If a dog is vomiting without eating or drinking, you can feed it some antibiotics, antiemetics, and probiotics to reduce inflammation, relieve vomiting, and regulate the gastrointestinal tract. If this condition occurs in dogs, it is more likely to be caused by colds, infectious diseases, etc. The initial symptoms of infectious diseases are similar to the symptoms described. The owner needs to combine the other symptoms of the dog for identification, or purchase infectious disease detection test strips.

Many diseases can cause dogs to become depressed and lose their appetite. For example, when infected with viral diseases such as canine distemper, parvovirus, and coronavirus, dogs will show a loss of mental appetite, as well as upper respiratory tract symptoms such as coughing, sneezing, and runny nose. Infection or gastrointestinal symptoms such as diarrhea, vomiting, and bleeding.