Dogs foaming at the mouth why

The cause of white froth at the mouth in dogs needs to be determined in conjunction with other symptoms. First, white froth with convulsions and fever, with obvious gastrointestinal and respiratory symptoms may be due to distemper. The second is the dog after eating something, vomiting white foam, diarrhea, breathing difficulties, etc., it may be poisoning caused. Third, if the dog vomits white foam and there are eggs or worms in the feces, it may be caused by excessive parasites. The fourth is the dog vomits a small amount of white foam and fine, it may be caused by indigestion. Therefore, once the owner found the dog vomiting white foam, then it is best to go to the vet in a timely manner for treatment to avoid delaying the disease, resulting in serious consequences.