Digoxin and Astragalosa Drabanemerosa Strong Heart Capsules both belong to the cardiac drugs, and the two drugs are used together for the treatment of heart failure. Digoxin belongs to the digitalis class of cardiotonic drugs, with positive inotropic effect and negative frequency effect, can improve myocardial contractility, increase cardiac output, while slowing down the heart rate, reduce ventricular volume, reduce myocardial oxygen consumption. Astragali Drabanemerosa hebecarpa Strong Heart Capsule is a kind of Chinese patent medicine with cardiotonic effect, and the main ingredients are Astragalus, ginseng, epiphyllum, danshen, zedoary, yuzhu, cinnamon sticks, safflower and so on. The main effect is to benefit qi and warm yang, activate blood circulation, diuretic and reduce swelling. It is used in the treatment of coronary heart disease and heart failure.