If the dog has not been vaccinated or the vaccination is incomplete and the body does not produce antibodies to fight the virus, the dog may be infected with viral infectious diseases that cause hemorrhage, such as distemper and microcephaly. If the dog has not been dewormed for a long time, it may also be a fruitful parasite that causes the dog to have blood pulling, usually infected with roundworms, tapeworms, coccidia, etc. You need to promptly take the dog’s stool to the vet for a stool test to determine the type of parasite, and then deworm the dog for the right condition. If infectious diseases are ruled out, the dog may be suffering from gastroenteritis resulting in blood pulling. Dogs suffering from gastroenteritis is usually due to improper feeding, such as dogs eat spoiled food, diet is too greasy, taking stimulant drugs and other reasons, will generally appear diarrhea, vomiting and other symptoms, diarrhea will appear serious blood phenomenon.
