Xin Bao Pills and Xin Ke Shu tablets are different drug composition, efficacy and main treatment, the two drugs do not have a clear description of the contraindications, but it is recommended to take under the guidance of a professional physician, can not be stacked on their own, so as not to cause adverse reactions. 1. Xinbao pill is composed of Yang Jinhua, ginseng and other drugs. It has the efficacy of warming the heart and kidneys (using warm tonic drugs to act on the heart and kidneys), benefiting qi and helping yang (promoting the generation of yang qi by tonifying qi), and invigorating the blood to open up the veins (promoting the operation of the blood and dredging the blood veins in the body). It is mainly used in treating chronic cardiac insufficiency caused by yang deficiency of the heart and kidney, and stagnation of the heart veins (the heart veins are blocked by stagnant blood). It is not recommended to be taken by pregnant women, patients with Yin deficiency and internal heat, phlegm and fire, hyperactivity of liver yang (excessive liver yang, causing dizziness, dizziness, headache, etc.), and patients with glaucoma. 2. Xin Ke Shu Tablet is composed of hawthorn, danshen and other drugs. It has the efficacy of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), promoting qi circulation and relieving pain (relieving pain by regulating the body’s qi), and is mainly used for the treatment of chest tightness, dizziness, headache and other symptoms caused by qi stagnation and blood stasis (blood stagnation due to lack of circulation of qi) type of coronary heart disease. Use with caution in pregnant women. The medication should be taken under the guidance of a medical professional and not on its own to avoid delaying the condition.