A herbal medicine which assists in promoting the function of the heart. As a heart tonic A.Vogel Crataegus Oxy assists with weakened heart performance specifically due to heart failure and poor blood supply to the heart muscle (congestive and ischemic heart disease). With broad acting cardiac supportive action (in heart failure, heaviness on the chest (cardiac oppression), mild heart related chest pain (angina), irregular heartbeat (arrhythmia), and heart weakness in the elderly), it assists to improve exercise tolerance, quality of life, and breathlessness and fatigue in heart patients.