Coenzyme Q10 has been used in the management of a variety of disorders. Its primary use is as an adjunctive therapy for chronic heart failure. It has been shown to be effective in the management of congestive heart failure, cardiomyopathy, hypertension, stable angina, ventricular arrhythmia, cancer, periodontal disease, chronic fatigue, muscular dystrophy, and as a general energy booster.