Heart Protecting Capsule has the efficacy of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), warming the middle and regulating qi. Heart Protecting Capsule is a capsule, the content is brown powder, aromatic, bitter flavor. Heart Protecting Capsule is mainly composed of the medicines such as Bulbus Fritillariae Cirrhosae, Polygonatum Odoratum, Cornu Cervi Pantotrichum, Calamus Calamus, Ice Tablet, Muscovy, Epimedium, Panax Ginseng and other medicines. It is generally used in the treatment of chest tingling, colic and chest tightness and shortness of breath caused by heart-blood stasis (insufficiency of heart qi and obstruction of blood operation) or heart-yang insufficiency, palpitation (accelerated heartbeat, often accompanied by panic) and sweating, fear of cold and cold limbs (fear of cold, cold limbs), and lumbar and knee soreness and tenderness (feeling of soreness and weakness of the lumbar and knee areas). Patients who experience dry and bitter mouth while taking it may switch to taking it with lightly salted water. Adverse effects of the drug are not known. Patients are advised to consult a doctor in time if they feel unwell, not to take medication without authorization, and to use medication under the doctor’s guidance after systematic examination and diagnosis by the doctor.