Headache; swelling and soreness right arm; swelling and soreness right arm/Her right arm was sore and puffy that evening after the first dose; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 64 year-old female patient received bnt162b2 (BNT162B2), administered in arm right, administration date 08Apr2021 09:45 (Lot number: EW0151) at the age of 64 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Head discomfort" (unspecified if ongoing); "Blood pressure measurement", start date: 2011 (ongoing); "Blood cholesterol", start date: 2009 (ongoing); "Depression", start date: 2019 (ongoing); "Migraine" (ongoing). Family history included: "brain hemorrhage", start date: 2009 (unspecified if ongoing); "Arnold Chiari malformation of the brainstem and spinal cord.", start date: Dec2010 (unspecified if ongoing), notes: DEC2010 they diagnosed Arnold Chiari malformation of the brainstem and spinal cord.; "cranial surgery, decompression with laminectomy", start date: Apr2011 (unspecified if ongoing), notes: APR2011 she had cranial surgery, decompression with laminectomy.; "she had cranial surgery, decompression with laminectomy.", start date: Apr2011 (unspecified if ongoing), notes: APR2011 she had cranial surgery, decompression with laminectomy. Concomitant medication(s) included: GABAPENTIN taken for cerebral haemorrhage, start date: 2011 (ongoing); TOPIRAMATE taken for head discomfort, start date: 2011 (ongoing); VENLAFAXINE taken for head discomfort, start date: 2011 (ongoing); BENAZEPRIL taken for blood pressure measurement, start date: 2011 (ongoing); ATORVASTATIN taken for blood cholesterol, start date: 2009 (ongoing); CITALOPRAM taken for depression, start date: 2019 (ongoing); AIMOVIG taken for migraine (ongoing). The following information was reported: HEADACHE (non-serious) with onset 08Apr2021, outcome "recovered" (02May2021), described as "Headache"; VACCINATION SITE SWELLING (non-serious) with onset 08Apr2021, outcome "recovered" (15Apr2021), described as "swelling and soreness right arm"; VACCINATION SITE PAIN (non-serious) with onset 08Apr2021, outcome "recovered" (15Apr2021), described as "swelling and soreness right arm/Her right arm was sore and puffy that evening after the first dose". Additional information: Relevant Med History brain hemorrhage  Verbatim: brain haemorrhage Additional Information for Other Conditions: Mentions her family says mom blew up her brain. DEC2010 they diagnosed Arnold Chiari malformation of the brainstem and spinal cord. APR2011 she had cranial surgery, decompression with laminectomy. Adds they took bone off of the top of a cervical vertebrae and removed a piece of her skull to make room. They told her the tonsils of her brain hang down too low, and spinal fluid was not moving, so they had to go in and make room; they also put a patch on her brain. cranial surgery, decompression with laminectomy (APR2011 she had cranial surgery, decompression with laminectomy. Adds they took bone off of the top of a cervical vertebrae and removed a piece of her skull to make room. They told her the tonsils of her brain hang down too low, and spinal fluid was not moving, so they had to go in and make room; they also put a patch on her brain.) she had cranial surgery, decompression with laminectomy. (APR2011 she had cranial surgery, decompression with laminectomy. Adds they took bone off of the top of a cervical vertebrae and removed a piece of her skull to make room. They told her the tonsils of her brain hang down too low, and spinal fluid was not moving, so they had to go in and make room; they also put a patch on her brain.) Consumer called regarding the Pfizer COVID 19 vaccine. Patient reported with her first dose she had some headache, and swelling on her arm. She got the second dose on the 29Apr2021 and also had a headache; some nausea and swelling on her arm. This time the swelling on her arm was not going away. The first day it was very sore and the swelling was continuing to get worse. Patient clarified she received the first dose on 08Apr2021 at 09:45AM in the right arm. Then she got the second dose 29Apr2021 at 0945AM in the left arm. She got it in her left arm because the next day she was having blood work. She first noticed the headache later the evening of 08May2021, and it went on a couple of days. Her right arm was sore and puffy that evening after the first dose. It was a week before it was not sore. Her left arm was sore but not as sore as it was. All the swelling in the right arm was gone but left arm swelling was still there. Patient had arm redness which she didn't have with the first dose. It was not red the first day, a day or so later it started to get red under the injection site; and had increased. Started below the injection site and was creeping up and going down and around her arm. No follow-up attempts are possible. No further information is expected.