Puffiness face; Heart racing; couldn't sleep; lost of taste; scalding sensation on the roof of her mouth (burning mouth syndrome).; Headache; she experienced pain in her arm,; Nausea; Fatigue; This is a spontaneous report from a contactable consumer (patient). A 56-years-old female patient received first dose of BNT162B2 (PFIZER-BIOTECH COVID19 mRNA VACCINE, solution for injection), dose 1 via an unspecified route of administration, administered in Arm Left on 30Apr2021 10:15 (at the age of 56-Years-old) (Batch/Lot Number: EW0167) as DOSE 1, 0.3ML, SINGLE for covid-19 immunisation. The patient's medical history was not reported. Concomitant medication included estradiol (ESTRADIOL) taken as a patch for four years, 0.15 patch applied twice weekly. History of all previous immunization with the Pfizer vaccine considered as suspect was reported as none. Additional Vaccines Administered on Same Date of the Pfizer Suspect was reported as none. Prior Vaccinations (within 4 weeks) was reported as none. Patient's family history was reported as none. Patient reported had some troubling side effects and she asked if she should take dose number two. On 30Apr2021, the patient experienced she experienced pain in her arm, nausea and fatigue. Then 16 hours later she woke up with her heart racing, her Fitbit said it was at 90 beats per minute, and she couldn't sleep; the next morning she woke up with puffiness in her face and lost of taste and a scalding sensation on the roof of the mouth, stated this was burning mouth syndrome, a little bit of a headache. Heart racing started on at 02:30AM in the morning on 1May2021 and continued on till mid morning that day. She couldn't sleep started at 02:30AM in the morning on 1May2021 lasted until about 0630AM. Puffiness in her face was noticed at 08:00am on 1May2021 and it gradually went away that day. Lost of taste/scalding sensation in her mouth was noticed on 1May2021. Now her taste returned that day but she still has a tingling sensation in her mouth. She has had this before when she was taking progesterone. Reported she had the burning mouth syndrome a couple of years ago and now she has no product to provide information for the Progesterone except that it was a topical cream. No NDC, lot or expiration date provided. Headache was very mild, just that day 1May2021. Pain in her arm was from the day of the vaccine and still persisting. Nausea started on the day of the vaccine and she still had that some today and last night she was not feeling great either. She added it was worse after she went for a walk. She had Fatigue and noticed it on evening of the vaccine; she was very sleepy and couldn't stay awake to watch TV. This ended when she woke up with her heart racing. The events resulted in physician office visit. The patient underwent lab tests and procedures which included covid-19 and showed negative results on 01May202. At the time of this report, the outcome of events she experienced pain in her arm, lost of taste, scalding sensation on the roof of her mouth (burning mouth syndrome). was recovering, Nausea was not recovered, Fatigue, Heart racing, couldn't sleep, Puffiness face, Headache recovered on 01May2021.  No follow-up attempts are needed. No further information is expected.