The dangerous period for dogs with enteritis is about 3 days, and it usually takes 5 to 7 days to fully recover, so you need to pay more attention in the first three days to avoid life danger. Dog enteritis is generally caused by improper diet, internal parasites, or viral infection. Once a dog is found to have vomiting, diarrhea, poor energy, or not eating or drinking, it is best to send it to a pet hospital for examination and treatment immediately. , to avoid delaying the condition.