Crown Heart Anti-Plaque Capsule is a hospital preparation of the First Affiliated Hospital of Hunan University of Traditional Chinese Medicine. Its efficacy is to clear away heat and activate blood, dissolve phlegm and eliminate spots. It should be used under the guidance of a physician. It is composed of Rhizoma Polygonati Odorati, Rhizoma Polygonati, Radix Astragali, Radix Angelicae Sinensis, etc. Its efficacy is to clear away heat, activate blood, dissolve phlegm and eliminate plaque. It is used for the treatment of chest paralysis (chest tightness and pain) and heart pain caused by phlegm, heat and blood stasis. It is a hard capsule preparation. Adverse effects and contraindications are not clear. Among the ingredients, Rhizoma Polygonati Odorati has the effects of dispersing blood stasis, resolving phlegm and dispersing knots, while Rhubarb has the effects of expelling blood stasis and clearing the meridians, dispelling phlegm and lowering fire. Radix Astragali and Radix Angelicae Sinensis are the key medicines for tonifying qi and generating blood, with the effects of benefiting qi and nourishing blood (replenishing qi and blood in the body), and dispelling stasis and generating new blood. Combined, these herbs are effective in clearing heat and activating blood, resolving phlegm and eliminating spots. This preparation is not available in the market, if you need to use it, it is recommended to go to the hospital and use it under the guidance of a professional physician.