The invention discloses a medicine for treating AIDS, and relates to a traditional Chinese medicine. The medicine is characterized by being made from the following raw materials: 15-25g of angelica, 25-35g of astragalus root, 25-35g of morinda root, 15-25g of red sage root and 1-15g of cassia. The following bulk drugs can also be added: spatholobus stem, pepper, largehead atractylodes, achyranthes root, black bean, pilose asiabell root, sheep manure, clematis root, dried ginger, fibrous root of fistular onion, fly larval and the like. The medicine is prepared by the following steps: taking the raw materials, soaking for 30-40m, adding 700-1000g of water, decocting with slow fire for 15-25m after boiling, and separating dregs from the decoction for oral administration; and baking and grinding the dregs into powder for oral administration. The medicine has the efficacies of invigorating spleen and stomach, invigorating vital energy and producing saliva, recuperating internal organs, nourishing blood and liver, promoting blood circulation to clear channels, enriching the blood and strengthening the bone, and killing viruses. The medicine is used for treating AIDS and has the curative ratio up to 97.7%, and can be also widely applied to treating diseases such as leukemia, aplastic anemia, thrombocytopenia, hepatitis, dermatosis and the like.