It looks like one of the ingredients may have an animal cell lipid; Syncope; Dizziness; feeling faint; like going to pass out now and then; overall achiness, severe headaches, fever; overall achiness, severe headaches, fever; overall achiness, severe headaches, fever; This is a spontaneous report from a contactable nurse reporting for herself.  This A 30-year-old female patient received the first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE) (Lot # EH9899), intramuscular at single dose in the left arm on 22Dec2020 09:00 for covid-19 immunisation. Medical history included reaction to pork, porsine and/or if she ever was exposed to exposed to heparin. There were no concomitant medications. On 23Dec2020, the patient experienced syncope (medically significant), dizziness (medically significant), feeling faint; like going to pass out now and then (medically significant), overall achiness, severe headaches, fever. The outcome of the events syncope, dizziness, feeling faint; like going to pass out now was recovering and outcome of overall achiness, severe headaches, fever was recovered on 24Dec2020. The patient ask: are there any animal products, pork gelatin or a lipid form of that contain in the vaccine?   The events were described as follows: She experienced a significant amount of syncope and dizziness, for greater than 4 or 5 days post-receiving the vaccination. Also feeling faint like she is going to pass out every now and then. Has a more important question, wondering along with the doctors if one of the ingredients may have an animal product, like pork gelatin or a lipid form of that. It looks like one of the ingredients may have an animal cell lipid and was wondering if she was having a reaction to that. Declines to provide primary care provider details. States she received this first dose at occupational health in her workplace. Received the vaccine on the 22Dec2020 at 9am. 24 hours post vaccination, 1 day after, the syncope, dizziness, feeling faint started. Also the other symptoms, overall achiness, severe headaches, and fever were also experienced, but they stopped after that 24 hours. Those were expected since it was listed as side effects that popped up, so she expected those and they stopped after 24 hours. The syncope, dizziness, and faint feeling are not any worse and are very slowly improving, but she still has it and had to call out of work today because of it. That's consistent. Mentions it takes her a while to get down the stairs when getting product details for the COVID-19 vaccine. Unable to provide the vaccine NDC or expiry, or dose. Did not have any other vaccines at time of this one and none 4 weeks prior. Had to call a (company withheld) doctor and has to go to occupational health tomorrow to be seen. Declines having COVID virus. No further details provided.; Sender's Comments: Based on the compatible time association, the events syncope and dizziness are possibly related to suspect BNT162B2 administration. The impact of this report on the benefit/risk profile of the Pfizer product is evaluated as part of Pfizer procedures for safety evaluation, including the review and analysis of aggregate data for adverse events. Any safety concern identified as part of this review, as well as any appropriate action in response, will be promptly notified to Regulatory Authorities, Ethics Committees and Investigators, as appropriate.