Stomach food: mainly due to beef cattle fed a large number of poor and difficult to digest the feed or easy to expand the feed caused. The main symptoms are sick cattle appetite, ruminant reduction or stop, stool dry black, sick cattle often use the heel kick the abdomen. Treatment can be used magnesium sulfate 500 grams, 30 grams of fish stone, paraffin oil 1000 ml of water to fill, while intravenous injection of 10% sodium chloride solution 500 ml. When the sick cow dehydration, poisoning and other symptoms, the available saline 1500 ml of saline, 5% sodium bicarbonate 500 ml, 25% glucose 500 ml mixed intravenous injection.