion has subsided quite a bit and she can now go up and down the staircase without being very winded. She did develop a rash on her lower back while she had the Covid virus and was also treated with Doxycycline because of the sinus infection. Also, had a round of treatment with Prednisone because of the coughing and respiratory issues she experienced. Nothing would go in and stay in and she was having trouble eating, had loss of appetite and drank Pedialyte to keep her electrolytes up. The CDC recommends people to get the vaccine even with having had the Covid virus, but in other countries they are not doing that, saying you now will have natural immunity. Has been reading that for the Covid vaccine and it was based on groups with people who have natural immunity and hoping it would mimic or create that effect for the better. They recommended someone who has the natural immunity in case of the variants, it's recommended to get only the first vaccine. States people who have experienced a virus and know there was a series of vaccines for people, you think companies would put information out there. She had the same problem with the shingles vaccine in the past. Had the shingles and was then told to get the vaccine, so she got the first dose of the Shingrix and was down for 4 days from that first shot. She did not get the second one. She gets a flu shot every year with no problems. Again, declines report. No further details provided on this. It was reported that she said she had the same reaction with the 1st dose as she had with the virus. On 01May2021, by 04:00 PM, she had a low-grade fever, and chills, she felt completely exhausted, was hurting from head to toe, and her arm was "killing" her. On 02May2021, 24 hours later, these were accompanied with nausea, diarrhea, and headache which persisted until Tuesday morning of the next week, she had to go home and go to bed. On an unspecified date May2021, she developed a rash on both her arms, and upper part of her torso, just below her bra line. She said there were several bumps on her arms, and very itchy spotted bumps on her torso, It was not a full rash, but bumps that were itchy right below the bra strap. She said she treated the rashes with Ivarest which helped make her feel better. She said it took a week for the rashes to subside and getting so sick. Then on Tuesday, she started to feel better, and by Friday, she was able to build back her strength. Since she was so sick after the 1st dose, consumer wanted to know what would happen to her after the 2nd dose, and how bad the side effects would be after it. She said she was scheduled to receive the 2nd dose next Friday, 28May2021, but she does not want to get it. Consumer stated that her physician suggested that she take Benadryl after the 2nd dose. However, she said she cannot take any decongestants and Benadryl because it was contraindicated to her existing heart condition, as well as the medication she was currently taking for her condition. Consumer also said she already had COVID prior to receiving her 1st dose of the vaccine. She said she did some research and found out that in other countries, people who had previously had Covid were advised not to take the 2nd dose. She believes she had natural immunity and wanted to know if she still needs to take the 2nd dose. The study showed people who have had the Covid virus only need to have the first shot. Having discussed this with her doctor and Endocrinologist and her getting so sick with this first shot she wanted to know if Pfizer recommends her getting the second shot since she was scheduled to get it next Friday. Her provider recommended for her to call Pfizer based on this information she had. She also mentions taking a heart medication and she was not supposed to take any Benadryl or Epinephrine and how was it that she should take the Benadryl if this happens. Wanted to know how sick she was going to be if she gets the second shot. Declines report and states she does not think she had to get the second vaccine and get sick. With the first vaccine she was in bed for 3 days and it took all the rest of that week to get better. Was in bed from Friday-Sunday and then by that Monday she started to feel a little better. Tuesday, Friday was trying to get over it. Symptoms with the first shot was almost like when she had Covid virus, but shorter. The clinical outcome of the events Developed a rash on both her arms, and upper part of her torso, just below her bra line, there were several bumps on her arms, and very itchy spotted bumps on her torso was resolving and rest of the events was unknown.  The lot/batch number is not available despite the follow-up attempts made. Follow-up attempts completed. No further information is expected.