Patient passed away February 9, 2021 at 2:12am.; At around 11:30pm-11:45pm  difficulty of breathing was noted.; fever,Fever progressed to 103F; Very tired/feeling of very tired; This spontaneous case was reported by a consumer and describes the occurrence of DEATH (Patient passed away February 9, 2021 at 2:12am.) in a 62-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 028L-20A and 039K20-2A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concomitant products included RIVAROXABAN (XARELTO) for an unknown indication.   On 13-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 08-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 08-Feb-2021, the patient experienced DYSPNOEA (At around 11:30pm-11:45pm  difficulty of breathing was noted.), PYREXIA (fever,Fever progressed to 103F) and FATIGUE (Very tired/feeling of very tired). The patient was treated with PARACETAMOL (TYLENOL) on 08-Feb-2021 for Fever, at a dose of 1 dosage form. On 09-Feb-2021, DYSPNOEA (At around 11:30pm-11:45pm  difficulty of breathing was noted.), PYREXIA (fever,Fever progressed to 103F) and FATIGUE (Very tired/feeling of very tired) outcome was unknown. The patient died on 09-Feb-2021. The cause of death was not reported. It is unknown if an autopsy was performed.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 08-Feb-2021, Body temperature: 103 (Inconclusive) Fever progressed to 103F. On 08-Feb-2021, Oxygen saturation: decreased (Inconclusive) At 10pm his oxygen level dropped.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   Concomitant medication also included medication for blood pressure.  On 08 Feb 2021 patient had the 2nd dose of Moderna Covid19 vaccine in the morning. Patient was fine until 5pm when patient complained of fever and feeling of very tired. Fever progressed to 103F. Patient took Tylenol. At 10pm his oxygen level dropped; patient laid down in bed. At around 11:30pm-11:45pm difficulty of breathing was noted. They immediately called 911. 911 came at around 12:50am but the patient arrested in the driveway. At the Emergency Room, they tried to revive the patient but unsuccessful. Patient passed away on 09 Feb 2021 at 2:12am.  This case concerns a 62 year old male experienced serious adverse event of death one day after receiving the second dose of the vaccine and in addition with non-serious adverse events of dyspnea, fever and fatigue. Dechallenge was unknown and rechallenge was not applicable. Limited information provided. The benefit-risk relationship is not affected by this report.; Sender's Comments: This case concerns a 62 year old male experienced serious adverse event of death one day after receiving the second dose of the vaccine and in addition with non-serious adverse events of dyspnea, fever and fatigue. Dechallenge was unknown and rechallenge was not applicable. Limited information provided. The benefit-risk relationship is not affected by this report.; Reported Cause(s) of Death: Unknown Cause of death