Tongxinluo capsule belongs to Chinese patent medicine, which has the effects of supplementing qi and activating blood circulation, dredging collaterals and relieving pain. It is used to treat coronary heart disease and angina pectoris, and belongs to the syndrome of deficiency of heart qi and obstruction of blood stasis and collaterals. Tongxinluo capsule syndrome is characterized by chest distress, tingling, colic, immobility, palpitations, spontaneous sweating, shortness of breath and fatigue, dark purple tongue or ecchymosis, fine and astringent pulse or generation. Tongxinluo capsule can be used for qi deficiency, blood stasis and collateral obstruction, stroke, which can be characterized by hemiplegia, partial numbness, skewed tongue, and poor speech. It is a pure Chinese medicine preparation composed of ginseng, leech, scorpion, red peony, cicada slough, turtle worm, centipede, sandalwood, incense, frankincense, wild jujube kernel, and borneol. It has a certain stimulating effect on the gastrointestinal tract. A few patients will have gastrointestinal reactions such as stomach discomfort, nausea, vomiting, etc. Taking medicine after meals can reduce the drug's stimulating effect on the gastrointestinal tract.