Rashes on my arms on the injection site it spread to my neck the front back of my neck, my chest and eventually made it around the other arm, the both arm and my ankles;  I might have it on my thigh; I had lot of swelling in around the neck area; very tired; break out in rash all over; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 54 year-old patient received bnt162b2 (BNT162B2), administered in arm left, administration date 12Sep2021 (Lot number: FF2588) as dose 1, single for covid-19 immunisation. Relevant medical history included: "Diabetes mellitus" (ongoing), notes: Verbatim: Diabetic; "Blood cholesterol increased" (unspecified if ongoing), notes: Verbatim: Cholesterol high. Concomitant medication(s) included: METFORMIN; LIPITOR taken for blood cholesterol increased. The following information was reported: VACCINATION SITE RASH (non-serious) with onset Sep2021, outcome "unknown", described as "Rashes on my arms on the injection site it spread to my neck the front back of my neck, my chest and eventually made it around the other arm, the both arm and my ankles;  I might have it on my thigh"; SWELLING (non-serious) with onset Sep2021, outcome "unknown", described as "I had lot of swelling in around the neck area"; FATIGUE (non-serious) with onset Sep2021, outcome "unknown", described as "very tired"; RASH (non-serious) with onset Sep2021, outcome "not recovered", described as "break out in rash all over". The events "rashes on my arms on the injection site it spread to my neck the front back of my neck, my chest and eventually made it around the other arm, the both arm and my ankles;  i might have it on my thigh" and "break out in rash all over" were evaluated at the emergency room visit. Therapeutic measures were taken as a result of vaccination site rash, rash.  Additional Information: Reporter wanted to share their experience with the first injection that they had in September 2021. Reporter did not notice any rash till the next day possible it was there and they didn't see it. On first day, reporter noticed lot of swelling in around neck area and was very tired. Next day reporter had rashes on arm on the injection site. It spread to the neck the front back of neck, chest and eventually made it around the other arm, the both arm and ankles and reporter think it might also be on the thigh somewhere. Reporter just try to find out is hearing different things that went back to reporter's second last Sunday, after 21 days go back to the second injection and may receive the because reporter had a possible reaction. Reporter went to the urgent care and they gave an ointment and stuff (Treatment). So reporter is just trying to find out what are the recommendations and if it is part of side effect of Pfizer. Weight was reported as about 120 pounds or 121 pounds. Reporter went to urgent care 3 days after reporter got the first vaccination because reporter had break out in rash all over. Reporter was prescribed with Benadryl and an Ointment to put on. Reporter did not receive any vaccination within 4 weeks.  No follow-up attempts are possible. No further information is expected.