Vertigo/whole room started spinning; Heart palpitations; Black/blue marks, left side of the neck has some black and blue marks; Coldness in right arm like pins and needles; Pain where the strap of the bra goes; Pins and needles; Shoulder has been hurting; Feeling of nausea; Headache; This spontaneous case was reported by a consumer and describes the occurrence of PALPITATIONS (Heart palpitations) and VERTIGO (Vertigo/whole room started spinning) in a 68-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 039K20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Nausea, Vertigo and Headache. Concomitant products included PARACETAMOL (TYLENOL) for an unknown indication.   On 20-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 17-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient experienced PALPITATIONS (Heart palpitations) (seriousness criteria hospitalization and medically significant), VERTIGO (Vertigo/whole room started spinning) (seriousness criteria hospitalization and medically significant), SKIN DISCOLOURATION (Black/blue marks, left side of the neck has some black and blue marks), FEELING COLD (Coldness in right arm like pins and needles), PAIN (Pain where the strap of the bra goes), PARAESTHESIA (Pins and needles), ARTHRALGIA (Shoulder has been hurting), NAUSEA (Feeling of nausea) and HEADACHE (Headache). The patient was hospitalized for 2 days due to PALPITATIONS. At the time of the report, PALPITATIONS (Heart palpitations), VERTIGO (Vertigo/whole room started spinning), SKIN DISCOLOURATION (Black/blue marks, left side of the neck has some black and blue marks), FEELING COLD (Coldness in right arm like pins and needles), PAIN (Pain where the strap of the bra goes), PARAESTHESIA (Pins and needles), ARTHRALGIA (Shoulder has been hurting), NAUSEA (Feeling of nausea) and HEADACHE (Headache) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Computerised tomogram: normal (normal) normal. On an unknown date, Electrocardiogram: normal (normal) normal. On an unknown date, Magnetic resonance imaging: normal (normal) normal. On an unknown date, Red blood cell count: abnormal (abnormal) WBC count dropped. On an unknown date, White blood cell count: abnormal (abnormal) WBC count dropped.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) and mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       The patient received second shot of vaccine and started getting vertigo, feeling of nausea and headache. She stated that one day my whole room started spinning and she had heart palpitations so she went to emergency room. The patient was admitted for 2.5 days for observation and put me on heart monitor. They went back to little normal after hospitalization. On an unknown date, something different for a week. The shoulder was  hurting and noticing black/blue marks. Even the left side of the neck has some black and blue mark. The patient had coldness in right arm like pins and needles. She had lot of pain where the strap of the bra goes. The patient drank coffee for headache and did some exercise for vertigo that helped me with them. The hospital put me on high iron diet, gave her intravenous saline drip, asked me to walk around and not sit for too long.  Company comment: Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded.; Sender's Comments: Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded.