This is a spontaneous report from a contactable consumer (Patient reported for self). A 68-year-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, Batch/Lot Number: EL9261), first dose via intramuscular route of administration, administered in right arm on 04Feb2021 at about 15:30 (at the age of 68-year-old) as a single dose for COVID-19 immunization, ascorbic acid, rosa canina (VITAMIN C WITH ROSE HIPS [ASCORBIC ACID;ROSA CANINA]), via an unspecified route of administration from Feb2020 (Batch/Lot number: 1204BT017S; Expiration Date: Mar2023) and ongoing, at 1000 mg of Vitamin C with 25 mg of Citrus Bioflavonoid Complex, 1x/day for immune enhancement therapy; allium sativum oil, petroselinum crispum oil (GARLIC & PARSLEY [ALLIUM SATIVUM OIL;PETROSELINUM CRISPUM OIL]), via an unspecified route of administration from Feb2020 (Batch/Lot Number: 490131-05; Expiration Date: Oct2022) and ongoing, at 1000mg equivalent capsule for immune enhancement therapy. Patient's medical History and family medical history relevant to adverse event was reported as none. No relevant tests were done. Concomitant medications were not reported. Historical vaccine given to patient previously include Flu shot about 5 weeks ago for Immunisation. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. No adverse events prior COVID vaccination. The patient did not receive any Pfizer vaccine considered as suspect prior to the COVID vaccine. The patient did not receive any vaccines on same date of the Pfizer Suspect administered. The patient was fine but wanted to report she had the first dose of the Pfizer COVID-19 Vaccine on 04Feb2021 at about 15:30. Starting 04Feb2021 about 20:30 she had onset of light heart palpitations and fast heartbeat that lasted about 2 minutes. She also had a slight dizzy feeling. She lay down and about 30-40 minutes later, maybe around 21:00-21:15 felt a little bit of heart palpitations that lasted about 30 seconds-1.5 minutes. She has not felt anything since those events. She had no events through the night and feels perfectly normal 'today'. She noted that she did not have onset any of those events until after she had taken Vitamin C with Rose Hips and Garlic capsule on 04Feb2021. Second dose of booster vaccine was scheduled for 25Feb2021; and they advised her to call 1 week before that 3-week period to verify appointment date. Adverse events did not require a visit to emergency room or physician visit. The patient was not hospitalized. The patient reported adverse events with Pfizer COVID-19 Vaccine and reported product quality complaint for Vitamin C with Rose Hips and Garlic. " Garlic: Label shows traditionally used for circulatory function and heart health which she did not realize before now; she wonders if that had any relation to the heart related events she had. Vitamin C with Rose Hips: Distributed by (name provided), (address provided). Lot: Unknown, 1204BT017S or 1204BT0175, not certain if last is letter S or number 5, but she believes it is 1204BT017S". The outcome of the events was reported as resolved on 04Feb2021.  Follow-up attempts are completed. No further information is expected.