It is difficult for a dog to pull out cat litter after eating it, and it can easily irritate the dog's gastrointestinal tract and cause diarrhea or vomiting. However, this is also related to the ingredients of the cat litter. If the owner buys tofu cat litter, the dog Swallowing a small amount will not cause major problems, as its main ingredient is tofu dregs, but swallowing a large amount may cause intestinal obstruction. If the ingredients are relatively irritating, such as bentonite clay or crystal sand, the dog is likely to vomit and may be unable to pass stool. At this time, the owner can use some kaiselu or feed some lactulose. , to lubricate the intestines and help defecation.