The invention discloses compound feed for treating swine dysentery and a preparation method of the compound feed for treating the swine dysentery. The compound feed is prepared from the following raw materials: corn flour, defective flour, wheat bran, fried soybean meal, bean meal, table salt, bone meal, hay, lima beans, straw powder, peanut cakes, green sugar, mountain flour, an antioxidant, celery, trace elements and lysine. The preparation method of the compound feed comprises the following steps: a raw material crushing step, a raw material mixing step, a feed particle preparing step and a feed drying step. The compound feed disclosed by the invention has the beneficial effects that pharmaceutical compositions contained in the compound feed can be used for clearing heat, cooling blood, removing apthogenic heat, regulating the qi flow, promoting circulation of blood and stopping dysentery, has the advantages and characteristics of being high in quality and low in price for treating the swine dysentery, safe, efficient, easy and convenient to operate, low in toxicity, free of medicine residues and parasite scruple, and the like, and can be used for well increasing the body weight of pigs while being used for treating.