Chest pain; fast heartbeat; Weakness; tightness in the chest; shortness of breath/ difficulty breathing; tachycardia; Fatigue; dizzy spells/ dizziness; Was sleeping up to 20 hours a day for the first week; This is a spontaneous report received from a contactable consumer (the patient).   A 35-years-old non-pregnant female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, Batch/Lot number was not reported), via an unspecified route of administration, administered in Arm Left on 16Apr2021 12:15 (at the age of 35-years-old) as a single dose for COVID-19 immunisation at Public Health Clinic. Medical history included POTS (postural orthostatic tachycardia syndrome), born with only 1 kidney, allergy, known_allergies: pork, shellfish. Concomitant medications included fludrocortisone acetate (FLORINEF) taken for an unspecified indication, start and stop date were not reported; lurasidone hydrochloride (LATUDA) taken for an unspecified indication, start and stop date were not reported; metoprolol taken for an unspecified indication, start and stop date were not reported; omeprazole taken for an unspecified indication, start and stop date were not reported; colestipol taken for an unspecified indication, start and stop date were not reported. The patient previously took Wellbutrin, Morphine, Lamictal and experienced allergy. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Prior to vaccination, the patient was not diagnosed with COVID-19. Since the vaccination, the patient has not been tested for COVID-19. On 18Apr2021 08:00, the patient experienced tightness in the chest, shortness of breath/ difficulty breathing, tachycardia, fatigue, dizzy spells/ dizziness. On 18Apr2021, the patient experienced was sleeping up to 20 hours a day for the first week. On an unspecified date, the patient experienced chest pain, fast heartbeat, weakness. It was reported that 2 days after receiving the vaccine the patient started having tightness in the chest, shortness of breath, tachycardia, fatigue (was sleeping up to 20 hours a day for the first week) and dizzy spells. Caller would like to know whether she should get the 2nd dose of the COVID vaccine after the side effects she experienced after the 1st dose on 16Apr2021. She experienced chest pain, difficulty breathing, a fast heartbeat, dizziness, extreme fatigue and weakness. She had an EKG done and that was normal. Her doctor said nothing was wrong with her heart. She was asking if she should get the second COVID-19 vaccine. Her doctor was not offering her any guidance on whether she should get the second vaccine or not. In her opinion, with her reaction she should not get the second COVID-19 vaccine. The adverse event resulted Doctor or other healthcare professional office/clinic visit. On an unspecified date, the patient underwent lab tests and procedures which included EKG: normal, heartbeat: fast. The patient did not receive treatment for events tightness in the chest, shortness of breath/ difficulty breathing, tachycardia, fatigue, dizzy spells/ dizziness. The outcome of events tightness in the chest, shortness of breath/ difficulty breathing, tachycardia, fatigue, dizzy spells/ dizziness was not recovered whereas the outcome of other events was unknown.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.