Dogs suffering from diarrhea and foaming may be caused by gastroenteritis, parasitic infection, infectious disease, poisoning and other reasons. It is recommended that the owner first fasts and observes. If the dog does not have diarrhea and foaming, the problem should not be serious. You can consult a pet doctor for medication. However, if the dog's condition worsens and is accompanied by symptoms such as loss of appetite, depression, lethargy, etc., the dog needs to be sent to the pet hospital for examination immediately. Otherwise, continued diarrhea will cause dehydration of the dog, which may even be life-threatening in severe cases. .

1. Gastroenteritis

When a dog has gastroenteritis, the most obvious symptoms are diarrhea and vomiting. In the early stage, most of the dog’s excrement is liquid feces with a foul smell. In the later stages, blood and foam will appear in the stool, mixed with mucus. Generally, dogs cannot heal themselves after suffering from gastroenteritis, so they must be taken to the pet hospital for infusion treatment in time, otherwise the dog's condition will be aggravated.

2. Parasitic infection

Normally, the dog needs to be dewormed internally every three months and externally dewormed every month. If it is not given on time, If the dog is dewormed, the parasites in the dog's body will return, which will cause the dog to have diarrhea and foam at the mouth. In this regard, owners can pay attention to the dog's vomitus and diarrhea to see if there are worms. If there are worms, it will be diagnosed as an internal parasite infection, and the dog needs to be dewormed as soon as possible.

3. Infectious diseases

If the dog is not fully immunized and is accompanied by symptoms such as listlessness, loss of appetite, fever, etc., it is likely to be infected with canine parvovirus, canine distemper, etc. In infectious diseases, symptoms such as vomiting and loose stools often appear in the early stages of the disease. This type of infectious disease has a high mortality rate, so it is best to take your dog to the pet hospital for examination and treatment in time.

4. Poisoning

If a dog accidentally eats certain toxic substances, such as pesticides containing organophosphorus or isoniazid, it is likely to cause poisoning, causing diarrhea, Symptoms such as foaming at the mouth. In addition, if dogs accidentally eat some highly irritating liquids, such as 84 disinfectant, they may also experience intestinal reactions such as vomiting and foaming. If your dog’s symptoms are severe, you must go to the pet hospital for examination and treatment in time.