I had no immediate adverse event after 1st or2nd dose. 10 days after those doses ~15 wheals appeared. The wheals grow to 1in. get red & itch and then fade. Problem is over last 6 mo.  Wheals Keep reap; I had no immediate adverse event after 1st or2nd dose. 10 days after those doses ~15 wheals appeared. The wheals grow to 1in. get red & itch and then fade. Problem is over last 6 mo.  Wheals Keep reap; I had no immediate adverse event after 1st or2nd dose. 10 days after those doses ~15 wheals appeared. The wheals grow to 1in. get red & itch and then fade. Problem is over last 6 mo.  Wheals Keep reap; uncomfortable and it is hard for him to breathe; uncomfortable and it is hard for him to breathe; Concern these are large lipid nanoparticles; This is a spontaneous report from a contactable other health care professional (patient).  A 87-years-old male patient received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Lot number: unknown) via an unspecified route of administration, in right arm on 11Feb2021 (at the age of 87-years-old) as dose 2, single and BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, Lot number: unknown) via an unspecified route of administration, in left arm on 29Jan2021 (at the age of 86-years-old) as dose 1, single for COVID-19 immunization. The patient medical history included urothelial cancer, right kidney removed, chronic kidney disease from an unknown date and unknown if ongoing. The patient concomitant medication was not reported. Patient had not received any other medications in two weeks. Patient had no allergies to any kind prior to the vaccination. Patient had not been diagnosed with COVID-19 prior to vaccination and had not been tested since the vaccination. Patient had not received any other vaccines within 4 weeks prior to the COVID vaccine. On 18Feb2021, the patient stated that he had no immediate adverse event, after 1st or2nd dose. 10 days after those doses ~15 wheals appeared, the wheals grow to 1in. get red & itch and then fade problem is over and then fade, problem is over last 6Month, wheals keep repeating a process keep repeating, uncomfortable and it is hard for him to breathe and concern these are large lipid nanoparticles which have not been eliminated. Patient stated that the adverse event was the same for both doses -15-20 red/pruritic "wheels appears on both back and arms. Reporter explained that they started small and grew an inch in size. He notes that they keep re-appearing and this has been continuous for the last 6 to 7 months. He explains that this was uncomfortable, and it was hard for him to breathe. He has pre-existing kidney disease and has lost one kidney. Reporter concerned of long term effects on his body. Appeared and they were as large as one inch and each were separated from each other, they were itchy, they get redder and redder then fade. Reporter stated that about 10 days after he got the 1st dose that he experienced the event (around 08Feb2021) and then it went away in about a week. Reporter stated that the event came back again about one week after he received the 2nd dose and that it disappeared about a week later. Reporter added that a week after the event had disappeared, it came back again, and that it is now 6-7 months later and the event has not gone away. Reporter added that now he has about 5-10 wheals, as large as one inch and each are separated from each other. He said they are very itchy, they get redder and redder and then fade. Reporter was concerned about the long-term reaction to the Pfizer Covid-19 vaccine. Reporter wants to know if Pfizer has any safety data regarding the carrier lipid nano particles / pegylated lipid nano particles and the metabolic fate and elimination of these lipid nano particles and whether there were any long-term effects that can affect his kidneys, heart and liver. He added that this was a very important issue, whether to get vaccinated or not, that if these lipid carriers are not getting eliminated from the body, then this was an issue that needs to be addressed. Patient stated that the adverse event resulted in doctor or other healthcare professional office/clinic visit. Patient had not received any treatment for the events reported. The outcome of the events was not recovered.   Information on the lot/batch number has been requested.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.