Need to see if the food residue in the stomach is spit out at the beginning of the spitting of food, then vomit gastric juice and bile. Therefore, if the dog vomits dog food, it is necessary to fast at home. Observe for one day. This will allow the dog to digest the residual food in the abdomen, and at the same time reduce the burden on the dog's digestive system and stomach. If you do not fast and continue to feed the dog, it will further stimulate the stomach and intestines, causing the dog to have too much burden on the dog's stomach and intestines, causing the dog to have aggravate the condition; if there is no abnormal situation, you can feed a small amount of food the next day; if you continue to vomit and the cause is unclear, you need to take the dog to a professional pet hospital for treatment and medication in time, and do not use human medicine by yourself.
If the dog continues to vomit frequently, accompanied by loss of appetite, listlessness, diarrhea, tears, sneezing... and the cause of vomiting has not been found out; it may be caused by inflammation in the dog's stomach and intestines, you should fast and observe at this time, so that if you are convenient for medical treatment, you should seek medical examination in a timely manner; during the maintenance process, the dog's food should be controlled, and no feeding of bone-containing food can easily scratch the dog's intestines. You can also use probiotics for pets to regulate and control the dog's diet.