Ventricular tachycardia; Passing out; Myocarditis; This spontaneous case was reported by a consumer and describes the occurrence of VENTRICULAR TACHYCARDIA (Ventricular tachycardia), LOSS OF CONSCIOUSNESS (Passing out) and MYOCARDITIS (Myocarditis) in a 67-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     The patient's past medical history included Cardiac disorder, Pacemaker insertion (cardiac) (a year before) in 2020 and Cardiac ablation (a year before) in 2020.    In March 2021, the patient received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. In April 2021, the patient experienced VENTRICULAR TACHYCARDIA (Ventricular tachycardia) (seriousness criteria hospitalization and medically significant), LOSS OF CONSCIOUSNESS (Passing out) (seriousness criteria hospitalization and medically significant) and MYOCARDITIS (Myocarditis) (seriousness criteria hospitalization and medically significant). The patient was hospitalized from sometime in April 2021 to sometime in April 2021 due to LOSS OF CONSCIOUSNESS, MYOCARDITIS and VENTRICULAR TACHYCARDIA. At the time of the report, VENTRICULAR TACHYCARDIA (Ventricular tachycardia), LOSS OF CONSCIOUSNESS (Passing out) and MYOCARDITIS (Myocarditis) outcome was unknown.            The concomitant medications were not reported. The treatment information was not provided.  The reporter reported that her Husband has to wait 4 months for the inflammation to subside for lower heart ablation procedure, Patient was initially doing well with the 1st vaccine and initially well with the 2nd until a month later. Since receiving the vaccines, patient stated, their health has not been good  Company comment : This case concerns a 67 year-old, male subject with a history of upper heart issues, user of Pacemaker and heart ablation, who experienced the unexpected events of Loss of consciousness and Ventricular tachycardia, and the expected event of Myocarditis. The events occurred approximately 1 month after the administration of the second dose of Moderna  The events were considered related to the study drug per the reporter's assessment. The event Myocarditis is consistent with the current understanding of the mechanism of action of the study medication. The medical history of upper heart issues, user of Pacemaker and heart ablation, remains as confounders. The benefit-risk relationship of Moderna Covid 19 vaccine   is not affected by this report.   This case was linked to MOD-2021-295355 (Patient Link).; Sender's Comments: This case concerns a 67 year-old, male subject with a history of upper heart issues, user of Pacemaker and heart ablation, who experienced the unexpected events of Loss of consciousness and Ventricular tachycardia, and the expected event of Myocarditis. The events occurred approximately 1 month after the administration of the second dose of Moderna  The events were considered related to the study drug per the reporter's assessment. The event Myocarditis is consistent with the current understanding of the mechanism of action of the study medication. The medical history of upper heart issues, user of Pacemaker and heart ablation, remains as confounders. The benefit-risk relationship of Moderna Covid 19 vaccine   is not affected by this report.