Western medicine blood replenishment needs to be treated according to different causes. If patients with iron deficiency anemia, megaloblastic anemia, or trauma need blood replenishment, they can take medication and surgery. 1. Iron deficiency anemia: If patients with iron deficiency anemia need to replenish blood, they can choose iron supplements such as ferrous succinate tablets, ferrous fumarate tablets and ferrous sulfate tablets under the guidance of doctors. 2. megaloblastic anemia: megaloblastic anemia patients need to replenish blood, can follow the doctor’s instructions with vitamin B12 to alleviate the anemia caused by vitamin B12 deficiency or absorption. For patients with folic acid deficiency or absorption disorders, folic acid can be used to improve symptoms under the guidance of a doctor. 3. Trauma: For patients with hemorrhage caused by trauma, it is necessary to stop bleeding in time, and for those with serious blood loss, it is necessary to follow the doctor’s instructions to transfuse plasma, concentrated red blood cells and other blood products. Western medicine need to supplement blood according to different causes under the guidance of the doctor, at the same time, the patient needs to adjust the diet, in daily life, you can eat a moderate amount of beef, pork liver, cinnamon, yam and other nutritious food.