Yixinsheng capsule is a kind of Chinese patent medicine, its function is mainly to strengthen the spleen and produce blood, tonify the kidney and fill essence. In clinical practice, it can be mainly used for the deficiency of both spleen and kidney and the deficiency of essence and blood, resulting in dull complexion, dizziness and shortness of breath, tiredness and weakness, soreness of the waist and knees, and also for the auxiliary treatment of iron deficiency anemia and chronic aplastic anemia. The main ingredients of this drug include Colla Corii Asini, Deer Antler Gum, Tortoise Gum, Deer Blood, Radix Rehmanniae Praeparata, Radix Paeoniae Alba, Radix Angelicae Sinensis, Ox Medulla, Radix et Rhizoma Ginseng, Radix Astragali, Rhizoma Atractylodis Macrocephalae, Poria, Radix Polygonatum, Jujube, Fructus Crataegus, Malva, Rhizoma Polygonatum, Rhizoma Polygonatum, Rhizoma Polygonatum and Radix Peanut. It is recommended that patients should apply this drug under the guidance of a doctor, and the general dose is 4 capsules 3 times a day.