headache; injection site is itchy and swelled up; injection site is itchy and swelled up; But this one turned red; can't lift her arm it's heavy and painful; can't lift her arm it's heavy and painful; shortness of breath; palpitation; Dizziness, lightheaded/ feeling dizzy; Uneasiness; hands are so cold; nauseous; This is spontaneous report from a contactable nurse reported for herself. This 42-year-old female patient (No pregnant) received the first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE) via Intramuscular on Left arm on 29Dec2020 17:00 PM on left arm at single dose (Lot # EL1284) for COVID-19 immunisation. Medical history included None. No Allergies to medications, food, or other products. Concomitant medications included ascorbic acid, bioflavonoids nos, hesperidin, malpighia glabra, rosa canina, rutoside (VITAMIN C), collagen, colecalciferol (VITAMIN D), cynara cardunculus, malus spp. vinegar extract, taraxacum officinale (APPLE CIDER). No other vaccine in four weeks. The patient experienced Dizziness, lightheaded, palpitation, uneasyness, shortness of breath on 29Dec2020 17:15 pm. Then when the patient drove home, she felt so uneasy and hands are so cold, nauseous and feeling dizzy on 29Dec2020 17:15 pm. Felt the same way in the house for a good 2 hours after the vaccination. Drank water and didn't sleep right away. Tried to monitor herself. After that day the patient felt better but with bouts of headache and dizziness every now and then. The injection site was itchy and swelled up. But it went down if didn't scratch it. The patient didn't have allergies to any medications. But this one turned red. And the next day after the vaccination (30Dec2020) the patient can't lift her arm it's heavy and painful. Then pain went away. But now it was the itchiness in the site that bothered her. But the patient didn't scratch it. So it didn't swell up as much. Prior to vaccination, was the patient did not diagnose with COVID-19. Lab data on 07Jan2021 Nasal Swab post vaccination for Covid 19: result was pending. No treatments received for the events. Outcome of the events Dizziness, lightheaded/ feeling dizzy, palpitation, Uneasiness, shortness of breath, hands are so cold, nauseous was recovering. Outcome of the event pain in arm was recovered. Outcome of other events was unknown.; Sender's Comments: Based on available information, a possible contributory role of the subject product, BNT162B2 vaccine, cannot be excluded for the dizziness, lightheaded, palpitation, shortness of breath and other reported events due to temporal relationship.  There is limited information provided in this report.  Additional information is needed to better assess the case, including complete medical history, diagnostics including chest x-ray, EKG and chemistry panel, counteractive treatment measures and concomitant medications.  This case will be reassessed once additional information is available.  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.