bruising of right arm, shoulder, and chest; arm pain; the shoulder is yellow and bruising, it is yellow and blue and it is pretty.; she thinks it is getting worse; This is a spontaneous report from a contactable consumer or other non hcp (patients daughter). A 87-years-old male patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; formulation: Solution for injection, Lot Number: unknown), via an unspecified route of administration, administered in Arm Right on 07Mar2021 at 14:30 (at the age of 47-years-old) as dose 1, single for COVID-19 immunisation. Medical history included cancers. Reporter stated her dad is on nothing unusual, he is on a lot of medications because he had different cancers but those are all done now and it was years ago. He is not on steroids or anything, walks with a walker, had hip surgery 4 or 5 years ago, but answers no to medical conditions, arthritis and has arthritis in his should which makes it. So he can not move it much. Concomitant medications included warfarin taken for coagulopathy. On 09Mar2021 patient experienced bruising of right arm, shoulder, and chest, arm pain in Mar2021, shoulder is yellow and bruising, it is yellow and blue and it is pretty in Mar2021, getting worse in Mar2021. The patient underwent lab tests and procedures which included international normalised ratio: unknown. The patient had bruising on his right arm near the injection site on his right shoulder and it was migrating to his chest getting bigger but it was not painful. The reporter was asking if she should be alarmed. The reporter sent a photo to the primary physician and because he was on Warfarin the physician thought that was what causing the bruising. The patient reported that It was still going on. An ice pack was placed on the bruising but reporter thought that she waited too long to do that because it hurt. The reporter concerned about the extent of the bruising and if it could be related to Warfarin. The patient experienced the arm pain after receiving the vaccine and only lasted a few days. The arm pain was on and off, it was also attributed to arthritis big time in his shoulders. The reporter added that she told him to move his arm around. She also told him he was not 20 anymore and that sometimes there was no magic pill. The patient was scheduled to receive the second dose on Sunday and his doctor told her to hold his warfarin a couple days prior to the second dose. Reporter wanted to know if to know if that would be okay. It was reported that bruising started by two days after the shot. It was still going on.  And thinks it is getting worse.  It looked okay on Sunday but now it is moving more towards his chest and getting bigger.  The bruising started on his arm, moved down his shoulder and chest. She was responded that when vaccinating Persons with Increased Bleeding Risk, providers often avoid giving intramuscular injections (not just this vaccine) or choose alternative routes because of the risk for hematoma formation after injections.  The Pfizer-BioNTech COVID-19 Vaccine can only be administered as an intramuscular injection. Outcome of the event she thinks it is getting worse, yellow skin and Bruising of arm was not recovered,  arm pain recovered on ??-???-2021.  No follow-up attempts are needed; information about lot/batch number cannot be obtained.