The main clinical symptoms are the action of qi and blood, and the transformation of blood into clinical asthma. It is used for chest pain, angina pectoris and pain in the precordial area in cases of blocked blood circulation and pain relief. Clinically, angina pectoris due to coronary heart disease can be found on Shanghai Stock Exchange. It is a traditional new type of pure seven-herb drop pill made by picking Salvia miltiorrhiza, three effective components and adding an appropriate amount of borneol under modern high-tech conditions for prevention, treatment and first aid. The crystallization has the characteristics of small dosage, convenient administration, fast drug dispensing, direct dissolution, no absorption rate, high utilization rate, high irritation and no obvious side effects