Pay attention to the patient’s bleeding tendency, such as skin and mucous membrane bleeding, epistaxis, gum bleeding, fundus bleeding, etc., and give symptomatic and hemostatic treatment; in case of gastrointestinal hemorrhage or the risk of intracranial hemorrhage, report to the doctor immediately, and prepare all kinds of resuscitation drugs and supplies to assist in resuscitation. Keep the room clean, disinfect the air every day, and perform protective isolation for those with declining white blood cells to reduce infection. Pay attention to oral cleanliness and anal hygiene. Insist on gargling after meals and before going to bed to prevent oropharyngeal ulcers, commonly used gargling solutions include saline, compound boric acid solution, 1% hydrogen peroxide, sodium bicarbonate solution, etc. Insist on sitting in a bath with 1/5000 potassium permanganate solution after stool to prevent necrotizing ulcers around the anus that can lead to sepsis. Those with extensive bleeding of skin and mucous membranes should pay attention to maintaining the integrity of skin and mucous membranes to prevent infection, and those with high fever and heavy sweating should change clothes in time to avoid catching cold. The following side effects can occur with long-term application of androgenic drugs and should be treated and handled correctly Acne on the skin, increased hair, thickening of the voice in children and women, menopause and masculinization in women, and hypersexuality in men. Intramuscular injection of androgenic drug Kupropion can cause local pain and local hard lumps or even abscesses, so cooperate with medical personnel and change the injection site frequently. Those who apply glucocorticosteroids should pay attention to observe the side effects. Dietary requirements for chronic aplastic anemia 1.Supplementation of hematopoietic substances Although aplastic anemia is not due to the lack of hematopoietic substances, it can often lead to chronic hemorrhagic anemia due to repeated bleeding, thus aggravating the degree of anemia in aplastic anemia, so the food should often be supplemented with foods rich in iron, folic acid, vitamin B12, vitamin B6, vitamin K, and vitamin C. 2.Supply high protein diet The proliferation, differentiation and regeneration of various red blood cells need to rely on protein as the basis, so aplastic anemia patients need to supply high nutritional value of animal protein in their diet, such as protein-rich lean meat, eggs, fish, dairy, chicken, soybean products and animal kidneys. In addition, eat more turtle, tortoise and animal bone or bone marrow soup, etc. 3, cooking methods and dietary hygiene For patients with reoccurrence, due to the significant lack of granulocytes, it is very easy to complicate infection. Therefore, food and tableware must be strictly disinfected, not to eat raw, cold and unhygienic food. The food should be soft, light, nutritious and easy to digest and absorb. Soft rice or semi-liquid meals can be used.